Gaggia Cadorna Prestige: Troubleshooting Guide

Start Here: What Problem Is the Customer Reporting?

Basic Intake Questions

Before choosing a troubleshooting path, collect the basics. These details help determine whether the issue is setup, maintenance, user education, part replacement, repair, or DOA review.

• Is the machine new, refurbished, or used?
• How old is the machine?
• Did the issue occur during first setup?
• What exact message or error code appears?
• Does the machine dispense hot water?
• Does the machine dispense from the coffee spouts?
• Does the grinder run?
• Does the pump run?
• Does water leak only during brewing, only during rinsing, or even while idle?
• Has the customer cleaned the brew group, coffee outlet duct, milk carafe, and spouts?
• Has the machine been descaled?
• Is an INTENZA+ filter installed?

Power Issues: Will Not Turn On, Shuts Off, or Says Goodbye

Use this section when the machine will not power on, loses power, shuts off during startup, says “Goodbye” immediately, or appears dead.

Step 1: Confirm the Basics

1. Confirm the power cord is fully seated in the back of the machine.
2. Confirm the wall outlet works by testing another appliance.
3. Plug the machine directly into the wall. Do not use a power strip, extension cord, smart plug, or GFCI adapter for testing.
4. Check the power cord for visible damage.
5. Confirm the machine is not in standby. Press the ON/OFF button once and wait.

Step 2: Watch the Startup Behavior

Ask the customer what happens after pressing ON/OFF:

• No display, no sound, no lights.
• Display turns on, says welcome, then goodbye.
• Machine starts then shuts off during rinse or heat-up.
• Machine trips a breaker or GFCI.
• Machine powers on only when the cord is moved.

Power failure repair/DOA resolution article needed: If a new or first-setup machine will not remain powered after basic outlet and cord checks, review for DOA replacement or return based on order age and policy. If outside DOA range, route for repair evaluation.

Error 01 / Grinder Blocked

Error 01 indicates the grinder is blocked or the machine believes the grinder cannot complete its cycle. Customers may describe this as “Service Required 01,” “grinder stuck,” “no grinding,” “beans not feeding,” or “machine makes a groaning sound.”

Step 1: Confirm Bean and Hopper Conditions

1. Ask what beans are being used.
2. Do not use oily, caramelized, flavored, or sticky beans.
3. Remove beans from the hopper if they appear oily or clumped.
4. Vacuum loose beans and debris from the hopper area if possible.
5. Check that no foreign object is in the grinder.

Step 2: Clean the Coffee Outlet Duct

1. Turn the machine off and unplug it.
2. Remove the coffee pucks container and open the service door.
3. Remove the brew group.
4. Use the handle of a spoon or a rounded tool to clean the coffee outlet duct from the brew group area.
5. Reinstall the brew group and containers.
6. Power the machine back on and test again.

Step 3: Test Grinder Function

If the machine powers on and allows beverage selection, run a coffee cycle and listen:

• Normal grinder sound: the blockage may be cleared. Continue testing.
• Motor hums/groans but does not grind: grinder may still be jammed.
• No grinder sound at all: possible grinder motor, wiring, board, or sensor issue.
• Grinder runs but no coffee is dispensed: move to Coffee Flow Issues.

Grinder blocked resolution article needed: Create/attach a customer-facing grinder clearing and recalibration article. Include bean removal, vacuuming the hopper, cleaning the coffee outlet duct, avoiding oily beans, and when to stop and route for repair.

Error 03 / Error 04: Brew Group Fault

Error 03 or Error 04 indicates the brew group is blocked or not reaching the expected position. Customers may describe this as a stuck brew unit, service required message, brew group not moving, clicking, straining, or the machine failing during brew startup.

Step 1: Power Reset

1. Turn the machine off using the ON/OFF button if possible.
2. Unplug the machine for 2 minutes.
3. Plug it back in and power it on.
4. Wait for the machine to complete startup.

