TROUBLESHOOTING
The following guide is intended to help you diagnose and fix some of the most commonly encountered problems; by no
means does this guide cover all of the possible problems you may encounter. If you cannot diagnose and correct the
problem, or if it persists, contact qualified service personnel. All electrical work should be done by, or with the help of, a
qualified electrician.
PROBLEM/SYMPTON
POSSIBLE CAUSE
CORRECTIVE ACTION
Water draining from unit
1. Float valve out of adjustment
2. Float movement obstructed
3. Float valve non-functional
1. Adjust float to 2 1/2" water depth
2. Free float from obstruction
3. Replace float assembly
Dry media pads
1. Pads clogged (mineral accumulation)
2. Dry spots or streaks on media pad
3. Clogged water line
4. Pad trough clogged
5. Pump not working
6. Loose connections in water system
7. Water turned off to cooler
8. Pump basket/screen clogged
1. Clean or replace media pads
2. Check water distributor system
3. Locate and free obstruction
4. Clear debris from trough
5. Clean or replace pump
6. Check for leaks and correct
7. Turn on water supply
8. Clean basket / screen
Motor does not start or no
air delivery
1. Electrical power disconnected
2. Non-functional motor
3. Non-functional switch
1. Check power receptacle and cord
2. Replace motor
3. Replace switch
Inadequate air delivery
1. Insufficient air exhaust
2. Pads plugged
1. Open windows to increase air flow
2. Clean/Replace media pads
Motor cycles on & off
1. Low Voltage
2. Non-functional motor
1. Check voltage
2. Replace motor
Noisy operation
1. Blower rubbing on housing
2. Blower set screw loose
1. Reposition wheel
2. Tighten set screw
Excessive humidity inside
Inadequate exhaust from building
Open relief vents to increase exhaust
REPLACEMENT PARTS
When ordering replacement parts, always refer to the serial and model number of your cooler. Use the part numbers listed in
the accompanying parts list, as illustrated in the diagrams for your model.
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