Essick Air Champion Cooler Manual: Troubleshooting and Parts for RWC50/RN50W Models

Troubleshooting

Problem	Possible Cause				Remedy
Failure to	1.	No electrical power to		1.	Check power
start or no air		unit
delivery		•	Fuse blown		•	Replace fuse
		•	Circuit breaker		•	Reset breaker
			tripped
		•	Electric cord un-		• Plug in cords or
			plugged or damaged			replace if damaged
	2.	Belt too loose or tight		2.	Adjust belt tension
	3.	Motor overheated		3.	Determine cause of
					overheating
		•	Belt too tight		•	Adjust belt tension
		•	Blower bearings dry		•	Oil blower bearings
	4.	Motor locked		4.	Replace motor
Inadequate	1.	Insufficient air exhaust		1.	Open windows or
air delivery					doors to increase air
with cooler					flow
running	2.	Belt too loose		2.	Adjust belt tension or
					replace if needed
	3.	Pads plugged		3.	Replace pads
Inadequate	1.	Inadequate exhaust in		1.	Open windows or
cooling		house			doors to increase air
					flow
	2.	Pads not wet		2.	Check water distribu-
					tion system
		•	Pads plugged		•	Replace pads
		• Open spots in pads			•	Repack pads
		•	Trough holes		•	Clean trough and
			clogged			unplug holes
		•	Pump not working		•	Replace or clean
			properly			pump (Unplug
						unit)

Problem	Possible Cause				Remedy
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 bear-
		locked			ings (Unplug unit)
	4.	Bearings dry		4.	Oil bearings
Noisy	1.	Bearings dry		1.	Oil bearings
	2.	Wheel rubbing blower		2.	Inspect and realign
		housing			(Unplug unit)
	3.	Loose parts		3.	Tighten loose parts
Excessive	1.	Inadequate exhaust		1.	Open doors or win-
humidity in					dows
house
Musty or	1.	Stale or stagnate water		1.	Drain pan and clean
unpleasant		in cooler			pads
odor	2.	Pads mildewed or		2.	Replace pads
		clogged
	3.	Pads not wetting		3.	Check water distribu-
		properly			tion system
		•	Trough holes		•	Clean
			clogged
		•	Pump not working		•	Replace or clean
			properly			pump (Unplug
						unit)
Water drain-	1.	Float arm not adjusted		1.	Adjust float
ing from		properly
cooler	2.	Overflow assembly		2.	Tighten nut and
		leaking			overflow pipe.

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 incurred 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 con- nection with this product.

Terms And Conditions Of The Warranty

For Eight Years from date of purchase, we will replace the original base assembly if water leakage should occur due to rust out.

For One Year from date of purchase, we will replace any original component provided by Champion Cooler which fails due to any defect in material or fac- tory workmanship only.

Exclusions From The Warranty

We are not responsible for replacement of cooler pads. These are disposable components and should be replaced periodically. 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.

For limited warranty to be valid the evaporative cooler must be maintained per the Maintenance Section of this manual.

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: 5800 Murray Street, Little Rock, Arkansas 72209. 1-800-643-8341. Email: info@championcooler.com.

This limited warranty applies to the original purchaser only.

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