Step 2: Remove and Clean the Brew Group

1. Turn off and unplug the machine.
2. Remove the coffee pucks container.
3. Open the service door.
4. Remove the coffee residues drawer.
5. Press PUSH and pull the brew group out.
6. Rinse the brew group under lukewarm water only.
7. Do not use soap, detergent, or a dishwasher.
8. Let the brew group air dry. Do not dry it with a towel.

Step 3: Lubricate If Needed

Lubrication is needed when movement is stiff, noisy, or maintenance has been neglected.

• Light use, 1–5 drinks per day: lubricate every 4 months.
• Regular use, 6–10 drinks per day: lubricate every 2 months.
• Heavy use, more than 10 drinks per day: lubricate monthly.

Brew group cleaning and lubrication article needed: Include removal, rinsing, air drying, grease points, brew group alignment, and reinsertion checks.

Step 4: Confirm Brew Group Alignment Before Reinserting

1. Make sure the yellow reference indicators on the side of the brew group line up.
2. Make sure the lever is touching the base of the brew group.
3. Make sure the yellow locking hook is pushed upward into the correct position.
4. Slide the brew group into the guides until it clicks.
5. Do not press the PUSH lever while reinstalling.

Brew group position reset article needed: Create a focused article for “brew group cannot be inserted” and “brew group stuck out of position.”

When to Route for Repair

• Error 03 or 04 returns after cleaning and lubrication.
• Brew group motor strains, clicks, or stalls.
• The brew group cannot be removed after power reset.
• The machine repeatedly fails during brew group movement.
• There is visible broken plastic in the brew group or drive area.

Error 05 / Pump Prime Error / Filling Water Circuit Fails

Error 05 indicates a water circuit problem. Customers may describe this as “pump prime error,” “filling water circuit,” “Service Required 5,” “no water movement,” “machine will not prime,” or “new machine will not purge.”

Step 1: Check the Water Tank

1. Remove and refill the water tank with cold water.
2. Reinsert the tank firmly and fully.
3. Remove and reinstall the tank 2–3 times to confirm it seats correctly.
4. Inspect the tank seat for debris or anything preventing full insertion.
5. Confirm the water tank valve moves freely and is not stuck.

Step 2: Remove Air From the Filter

If an INTENZA+ filter is installed:

1. Remove the filter from the tank.
2. Submerge it vertically in cold water with the opening facing upward.
3. Gently squeeze the sides until air bubbles stop coming out.
4. Reinstall the filter and refill the tank.
5. Try the priming process again.

Step 3: Run Hot Water

1. Install the hot water dispensing spout.
2. Place a container under the hot water spout.
3. Select HOT WATER from the beverage menu.
4. Start dispensing.

Step 4: Steam Out / Memory Clear Option

Some Cadorna cases resolve after a steam out or reset-style procedure, especially when the machine is stuck in a state such as clean/settings, power cycling, or a failed priming state.

Steam out / test mode article needed: Create an internal-only article for entering Cadorna test mode, running hydraulic tests, and performing steam out. This should not be customer-facing unless your support policy allows guided use.

When to Route for DOA or Repair

• First setup machine cannot complete water circuit filling after tank/filter checks.
• Water tank receptacle is pushed in, misaligned, or physically damaged.
• Pump does not run.
• Pump runs loudly but cannot move water from any outlet.
• Error 05 returns after priming attempts.
• Internal leak appears during priming.

E05 / pump prime resolution article needed: Include tank seating, filter air removal, testing without filter, hot water test, customer-safe priming steps, and DOA/repair thresholds.

Error 14 / Machine Overheated

Error 14 indicates the machine has overheated or believes it has overheated.

Customer-Safe Steps

1. Turn the machine off.
2. Unplug it.
3. Let it cool for at least 30 minutes.
4. Plug it back in and power it on.
5. Repeat up to 2–3 times if the machine powers normally between attempts.

