Troubleshooting; Limited Warranty - Champion MasterCool AD100 Owner's Manual

Problem Possible Cause
Failure to 1. No electrical power
start or no air to unit
delivery • Fuse blown
• Circuit breaker tripped
2. Belt too loose or tight
3. Motor overheated
• Belt too tight
• Blower bearings dry
• Motor bearings dry
• Motor pulley diameter
too large
4. Motor locked
Inadequate 1. Insuffi cient air exhaust
air delivery
with cooler
running 2. Belt too loose
3. Pads plugged
4. Insuffi cient water fl ow
over pads
Musty or 1. Stale or stagnate water
unpleasant in cooler
odor 2. Pads not wetting
properly
• Dist. tube holes
clogged
• Pump not working
properly
• Insuffi cient water fl ow
over pads
Register your product online at www.championcooler.com/eac/onlineregistration-eac.htm
This warranty is extended to the original purchaser of an evaporative cooler installed and used under normal conditions. It does not cover damages in-
curred through accident, neglect, or abuse by the owner. We do not authorize any person or representative to assume for us any other or different liability
in connection with this product.
Terms And Conditions Of The Warranty
Lifetime Limited Coverage on water reservoir against any leakage due to defects in material. From date of purchase, if any original component part fails
due to defect in material or factory workmanship only, we will provide the replacement part as follows:
One year on the cabinet components.
Two years on the evaporative media.
Exclusions From The Warranty
We are not responsible for any incidental or consequential damage resulting from any malfunction.
We are not responsible for any damage received from the use of water softeners, chemicals, de-scale material, plastic wrap, or if a motor of a higher
horsepower than what is shown on the serial plate is used in the unit.
We are not responsible for the cost of service calls to diagnose cause of trouble, or labor charge to repair and/or replace parts.
How To Obtain Service Under This Warranty
Contact the Dealer where you purchased the evaporative cooler. If for any reason you are not satisfi ed with the response from the dealer, contact the
Customer Service Department: 5800 Murray Street, Little Rock, Arkansas 72209. 1-800-643-8341. E-mail: info@championcooler.com, Web: www.
championcooler.com.
This limited warranty applies to original purchaser only.
4
Troubleshooting Guide
Remedy
1. Check power
• Replace fuse
• Reset breaker
2. Adjust belt tension
3. Determine cause of
overheating
• Adjust belt tension
• Grease blower bear-
ings
• Oil motor bearings
• Adjust pulley to cor-
rect diameter
4. Replace motor
1. Open windows or
doors to increase air
fl ow
2. Adjust belt tension or
replace if needed
3. Clean pads
4. Clean distribution
system
1. Drain pan and clean
pads
2. Check water distribu-
tion system
• Clean
• Replace or clean
pump (Unplug)
• Clean water distribu-
tion system

Limited Warranty

Problem Possible Cause
Motor 1. Low voltage
cycles on 2. Excessive belt tension
and off 3. Blower shaft tight or
locked
4. Bearings dry
5. Motor pulley diameter
too large causing motor
overload
6. Faulty motor
Noisy 1. Bearings dry
2. Wheel rubbing blower
housing
3. Loose parts
Inadequate 1. Inadequate exhaust in
house
cooling
2. Pads not wet
• Pads plugged
• Dist. tube holes
clogged
• Pump not working
properly
Excessive 1. Inadequate exhaust
humidity in
house
Remedy
1. Check voltage
2. Adjust belt tension
3. Grease or replace
bearings (Disconnect
unit)
4. Grease bearings
5. Adjust pulley so full
load ampere rating of
motor is not exceeded
6. Replace motor
1. Grease bearings
2. Inspect and realign
(Disconnect unit)
3. Tighten loose parts
1. Open windows or
doors to increase air
fl ow
2. Check water distribu-
tion system
• Clean pads
• Clean
• Replace or clean
pump (Unplug)
1. Open doors or win-
dows
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