Operating Instructions

Page 9 of 12
Drawing : - TPC156
Issue : - 1
Date : - 04/11/03
TROUBLESHOOTING
SYMPTON CAUSE REMEDY
Unit Inoperative 1. No Power to unit 1. Check Power Supply
Little or no airflow
1. Loose fan
2. Fan motor burnt out
3. Dirty refrigeration coils
4. Loose electric wiring
5. Fuse blown or circuit
breaker tripped
1. Tighten fan
2. Replace fan motor
3. See Routine
Maintenance Section
4. Check Wiring Diagram
5. Replace fuse or reset
circuit breaker
Little or no water extraction
1. Insufficient air movement
2. Compressor fault
3. Loss of refrigerant gas
4. Blocked filter dryer
1. Check all of above
2. See Repairs Section
3. See Repairs Section
4. Replace filter dryer
Unit vibrates excessively
1. Loose compressor
2. Damaged fan
1. Tighten compressor
fixings
2. Replace with a new fan
Water flooding
1. Drain pipe blocked or
frozen
2. Drain pipe too high
1. Clear the obstruction
2. Reposition to a level
below the water outlet on
the drain tray