English
9
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9 TROUBLESHOOTING
Here is a list of the possible machine troubles.
Problem Cause Solution
The machine
does not
start
1. Mains switch off 1. Position the machine switch to position ON
2. Machine switch off 2. Position the machine switch to position 1
3. Incorrect electrical mains connection 3. Contact specialized personnel in order to check the connection
No water in
boiler
1. Mains tap closed 1. Open the mains tap
2. Clogged pump filter 2. Replace the filter
3. Motor driven pump not in operation 3. Contact specialized personnel
No unit
delivery
1. Mains tap closed 1. Open the mains tap
2. Motor driven pump not in operation 2. Contact specialized personnel
3. Clogged gigleur 3. Contact specialized personnel
4. Burnt control box fuse 4. Contact specialized personnel
5. Unit solenoid valve out of order 5. Contact specialized personnel
6. Unit switch out of order 6. Contact specialized personnel
Steam fails
to come
out of the
nozzle
1. Too much water in boiler 1. See specific problem
2. Damaged resistance 2. Contact specialized personnel
3. Clogged sprayer element 3. Clean the sprayer element
4. Resistance saver engaged 4. Reinsert the resistance
Too much
water in the
boiler
1.
The motor driven pump remains engaged
1. Contact specialized personnel
2. Perforated exchanger 2. Contact specialized personnel
3.
Automatic charge solenoid valve
blocked
3. Contact specialized personnel
Signs of
water
leakage on
bench
1. Dirty drain tray 1. Clean the tray
2. Drainage pipe clogged or detached 2. Replace the drainage pipe
3. Other leakage 3. Contact specialized personnel
Wet coffee
dregs
1. Grinding regulated too fine 1. Adjust grinding value
2. Unit still cold 2. Wait for the machine to reach the correct temperature
3. Solenoid valve fails to discharge 3. Contact specialized personnel
Coffee
dispensing
too slow
1. Grinding regulated too fine 1. Adjust grinding value
2. Dirty filter-holder 2. Replace the filter and undertake more frequent filter-holder cleaning
3. Clogged unit 3. Contact specialized personnel
4.
Gigleur or solenoid valve partially
clogged
4. Contact specialized personnel
Coffee
dispensing
too fast
1. Grinder is regulated too large 1. Adjust grinding value
Coffee
delivered
cold
1.
Lime scale present on the exchangers
or the resistances
1. Contact specialized personnel
2. Oxidized pressure switch contacts 2. Contact specialized personnel
3. Defective electrical connection 3. Contact specialized personnel
4. Partially burnt out resistance 4. Replace the resistance element
Coffee
delivered
too hot
1.
Incorrect pressure switch
calibration
1.
Regulate the pressure switch by means of the relative
screw (chap. "Pressure switch adjustment")
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