ZEKS HeatSink HSH Series Technical Manual page 11

TROUBLE DISPLAY
Gas leakage in the refrigerating circuit without
load.
The temperature control probe is positioned
improperly or faulty.
Series of alarms very close to each other.
The flow rate and/or temperature of the air
entering the dryer are higher than the nominal
values.
The ambient temperature is higher than the
nominal values.
The condenser is dirty.
Fan pressure switch defective or burned out
(if present).
Gas leakage in the refrigeration circuit.
Defective fan.
Protection fuse burned out (if present).
Ice formation in the evaporator.
Clog.
Air flows continuously through the condensate
drainage. Pic. 3
Air flows continuously through the Zero Drain
condensate drainage. (Optional)
Problems with circulator wiring.
Glycol circulator defective.
Glycol leakage.
IMPORTANT:
The temperature control probe is extremely delicate. Do not remove the probe from its position. If you
have a problem with the probe, please contact your local ZEKS distributor.
POSSIBLE CAUSE REMEDY
Turn off the dryer and call your local ZEKS distributor.
Check the probe; if the trouble persists, replace it.
Call your local ZEKS distributor.
Restore the nominal conditions.
Restore the nominal conditions.
Clean the condenser.
Turn off the dryer and call your local ZEKS distributor.
Turn off the dryer and call your local ZEKS distributor.
Replace the fan.
Replace the fuse.
Check the probe; if the trouble persists, replace it.
Check the electronic control board; if the trouble persists,
replace it.
Contact ZEKS to check the gas charge.
Check if the compressed air inlet/outlet is connected
properly.
Check for air line obstructions..
Check if any valves are closed.
Check the condition of filters.
Drainage solenoid valve jammed, clean or replace it.
Verify the condensate drainage times set on the electronic
control board (C8 and C9).
Check the signal from the control board: if it is continuous,
replace the control board.
Check the no loss condensate drain; if the trouble persists,
replace it.
Check wiring.
Replace circulator.
Check glycol circuit and connections, if necessary replace
flexible tubes and/or refill glycol tank to correct level.
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