Error 14 overheating repair article needed: Route repeated E14 cases for repair evaluation. Potential internal causes may include boiler, temperature sensor, thermostat, board, wiring, or restricted hydraulic flow.

Step 4: Confirm Brew Group Alignment Before Reinserting

1. Make sure the yellow reference indicators on the side of the brew group line up.
2. Make sure the lever is touching the base of the brew group.
3. Make sure the yellow locking hook is pushed upward into the correct position.
4. Slide the brew group into the guides until it clicks.
5. Do not press the PUSH lever while reinstalling.

Brew group position reset article needed: Create a focused article for “brew group cannot be inserted” and “brew group stuck out of position.”

When to Route for Repair

• Error 03 or 04 returns after cleaning and lubrication.
• Brew group motor strains, clicks, or stalls.
• The brew group cannot be removed after power reset.
• The machine repeatedly fails during brew group movement.
• There is visible broken plastic in the brew group or drive area.

Error 05 / Pump Prime Error / Filling Water Circuit Fails

Error 05 indicates a water circuit problem. Customers may describe this as “pump prime error,” “filling water circuit,” “Service Required 5,” “no water movement,” “machine will not prime,” or “new machine will not purge.”

Step 1: Check the Water Tank

1. Remove and refill the water tank with cold water.
2. Reinsert the tank firmly and fully.
3. Remove and reinstall the tank 2–3 times to confirm it seats correctly.
4. Inspect the tank seat for debris or anything preventing full insertion.
5. Confirm the water tank valve moves freely and is not stuck.

Step 2: Remove Air From the Filter

If an INTENZA+ filter is installed:

1. Remove the filter from the tank.
2. Submerge it vertically in cold water with the opening facing upward.
3. Gently squeeze the sides until air bubbles stop coming out.
4. Reinstall the filter and refill the tank.
5. Try the priming process again.

Step 3: Run Hot Water

1. Install the hot water dispensing spout.
2. Place a container under the hot water spout.
3. Select HOT WATER from the beverage menu.
4. Start dispensing.

Step 4: Steam Out / Memory Clear Option

Some Cadorna cases resolve after a steam out or reset-style procedure, especially when the machine is stuck in a state such as clean/settings, power cycling, or a failed priming state.

Steam out / test mode article needed: Create an internal-only article for entering Cadorna test mode, running hydraulic tests, and performing steam out. This should not be customer-facing unless your support policy allows guided use.

When to Route for DOA or Repair

• First setup machine cannot complete water circuit filling after tank/filter checks.
• Water tank receptacle is pushed in, misaligned, or physically damaged.
• Pump does not run.
• Pump runs loudly but cannot move water from any outlet.
• Error 05 returns after priming attempts.
• Internal leak appears during priming.

E05 / pump prime resolution article needed: Include tank seating, filter air removal, testing without filter, hot water test, customer-safe priming steps, and DOA/repair thresholds.

Error 14 / Machine Overheated

Error 14 indicates the machine has overheated or believes it has overheated.

Customer-Safe Steps

1. Turn the machine off.
2. Unplug it.
3. Let it cool for at least 30 minutes.
4. Plug it back in and power it on.
5. Repeat up to 2–3 times if the machine powers normally between attempts.

Error 14 overheating repair article needed: Route repeated E14 cases for repair evaluation. Potential internal causes may include boiler, temperature sensor, thermostat, board, wiring, or restricted hydraulic flow.

Coffee Flow Issues: No Coffee, Slow Coffee, Drips Only, or Reduced Flow

Use this section when the machine grinds but coffee does not dispense, coffee only drips, the spout flow is uneven, or the customer reports reduced output.

Step 1: Determine Whether Water Flows Anywhere

1. Install the hot water spout.
2. Run HOT WATER.
3. Confirm whether water dispenses normally.

Step 2: Clean the Brew Group and Coffee Outlet Duct

1. Turn off and unplug the machine.
2. Remove the brew group.
3. Rinse the brew group with lukewarm water.
4. Clean the coffee outlet duct with a spoon handle or rounded tool.
5. Let the brew group air dry.
6. Reinstall the brew group.

