Troubleshooting Guide - PMI WH2906 Manual De Uso Y Cuidado

TROUBLESHOOTING GUIDE:

PROBLEM / SYMPTOM
Water draining from unit
Dry pads
Motor does not start or no air delivery
Inadequate air delivery
Motor cycles on & off
Noisy operation
Excessive humidity in house
6 Evaporative Window Cooler - Use and Care Manual
Should an obvious problem occur with your cooler consult the following table. If you
cannot correct the problem, or if it persists, contact qualified service personnel.
POSSIBLE CAUSE
Float valve out of adjustment
Float movement obstructed
Non-functional float valve
Pump intake clogged
Non-functional water pump
Clogged water line
Pad trough clogged
Non-functional switch
Non-functional wiring
Water turned off to cooler
Electrical power disconnected
Circuit breaker tripped or fuse blown
Non-functional motor
Non-functional switch
Insufficient air exhaust
Blower wheel loose on motor shaft
Pads clogged
Low voltage
Motor shaft tight or frozen
Pad frame or air outlet grille removed
Blower rubbing on housing
Motor or blower mounting screws loose
Inadequate exhaust
CORRECTIVE ACTION
Adjust float to 2 1/2" water depth
Free float from obstruction
Replace float assembly
Remove obstruction
Replace water pump
Locate and free obstruction
Clear debris from trough
Replace switch
Repair or replace non-functional wiring
Turn on water supply
Check power receptacle and cord
Determine cause and correct
Replace motor
Replace switch
Open windows to increase air flow
Tighten wheel set screw
Replace pads
Check voltage
Replace motor
Re-install pad frame or air outlet grille
Reposition wheel
Tighten screws
Open doors and windows to increase ventilation