PD120 OWNERS MANUAL
Drawing No. :- TPC368
Issue
:- 6
Date
:- 07/09/18
TROUBLESHOOTING
S
YMPTOM
C
AUSE
R
EMEDY
Unit inoperative
1. no power to unit
1. Check the power from the power
supply panel
Little or no airflow
1. Loose fan on shaft
2. Fan motor burnt out
3. Dirty refrigeration coils
4. Loose electrical wiring
1. Tighten fan
2. Replace the fan motor
3. See
Routine Maintenance
Section
4. Check the wiring diagram to find
fault and repair
Little or no water extraction
1. Insufficient air flow
2. Compressor fault
3. Loss of refrigerant gas
1. Check all of the above
2. Contact the Factory Service Center
3. Contact the Factory Service Center
Unit vibrates excessively
1. Loose compressor mounts
2. Damaged fan
1. Tighten the nuts on the compressor
mounts
2. Replace fan
Water flooding inside the
machine
1. Drain pipe blocked/frozen
2. Drain pipe too high
1. Clear the obstruction
2. Ensure that no section of the drain
hose is above the level of the water
outlet
