Essick Air AD2C71 User Manual

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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 Warranty
Lifetime Limited Coverage on water reservoir against any leakage due to defects in material.  From date of purchase, if any original component part 
provided by Champion Cooler fails due to defect in material or factory workmanship only, we will provide the replacement part as follows:

 

One year on the cabinet components.

 

Five years on the evaporative media.  

 

Two years on the original blower motor if furnished by Champion Cooler.

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, descale 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:  Champion Cooler, 5800 Murray Street, Little Rock, Arkansas 72209.   1-800-643-8341.  E-mail: info@championcooler.com.

Failure to 
start or no air 
delivery/ No 
LCD display

Inadequate 
air delivery 
with cooler 
running

1. No electrical power 

to unit

 • 

Fuse blown

  • Circuit breaker tripped
2. Motor overheated
  • Belt too tight
  • Blower bearings dry
  • Motor pulley diameter 

too large

3. Motor locked
4. Fuse blown in unit 

control box

5. Incorrect wiring be-

tween wall thermostat 
and cooler

6. Poor connection to 

Fan motor terminals

7. Unit control board or 

wall thermostat faulty

1. Insuffi cient air exhaust

2. Belt too loose

3. Pads plugged
4. Motor underloaded

1. Check power

 • Replace fuse
 • Re-set breaker
2. Determine cause
 •  Adjust belt tension
 •  Oil blower bearings
 •  Adjust pulley to correct 

diameter

3. Replace motor
4. Replace Fuse

5. Check that wiring is correct 

and secured to terminals

6. Check connections to termi-

nal

7. Supply power to control box 

and check DC voltage at 
wall thermostat

 •  If voltage between Black 

& Red terminals is close to 
3.5VDC and LCD is blank 
- wall thermostat is faulty

 •  If voltage is much less than 

3.5VDC, remove red wire 
from terminal. If voltage 
rises to 3.5VDC - thermostat 
is faulty.  If voltage remains 
low - unit control board is 
faulty.

1. Open windows or doors to 

increase air fl ow

2. Adjust belt tension or 

replace if needed

3. Clean pads
4. Adjust pulley

1. Float arm not adjusted 

properly

2. Overfl ow assembly 

leaking

1. Stale or stagnate water 

in cooler

1. Low voltage
2. Excessive belt tension
3. Blower shaft tight or 

locked

4. Bearings dry
5. Motor pulley diameter 

too large causing motor 
overload

1. Bearings dry
2. Wheel rubbing blower 

housing

3. Loose parts

1. Inadequate exhaust in 

house

2. Pads not wet

 • 

Pads 

plugged

  • Dist. tube holes clogged
  • Pump not working prop-

erly

3. Poor connection to Pump 

terminals on Control 
Board

1. Insuffi cient air exhaust

1. Adjust fl oat

2. Tighten nut and overfl ow 

pipe

1. Drain pan and clean pads

1. Check voltage
2. Adjust belt tension
3. Oil or replace bearings 

(Unplug unit)

4. Oil bearings
5. Adjust pulley so full load 

ampere rating of motor is 
not exceeded

1. Oil bearings
2. Inspect and realign (Un-

plug unit)

3. Tighten loose parts

1. Open windows or doors to 

increase air fl ow

2. Check water distribution 

system

 • Clean pads
 • Clean
  •  Replace or clean pump 

(Unplug unit)

3. Check connections

1. Open doors or windows

Water drain-
ing onto roof

Musty or 
unpleasant 
odor

Motor cycles 
on and off

Noisy

Inadequate 
cooling

Excessive 
humidity in 
house