Step 3: Check the Coffee Dispensing Spouts

1. Raise and lower the adjustable coffee spout to make sure it moves freely.
2. Clean the nozzles with a small bottle brush or similar soft brush.
3. Run a long coffee cycle using pre-ground mode without adding coffee.

Step 4: Check Grind Setting

If coffee is dispensing slowly or by drips, the grind may be too fine.

1. Only adjust the grinder while it is actively grinding.
2. Move one notch coarser at a time.
3. Do not rotate the grinder adjustment more than one notch at a time.
4. Brew 2–3 coffees before judging the result.

Step 5: Descale if Flow Is Still Weak

If hot water and coffee both flow slowly, or if the machine has not been descaled as prompted, descale the machine using Gaggia descaling solution.

Likely Causes

• Clogged coffee outlet duct.
• Dirty brew group.
• Blocked coffee dispensing spouts.
• Grind set too fine.
• Scale buildup in the hydraulic circuit.
• Internal leak or disconnected tube.
• Pump, flowmeter, or valve issue.

Coffee flow resolution article needed: Include hot water comparison test, brew group cleaning, outlet duct cleaning, spout cleaning, blank pre-ground flush, grind adjustment, and descale decision tree.

Wet Pucks, Watery Coffee, Weak Shots, or Liquid Pucks

Wet pucks and watery coffee are common during setup and early use. New machines may need several drinks before the grinder and brew system self-adjust.

Normal New Machine Behavior

• The machine may need several coffees before results stabilize.
• The manual recommends brewing 5 coffees initially to allow self-adjustment.
• Some water in the drip tray is normal because the machine rinses the internal circuit and brew group.
• Pucks may be wetter when using mild aroma, coarse grind, large coffee volume, or early break-in cycles.

Step 1: Confirm Settings

1. Set aroma strength to medium or stronger.
2. Use a standard espresso or coffee beverage for testing.
3. Avoid judging puck quality from milk drinks or large-volume drinks only.
4. Brew 5–10 drinks before making major adjustments on a new machine.

Step 2: Adjust Grinder If Needed

1. Only adjust while the grinder is running.
2. Move one notch finer if coffee is weak or watery.
3. Wait 2–3 cups before judging each adjustment.

Step 3: Clean the Brew Group

If the machine is not new, clean the brew group and coffee outlet duct. A dirty brew group or clogged duct can cause poor extraction, weak coffee, messy pucks, or inconsistent dispensing.

Wet puck / watery coffee education article needed: Include break-in expectations, aroma/grind settings, when to adjust, and when wet pucks point to a flow or brew group problem.

Grinder Adjustment Guidance

The Cadorna Prestige has 10 grinder settings. Smaller numbers are finer and usually produce stronger coffee. Larger numbers are coarser and usually produce lighter coffee.

• Use finer settings for stronger coffee or light roasts.
• Use coarser settings if coffee only drips, flows too slowly, or the grinder is choking.
• Adjust only while grinding.
• Move one notch at a time.
• Wait 2–3 drinks after each adjustment.

Leaks: Water Under Machine, Inside Door, Drip Tray Overflow, or Carafe Leak

Leak troubleshooting depends on where the water appears and when it happens. Start by separating normal rinse water from a true leak.

Step 1: Confirm Whether This Is Normal Drip Tray Water

The machine rinses the internal circuit and brew group. Some water goes directly into the drip tray during normal operation.

• If the drip tray fills gradually with rinse water, this can be normal.
• If the red float/indicator rises, empty the drip tray.
• Placing a cup under the coffee spouts during rinse can reduce drip tray fill.

