Desa RM30LP owner manual Troubleshooting, Observed Fault Possible Cause Remedy

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OWNER’S MANUAL

TROUBLESHOOTING

Note: For additional help, visit DESA International’s Technical Service web site at www.desatech.com.

WARNING: Never service heater while it is plugged in, connected to propane supply, operating, or hot. Severe burns and electrical shock can occur.

OBSERVED FAULT

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

Fan does not turn when heater is plugged in.

1.

No electrical power to heater

1.

Check voltage to electrical outlet. If volt-

 

 

 

 

 

age is good, check heater power cord for

 

 

 

 

 

breaks

 

2.

Fan hitting inside of heater shell

2.

Adjust motor/fan guard to keep fan from

 

 

 

 

 

hitting inside of heater shell. Bend fan

 

 

 

 

 

guard if necessary

 

3.

Fan blades bent

3.

Replace fan. See Fan, page 9

 

4.

Defective motor

4.

Replace motor. See Motor, page 8

 

 

 

 

 

 

 

Heater will not ignite.

1.

User did not follow installation or op-

1.

Repeat installation and operation in-

 

 

eration instructions properly

 

structions. See Installation, page 4 and

 

 

 

 

 

Operation, page 5

 

2.

No spark at ignitor. To test for spark, fol-

2.

A) Check ignitor wire. Tighten or reat-

 

 

low step 8 under Ignitor, page 10. If you

 

tach loose ignitor wire. See Figure

 

 

see spark at ignitor, have heater serviced

 

14, page 10 for ignitor wire location

 

 

by qualified service person. If no spark

 

B) Set gap between ignitor electrode and

 

 

seen:

 

target plate to .17"

 

 

A) Loose or disconnected ignitor wire

 

C) Tighten nut holding piezo ignitor to

 

 

B) Wrong spark gap

 

base of heater

 

 

C) Piezo ignitor loose

 

D) Replace ignitor electrode. See

 

 

D) Bad ignitor electrode

 

Ignitor, page 10

 

 

 

 

 

 

 

Heater shuts down while running.

1.

High surrounding air temperature caus-

1.

This can happen when running heater in

 

 

ing thermal limit device to shut down

 

temperatures above 85°F. Run heater in

 

 

heater

 

cooler temperatures

 

2.

Restricted air flow

2 Check heater inlet and outlet. Remove

 

 

 

 

 

any obstructions

 

3.

Damaged fan

3.

Replace fan. See Fan, page 9

 

4.

Excessive dust or debris in surrounding area

4.

Clean heater. See Maintenance, page 6

 

 

 

 

 

 

 

 

WARNING: Use only in areas

 

 

 

 

free of high dust content.

 

 

 

 

 

 

 

 

www.desatech.com

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Contents Propane Construction Heater Propane Construction Heater Safety InformationUnpacking Product IdentificationFundamentals of Operation Installation AssemblyPropane Supply To Start Heater Ventilation OperationSpecifications MaintenanceStorage Observed Fault Possible Cause Remedy TroubleshootingElectrical System Service ProceduresMotor FAN Ignitor Removing Ignitor Wire from Piezo IgnitorReplacement Parts AccessoriesTechnical Service RM30LP Illustrated Parts BreakdownKEY Part Description QTY Parts ListRepair Service Warranty Service

RM30LP specifications

Desa RM30LP is an innovative residential solution designed to cater to modern living needs while ensuring sustainability and energy efficiency. This unique development is situated in a prime location, combining accessibility to urban amenities with the tranquility of suburban life.

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