E
N
29
Service Manual
NEW ARISTON 60 cm PLATFORM
Edition
2006.06.15
Language
English
A
SSISTA
NCE
FAULT
CORRECTIVE ACTION
S
CAU
S
E
NO-FRO
S
T Model
s
: Faulty ON/OFF DAMPER
- Check effi ciency of contacts on connector J7 on the PCB;
- Check effi ciency of the damper connection to the connector inside the air duct in the
variable temperature refrigerator compartment;
- Renew ON/OFF damper;
- Renew PCB.
CCZ
S
TATIC model
s
with
S
ECONDARY
S
OLENOID VALVE fault
- Check effi ciency of contacts on connector J5 on PCB;
- Check impedance on wiring connector J5 pins 1 and 2, ensuring that the value is
compatible with the value given in the relevant table;
- Check correct switching of the solenoid valve. With the compressor running, check that
the solenoid valve switches when the variable temperature compartment is set to OFF.
- Renew solenoid valve;
- Renew PCB. Check
For LED interface PCB:
- Check effi ciency of contacts on connector J13 on PCB;
- Check continuity of connector J13 / LED PCB 5-way and 7-way connectors;
- Renew main PCB;
- Renew display PCB;
For Inde
s
it digit interface PCB and Ari
s
ton LED interface PCB on appliance
s
with CCZ and/or Ever Fre
s
h
S
y
s
tem:
- Check effi ciency of contacts on connector J13 on PCB;
- Check continuity of connector J13/ interface PCB 4-way connector;
- Renew main PCB;
- Renew display PCB.
For Touch interface PCB:
- Check effi ciency of contacts on connector J13 on PCB;
- Check continuity of connector J13/interface PCB 4-way connector;
- Check continuity of connector J13/connector inside cabinet control panel;
- Check continuity of connector inside cabinet control panel / interface PCB
4-way connector;
- Renew main PCB;
- Renew display PCB.
- Renew PCB.
- Check effi ciency of contacts on connector J2 on PCB;
- Check for impedance on wiring connector J2 pins 3 and 1, ensuring
that the value read is compatible with the value given in the relevant table;
- Check correct connection of the fridge fan inside refrigerator
compartment;
- Renew fridge fan unit;
- Renew main PCB.
- Check effi ciency of contacts on connector J4 on PCB;
- Check impedance on wiring connector J4 pins 1 and 2, ensuring that the value
read is compatible with the value given in the relevant table;
- Renew vacuum pump;
- Renew main PCB.
- Check effi ciency of contacts on connector J2 on PCB;
- Check for impedance on wiring connector J2 pins 4 and 6;
- Renew lamps;
- Renew main PCB.
- Renew main PCB.
- Check effi ciency of contacts on connector J11 on the PCB;
- Check NTC probe, ensuring that the impedance value read on pins 3 and 4 of
wiring connector J11 is compatible with the values in the temperature-imped-
ance correlation table (also heat the probe by holding it with your hand where
possible and checking the change in the impedance value);
- Renew main PCB.
F12
No communication between di
s
-
play PCB and control PCB
F14
Faulty power board
F16
Fridge fan unit doe
s
not run
F17
F20
Vacuum pump doe
s
not wor
k
Fridge lamp fail
s
to
s
witch on
F10
NO-FRO
S
T Model
s
: Faulty ON/
OFF DAMPER
S
TATIC Model
s
with CCZ:
S
EC-
ONDARY
S
OLENOID VALVE
FAULT
F21
F22
NTC ambient probe UI
FRID
G
E Air NTC probe open /
s
hort circuit