Step 2: Identify Leak Timing

• Leaks while idle: suspect water tank, tank valve, tank seat, or internal fitting.
• Leaks only during brewing: suspect brew group, boiler spout, internal tube, O-rings, or coffee path.
• Leaks only during rinsing: suspect brew path, boiler spout, internal tube, or drain path.
• Leaks only during milk drinks: suspect carafe, carafe coupling, steam path, or milk circuit.
• Leaks during hot water: suspect hot water spout connection, valve path, or internal hydraulic issue.

Step 3: Determine Leak Location

• Under front of machine.
• Under left side.
• Under right side.
• Inside service door / brew group area.
• From milk carafe.
• From water tank area.
• From coffee spout.

Step 4: Customer-Safe Checks

1. Empty and reinstall the drip tray.
2. Remove and reseat the water tank.
3. Check that the water tank is not cracked.
4. Check the water tank valve for debris or sticking.
5. Remove and clean the brew group.
6. Inspect the brew group seals for visible damage.
7. Clean the coffee outlet duct.
8. Run a rinse or blank pre-ground cycle and observe where water appears.

Internal leak resolution article needed: Include identifying leak location, brew/rinse/hot water comparison tests, boiler spout and O-ring checks, internal tube inspection, and warranty repair/part replacement decision points.

Water tank leak or cracked tank article needed: Include tank valve inspection, clear tank replacement, tank cover transfer, and tank seat damage checks.

When to Stop Troubleshooting

• Water is leaking from inside the machine body.
• Customer sees hissing, steam, or electrical symptoms with leaking.
• Machine is new and leaking severely during first setup.
• Leak requires opening the outer case and the customer is not comfortable.
• Leak persists after brew group cleaning, tank reseating, and drip tray checks.

Drip Tray, Puck Container, and “Empty Container” Warnings

Use this section when the machine says to empty the coffee pucks container or drip tray, but the customer says it is already empty.

Coffee Pucks Container Message Will Not Clear

The machine must be powered on when the coffee pucks container is emptied. If the container is emptied while the machine is off, the counter may not reset.

1. Power the machine on.
2. Remove the coffee pucks container.
3. Empty and clean it.
4. Wait at least 5 seconds before reinstalling it.
5. Reinsert the container and close the service door.

Drip Tray Full Message or Red Indicator

1. Remove and empty the drip tray.
2. Clean the drip tray and float area.
3. Confirm the float is not stuck.
4. Reinstall the tray fully.

Tray or Door Sensor Still Not Reading

If the tray, door, or container warning does not clear after correct emptying and reinsertion, inspect for:

• Broken drip tray latch.
• Damaged or missing magnet.
• Service door not closing fully.
• Misaligned container or tray.
• Failed microswitch or sensor.

Puck container reset article needed: Include emptying only while machine is on, waiting 5 seconds, reinstalling tray/container, and sensor failure thresholds.

Drip tray / door sensor article needed: Include tray latch, float, door magnet/plate, microswitch checks, and parts/repair route.

Brew Group Issues: Stuck, Cannot Remove, Cannot Insert, or Noisy Movement

Use this section when the brew group is stuck, cannot be removed, cannot be inserted, makes unusual noises, or the machine fails during brew group movement.

If the Brew Group Cannot Be Removed

1. Close the service door.
2. Turn the machine off.
3. Turn the machine back on.
4. Wait until the machine reaches the ready screen.
5. Remove the coffee pucks container.
6. Open the service door and try removing the brew group again.

If the Brew Group Cannot Be Inserted

1. Confirm the brew group is in the neutral/home position.
2. Make sure the yellow hook is up.
3. Make sure the side reference marks line up.
4. Put the coffee pucks container in the machine without the brew group.
5. Close the service door.
6. Unplug and replug the machine to let the drive reset.
7. Try inserting the brew group again.

If the Brew Group Is Noisy or Stiff

• Clean the brew group under lukewarm water.
• Air dry only.
• Lubricate the brew group rails and moving points.
• Check for broken plastic or missing parts.

