55
English
10 -
TROUBLE SHOOTING
11 -
MACHINE
DISMANTLING
To dismantle the machine we recommend that it is dismantled
and the parts separated according to the type of materials
involved (plastic, metal, etc). The parts separated in this
way are then to be sent to the relative specialized disposal
PROBLEM
CAUSE
REMEDY
Machine switch off
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 che-
ck 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 out of order
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 try
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 element set too fine
1. Adjust the grinder
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. regulate the grinding
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. 6.2)
Summary of Contents for AROMA SM
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