Quikserv CHF-25 Service Manual

Service Manual

CHF-25

CHF-25 Non-Heated Unit

Service Manual

Contents

Operation and Maintenance Procedures 2

Trouble Shooting 3

Parts Description 4

Wiring Diagram 5

Technical Information 6

Warranty Service Policy 7

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Service Manual

CHF-25

CHF-25

Operaon and Maintenance Procedures

Pre-Operation Procedures:

 Ensure that the power source conforms to the electrical requirements of the unit.

General Cleaning Guidelines:

 The aluminum and plastic housing should be kept clean at all times. All cleaning

fluids and applicators should be non-abrasive.

General Maintenance:

 Always disconnect the power supply before servicing.

 Keep air intake louvers clear of dirt and dust accumulation.

 Check blower wheels for accumulated dirt twice a year and clean if necessary.

 Please refer to the trouble shooting section for additional information on the win-

dow adjustments or service procedures.

Contact us at [phone] for assistance or for information on the nearest ser­vice center in your area.

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Service Manual

CHF-25

Trouble Shoong Procedures

Side View

Main View

Trouble Probable Cause Probable Solution

Fan is
inoperative

1. Open circuit breaker Reset circuit breaker

2. Electricity turned off Contact power company

3. Loose cord connection Check all connections

4. Defective motor or capacitor Replace

Trouble Probable Cause Probable Solution

Excessive

Noise

1. Wheel is rubbing on housing Center wheel

2. Motor or blower not Tighten mounting bolts

securely anchored

3.Defective motor bearings Replace motor

Trouble Probable Cause Probable Solution

Insufficient Air
Flow

1. Improper voltage Reconnect to proper voltage

2. Intakes obstructed Remove obstruction

3. Dirty blower wheels Clean

Trouble Probable Cause Probable Solution

Fan Cuts Out

On Thermal

Overload (self­ resets)

1. Low voltage Verify correct wire size

2. Obstruction to blower wheel Remove obstruction

Trouble Probable Cause Probable Solution

No Heat

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1. Improper voltage Reconnect to proper voltage

2. Defective heat switch Replace switch

3. Defective heater Replace heat strip

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Service Manual

CHF-25

CHF-25 Air Curtain

PARTS BREAKDOWN

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Service Manual

Air Curtain

Wiring Diagram

Heated Unit
Model CHF-25

CHF-25

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Service Manual

CHF-25

Electrical Specifications:

208/230 Volt

20 AMP Circuit

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Notes :

All wiring should be preformed by qualified

Electrician, using copper wiring.

ETL– Interior

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Service Manual

CHF-25

Warranty Service Policy

1 Quikserv Corp. MUST be notified of a warranty

situation before any work is performed.

Otherwise, Quikserv Corp. will not be responsible

to pay for unauthorized work.

2. Quikserv Corp. requires the following on each

invoice submitted: an itemized account of work

performed detailing hours charged and parts

used, along with a short detailed description

of the problem noted.

3. Quikserv Corp. will authorize a set dollar

amount to be invoiced prior to performing services

that will be rendered. This amount will

be determined from the initial call to the service

company as a fair maximum. If additional

the necessary repairs. Additional parts will be

sent upon notification to Quikserv Corp

7. Quikserv Corp. needs to be notified of any extra

parts - either to be sent back or to be kept

by the service technician. Any parts that were

replaced must be returned to Quikserv Corp.

if required verbally or on the service work order

copy supplied with the parts sent by Quikserv

Corp. If the parts are not returned, the

part cost + mark up will be deducted from the

service invoice.

8. A purchase order number will be given either

verbally or on the service work order from

Quikserv Corp. Please use this on all invoicing.

amounts are to be invoiced, they must be discussed

with Quikserv Corp. prior to invoicing.

4. A service technician on a warranty service call

needs to call our customer service department

at [phone] or [phone] before

leaving the job site.

5. A service company representative needs to

call the store where the work is to be performed

prior to going to that store. Set up a

date and approximate time of arrival and if it

is foreseen that the agreed upon time cannot

be met, contact the store and make other arrange­ments.

6. Warranty parts sent to service companies are

parts previously decided on that should cover

9. Work required on a window unit not covered

under Quikserv’s warranty must be reported

to Quikserv Corp. before work is begun.

10. Quikserv’s payment terms are net 30. The infor-

mation above will help us assure the fastest

and most efficient service possible. For

further information or if you have any questions,

please do not hesitate to contact us at

[phone].

Customer Service Department

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