Display, Favorites, Settings, Buttons, or Clean/Settings Stuck

Use this section when the customer reports that favorite drinks do not save, the display is stuck, buttons are unresponsive, the machine is stuck in clean/settings, or the display behaves unexpectedly.

Step 1: Basic Reset

1. Turn the machine off using ON/OFF if possible.
2. Unplug the machine for 2 minutes.
3. Plug it back in.
4. Power it on and test again.

Step 2: Restore Factory Settings

If the machine allows menu access:

1. Press CLEAN/SETTING.
2. Select SETTINGS.
3. Select RESTORE FACTORY SETTINGS.
4. Confirm the reset.

Step 3: Favorites Not Saving

1. Confirm the customer is using the profile save option after customizing the drink.
2. Confirm they are saving to one of the available profiles.
3. Have them test with a simple espresso customization.
4. If favorites still do not save, perform a power reset and factory reset.

Favorites/settings reset article needed: Include profile creation, saving customized beverages, factory reset, and when display board/control issue is suspected.

Step 4: Stuck in Clean/Settings or Software State

If the machine is stuck in a menu or cleaning state and basic reset does not work, steam out or test mode reset may be needed internally.

Cadorna stuck in clean/settings article needed: Internal article should include approved steam out/test mode reset steps and customer-safe alternatives.

Descaling Problems or Interrupted Descale

Use this section when the machine is stuck in descale, descale was interrupted, or the customer cannot exit the descale process.

If Descaling Was Interrupted

1. Empty the water tank and rinse it thoroughly.
2. Fill the tank with fresh water up to the CALC CLEAN mark.
3. Turn the machine back on.
4. Allow the automatic rinse cycle to run.
5. Perform a manual rinse cycle before brewing coffee.
6. Run another full descale as soon as possible if the original cycle did not complete.

If the Machine Will Not Exit Descale

• Confirm the tank is filled to the correct level.
• Confirm the carafe is inserted when required.
• Confirm the hot water spout or carafe is installed as prompted.
• Follow all display prompts exactly.
• If the process is frozen, power reset and resume the rinse/descale recovery process.

Interrupted descale resolution article needed: Include recovery steps, rinse cycle, carafe/spout prompts, and when stuck descale needs repair/test mode review.

Water Filter and Water Hardness Issues

Incorrect filter setup or trapped air in the filter can cause priming issues, poor flow, or repeated water circuit messages.

Install or Replace INTENZA+ Filter

1. Remove the small white filter from the tank if present and store it.
2. Set the INTENZA+ filter according to water hardness.
3. Submerge the filter vertically in cold water with the opening upward.
4. Squeeze gently until air bubbles stop.
5. Install the filter firmly in the tank.
6. Activate or replace the filter through CLEAN/SETTING > SETTINGS > WATER FILTER.

Water Hardness Settings

• 1 red square: very soft water, set value 1, filter setting A.
• 2 red squares: soft water, set value 2, filter setting A.
• 3 red squares: hard water, set value 3, filter setting B.
• 4 red squares: very hard water, set value 4, filter setting C.

Water filter setup article needed: Include water hardness strip use, filter A/B/C setting, filter activation, and air removal before installation.

Brew Group Issues: Stuck, Cannot Remove, Cannot Insert, or Noisy Movement

Use this section when the brew group is stuck, cannot be removed, cannot be inserted, makes unusual noises, or the machine fails during brew group movement.

If the Brew Group Cannot Be Removed

1. Close the service door.
2. Turn the machine off.
3. Turn the machine back on.
4. Wait until the machine reaches the ready screen.
5. Remove the coffee pucks container.
6. Open the service door and try removing the brew group again.

If the Brew Group Cannot Be Inserted

1. Confirm the brew group is in the neutral/home position.
2. Make sure the yellow hook is up.
3. Make sure the side reference marks line up.
4. Put the coffee pucks container in the machine without the brew group.
5. Close the service door.
6. Unplug and replug the machine to let the drive reset.
7. Try inserting the brew group again.

