GRANULDISK Granule Maxi, Service Manual, Page: 27 / 97

3 Troubleshooting and Alarms 3.1 Error codes
Error
code Meaning Cause Remedy
112 Water level too low
in rinse tank The level in the rinse tank
has fallen incorrectly. Check the water connections
from the rinse tank. Check the
condition (value) of the upper
and lower level sensor in the
rinse tank. Leakage of rinse
system. Upper level sensor is
sensing water when the lower
is not sensing water. Foam.
113 Water level too low
in wash tank. The level in the wash tank
has fallen incorrectly. Check the water connections
to the wash tank, as well as
the drainage pipe and the
drain valve.
114 Long wash tank
filling time The level sensor in the wash
tank has not been activated
within 20 minutes of the rinse
pump start. Check the water supply to
the machine, as well as
the rinse pump. Clean the
rinse nozzles/pipe. Check the
sensitivity of level sensors
115 Long rinse tank
filling time The level sensor in the rinse
tank has not been activated
within 5 minutes of the
solenoid valve opening. Check the water supply to
the machine, as well as the
solenoid valve for rinse tank
filling. Check the condition
(sensitivity value) of level
sensors in the rinse tank.
116 Low water level,
problem with foam Foam forming in the machine. Avoid using detergent
designed for washing up
by hand. Change the wash
water. Contact the detergent
supplier if the problems with
foam formation still persist.
Reset the alarm by pressing
the STOP button.
117 Long rinse time The lower level sensor in the
rinse tank has not indicated
that the correct amount of
water has been pumped out. Check rinse pump function.
Clean the rinse nozzles, and
check if the lower level sensor
in rinse tank is emitting a
faulty signal.
118 Drain valve not
closed The drain valve has opened
during an active process in
the machine. Close the drain valve and
reset the alarm by pressing
the STOP button.
128,
129,
130,
131 System error,
control card non
operational A control card component is
broken. Replace the control card.
Rev. 2012-05 27