Comcater ACS122, Instruction Manual

Page: 21 / 26

instruction for the service people
21
PROBLEMS TROUBLE SHOOTING
d)make sure that the coil of the
solenoid valve for the tank fill is
not damaged and that there is voltage
at the valve
Continuous filling of tanks
a)make sure that the air trap of the
pressure switch is not damaged and that
the connection to the hose is not
detached.
b)check the pressure switch
operates correctly
c)make sure that no dirt has
accumulated in the solenoid valve. This
defect causes the machine to fill also
when the main switch is switched off.
d)in case the tank remains full for
many hours (e.g. during the night) the
machine might continue to fill.
Therefore empty the machine
completely and refill it.
e)check that the air trap is in a
vertical position.
Insufficient wash results
a)make sure that detergent equipment is
working and is suitable for commercial
dishwashers and that the concentration
of the dosing is correct
b)make sure that the dispenser of the
detergent is not empty and that the
detergent injector functions correctly
c)make sure that the wash jets are not
blocked, clean them if required.
d)make sure that the temperature in
the prewash and wash tank (T2/T3)
are correct.