If the Brew Group Is Noisy or Stiff

• Clean the brew group under lukewarm water.
• Air dry only.
• Lubricate the brew group rails and moving points.
• Check for broken plastic or missing parts.

Display, Favorites, Settings, Buttons, or Clean/Settings Stuck

Use this section when the customer reports that favorite drinks do not save, the display is stuck, buttons are unresponsive, the machine is stuck in clean/settings, or the display behaves unexpectedly.

Step 1: Basic Reset

1. Turn the machine off using ON/OFF if possible.
2. Unplug the machine for 2 minutes.
3. Plug it back in.
4. Power it on and test again.

Step 2: Restore Factory Settings

If the machine allows menu access:

1. Press CLEAN/SETTING.
2. Select SETTINGS.
3. Select RESTORE FACTORY SETTINGS.
4. Confirm the reset.

Step 3: Favorites Not Saving

1. Confirm the customer is using the profile save option after customizing the drink.
2. Confirm they are saving to one of the available profiles.
3. Have them test with a simple espresso customization.
4. If favorites still do not save, perform a power reset and factory reset.

Favorites/settings reset article needed: Include profile creation, saving customized beverages, factory reset, and when display board/control issue is suspected.

Step 4: Stuck in Clean/Settings or Software State

If the machine is stuck in a menu or cleaning state and basic reset does not work, steam out or test mode reset may be needed internally.

Cadorna stuck in clean/settings article needed: Internal article should include approved steam out/test mode reset steps and customer-safe alternatives.

Descaling Problems or Interrupted Descale

Use this section when the machine is stuck in descale, descale was interrupted, or the customer cannot exit the descale process.

If Descaling Was Interrupted

1. Empty the water tank and rinse it thoroughly.
2. Fill the tank with fresh water up to the CALC CLEAN mark.
3. Turn the machine back on.
4. Allow the automatic rinse cycle to run.
5. Perform a manual rinse cycle before brewing coffee.
6. Run another full descale as soon as possible if the original cycle did not complete.

If the Machine Will Not Exit Descale

• Confirm the tank is filled to the correct level.
• Confirm the carafe is inserted when required.
• Confirm the hot water spout or carafe is installed as prompted.
• Follow all display prompts exactly.
• If the process is frozen, power reset and resume the rinse/descale recovery process.

Interrupted descale resolution article needed: Include recovery steps, rinse cycle, carafe/spout prompts, and when stuck descale needs repair/test mode review.

Water Filter and Water Hardness Issues

Incorrect filter setup or trapped air in the filter can cause priming issues, poor flow, or repeated water circuit messages.

Install or Replace INTENZA+ Filter

1. Remove the small white filter from the tank if present and store it.
2. Set the INTENZA+ filter according to water hardness.
3. Submerge the filter vertically in cold water with the opening upward.
4. Squeeze gently until air bubbles stop.
5. Install the filter firmly in the tank.
6. Activate or replace the filter through CLEAN/SETTING > SETTINGS > WATER FILTER.

Water Hardness Settings

• 1 red square: very soft water, set value 1, filter setting A.
• 2 red squares: soft water, set value 2, filter setting A.
• 3 red squares: hard water, set value 3, filter setting B.
• 4 red squares: very hard water, set value 4, filter setting C.

Water filter setup article needed: Include water hardness strip use, filter A/B/C setting, filter activation, and air removal before installation.

Internal Service / Test Mode Notes

Useful Internal Test Mode Checks

• Brew Unit page: checks brew unit movement to WORK and HOME positions.
• Sensor indicators: confirm brew unit presence, dump box presence, service door closed, water spout detection, and carafe detection.
• Hydraulic page: can activate boiler, pump, and steam/water electrovalve.
• Flow reading: when pump and an electrovalve are active, flow should be equal to or greater than 10 pulses per second.
• Grinder page: can test grinder operation across aroma levels.
• Steam Out page: can run steam out and return the machine to a restart state.

