Essick Air AD2C7112 Troubleshooting Guide, Limited Warranty, Problem, Possible Cause, Remedy

Troubleshooting Guide

Problem	Possible Cause			Remedy
Failure to	1. No electrical power		1.	Check power
start or no air		to unit
delivery/ No	•Fuse blown		• Replace fuse
LCD display	•Circuit breaker tripped		• Re-set breaker
	2.	Motor overheated	2.	Determine cause
	•Belt too tight		• Adjust belt tension
	•Blower bearings dry		• Oil blower bearings
	•Motor pulley diameter		• Adjust pulley to correct
		too large		diameter
	3.	Motor locked	3.	Replace motor
	4.	Fuse blown in unit	4.	Replace Fuse
		control box
	5.	Incorrect wiring be-	5.	Check that wiring is correct
		tween wall thermostat		and secured to terminals
		and cooler
	6.	Poor connection to	6.	Check connections to termi-
		Fan motor terminals		nal
	7.	Unit control board or	7.	Supply power to control box
		wall thermostat faulty		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.
Inadequate	1. Insufficient air exhaust		1.	Open windows or doors to
air delivery				increase air flow
with cooler	2. Belt too loose		2. Adjust belt tension or
running				replace if needed
	3.	Pads plugged	3.	Clean pads
	4.	Motor underloaded	4. Adjust pulley

Problem	Possible Cause			Remedy
Water drain-	1.	Float arm not adjusted	1. Adjust float
ing onto roof		properly
	2.	Overflow assembly	2. Tighten nut and overflow
		leaking		pipe
Musty or	1.	Stale or stagnate water	1.	Drain pan and clean pads
unpleasant		in cooler
odor
Motor cycles	1.	Low voltage	1.	Check voltage
on and off	2.	Excessive belt tension	2. Adjust belt tension
	3.	Blower shaft tight or	3.	Oil or replace bearings
		locked		(Unplug unit)
	4.	Bearings dry	4.	Oil bearings
	5.	Motor pulley diameter	5. Adjust pulley so full load
		too large causing motor		ampere rating of motor is
		overload		not exceeded
Noisy	1.	Bearings dry	1.	Oil bearings
	2. Wheel rubbing blower		2.	Inspect and realign (Un-
		housing		plug unit)
	3.	Loose parts	3. Tighten loose parts
Inadequate	1.	Inadequate exhaust in	1.	Open windows or doors to
cooling		house		increase air flow
	2.	Pads not wet	2.	Check water distribution
				system
	•Pads plugged		• Clean pads
	•Dist. tube holes clogged		• Clean
	•Pump not working prop-		• Replace or clean pump
		erly		(Unplug unit)
	3.	Poor connection to Pump	3.	Check connections
		terminals on Control
		Board
Excessive	1.	Insufficient air exhaust	1.	Open doors or windows
humidity in
house

Register your product online at www.championcooler.com/eac/onlineregistration-eac.htm

Limited Warranty

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 satisfied 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.

This limited warranty applies to original purchaser only.

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