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58
FAULT FINDING (USER)
FAULT
POSSIBLE CAUSES
REMEDY
USER
*ENG
Will not turn” ON”
Not plugged in
Plug In
✓
Small puddle of water in
fridge compartment base
Evaporator coil will
generate a small
amount of water when
returning to ambient
temperature.
Wipe drip tray and
chamber dry after every
service.
Check drip tray is fitted.
✓
Touchscreen blank but
trolley running
Ribbon cable from
screen to control board
in gantry dislodged
Call engineer
✓
Ovens slow to heat
Defective element
Call Engineer
✓
Element Fuse blown
Call Engineer
✓
Oven over temperature
Convection fans failure Call engineer
✓
Convection fans fuse
blown.
Call engineer
✓
Fridge not reaching
temperature (Over
temperature)
Compressor Fuse
blown
Call engineer
✓
Solenoids blown.
(Vario-Therm models
only)
Call engineer
✓
Condenser covered in
dust
Clean (as section 5.2)
✓
Condenser cabinet
fans failed
Call engineer
✓
Condenser cabinet
fans fuse blown.
Call engineer
✓
Loss of refrigerant due
to leak
Call engineer
✓
Incorrect ambient
temperature (Max
25°C) or relative
humidity. (Max 60%)
Reduce ambient
temperature and or
relative humidity.
✓
Fridge frosting over
Faulty thermocouple
probe
Call engineer
✓
Damaged evaporator
coils
Call engineer
✓
Fan failure
Call engineer
✓
Fan fuse blown.
Call engineer
✓
Door left open.
Close door.
✓
Ambient temperature
to high. (Max 25°C)
Reduce ambient
temperature.
✓