Internal Cadorna test mode article needed: Include button sequence, page navigation, brew unit sensor meanings, hydraulic p/s interpretation, grinder test, steam out, and safety warnings.

Parts / Component Reference for Common Issues

This section is not meant to replace the parts diagram. Use it as a symptom-to-component sanity check when reviewing cases.

Symptom	Likely Area	Notes
No power, shuts off, goodbye loop	Power cord, power board, UI/display board, internal wiring	New machine with repeated shutdown may require DOA review.
Error 01 / grinder blocked	Grinder, coffee outlet duct, grinder motor, bean path	Always clean outlet duct and check beans before repair.
Error 03 / 04	Brew group, gear motor, brew group microswitch, lubrication	Clean, align, lubricate, and reset position before repair.
Error 05 / no prime	Water tank, filter, pump, flowmeter, hydraulic circuit	Test tank seating and filter air first.
No coffee but hot water works	Brew group, coffee outlet duct, coffee spout, grind setting	Run blank pre-ground cycle and clean coffee path.
No milk foam	Milk carafe, suction tube, frothing unit, steam path	Most cases start with full carafe disassembly and cleaning.
Carafe not detected	Carafe seating, carafe insert, microswitch/sensor	Confirm carafe and hot water spout detection behavior.
Leak under machine	Water tank valve, internal tube, boiler spout, O-rings, clamps	Separate normal drip tray water from true leak.
Puck container warning will not clear	Counter reset procedure, dump box/tray sensor	Empty while powered on and wait at least 5 seconds before reinstalling.

Resolution Summary by Outcome

Customer Education / Resolved by Instructions

• Loose power cord or outlet issue corrected.
• Wet pucks explained as break-in or settings-related.
• Grind adjusted correctly while grinder is running.
• Puck container reset by emptying while machine is on.
• Drip tray water explained as normal rinse behavior.
• Milk frothing restored after carafe cleaning.
• Flow restored after brew group, spout, or outlet duct cleaning.

Part Replacement

• Cracked water tank or broken tank cover.
• Damaged milk carafe or carafe tube.
• Missing or damaged external accessory.
• Broken drip tray component where individual parts are available.
• Known replaceable sensor/magnet/component confirmed by troubleshooting.

Repair Review

• Repeated Error 01 after cleaning.
• Repeated Error 03 or 04 after brew group cleaning and lubrication.
• Repeated Error 05 after tank/filter/priming checks.
• Repeated Error 14.
• No power after cord and outlet checks.
• Internal leaking.
• No pump, no grinder, no heat, or no steam after basic checks.
• Customer is outside DOA window and machine requires internal diagnosis.

DOA / Return Review

• First setup machine cannot complete water circuit filling and customer-safe steps fail.
• First setup machine has severe internal leak.
• First setup machine will not remain powered on.
• Physical damage prevents water tank insertion or normal setup.
• New machine has repeated service errors that cannot be cleared through approved troubleshooting.

Agent Checklist Before Closing or Escalating

Resolution Articles Needed From This Troubleshooting Framework

The following linked-style items are intentional placeholders for future resolution articles. During review, replace each one with the correct internal or customer-facing article link.

• Power failure repair/DOA resolution article needed
• Grinder blocked resolution article needed
• Brew group cleaning and lubrication article needed
• Brew group position reset article needed
• E05 / pump prime resolution article needed
• Steam out / test mode article needed
• Error 14 overheating repair article needed
• Coffee flow resolution article needed
• Wet puck / watery coffee education article needed
• Milk carafe cleaning resolution article needed
• Carafe not detected resolution article needed
• Hot water no-flow article needed
• Internal leak resolution article needed
• Water tank leak or cracked tank article needed
• Puck container reset article needed
• Drip tray / door sensor article needed
• Favorites/settings reset article needed
• Cadorna stuck in clean/settings article needed
• Interrupted descale resolution article needed
• Water filter setup article needed
• Internal Cadorna test mode article needed