49
PROBLEM
OPERATING MODE
PROBABLE CAUSE
REMEDY
COOLING
HEATING
D)
Compressor does not
start due to high
⊗
⊗
Pressure sensor
malfunction.
Check and replace.
pressure switch trip.
⊗
⊗
Excessive refrigerant
charge.
Discharge excess gas.
⊗
Clogged finned coil or
filters (if fitted).
Insufficient air flow.
Clean coil/filters with
compressed air.
See paragraph 8.2.
⊗
Condenser fans not
operating.
See point F.
⊗
Faulty water recirculation
pump.
Check pump and replace if
necessary.
⊗
⊗
Non-condensing gas in
refrigerant circuit.
Discharge circuit and run
vacuum cycle.
Recharge.
See paragraph 8.3
⊗
⊗
Refrigerant filter clogged.
Check and replace
Summary of Contents for KAPPA V 2001
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