Desa BY35CEH, BY70CEH, BY100CEH, BY150CEH Continued, Troubleshooting, WARNING High voltage

Models: BY150CEH BY70CEH BY100CEH BY35CEH

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TROUBLESHOOTING

TROUBLESHOOTING

Continued

7

FAULT CONDITION

POSSIBLE CAUSE

REMEDY

Motor starts and runs but heater does not

1.

No fuel in tank

1.

Fill tank with kerosene

ignite (ON/OFF switch light remains on)

2.

Pump pressure incorrect

2.

See Pump Pressure Adjustment, page 10

 

3.

Dirty fuel filter

3.

See Fuel Filter, page 8

 

4.

Obstruction in nozzle assembly

4.

See Nozzle Assembly, page 11

 

5.

Water in fuel tank

5.

Drain and flush fuel tank with clean

 

 

 

 

 

kerosene. See Storing, Transporting, or

 

 

 

 

 

Shipping, page 5

 

 

 

 

 

 

 

 

WARNING: High voltage!

 

 

 

 

 

 

 

 

 

6.

Bad electrical connection between

6.

Check electrical connections. See Wiring

 

 

ignitor and ignition control assembly

 

Diagram, page 14

 

7.

Defective ignitor

7.

Replace ignitor, see page 9

 

8.

Defective ignition control assembly

8.

Replace ignition control assembly

 

 

 

 

 

 

 

Heater ignites but ignition control assembly

1.

Pump pressure incorrect

1.

See Pump Pressure Adjustment, page 10

shuts heater off after a short period of time

2.

Dirty air intake, air output, and/or lint

2.

See Air Output, Air Intake, and Lint

(ON/OFF switch light remains on)

 

filter

 

Filters, page 10

 

3.

Dirty fuel filter

3.

See Fuel Filter, page 8

 

4.

Obstruction in nozzle assembly

4.

See Nozzle Assembly, page 11

 

5.

Photocell assembly not properly

5.

Make sure photocell boot is properly

 

 

installed (not seeing the flame)

 

seated in bracket

 

 

 

 

 

 

 

WARNING: High voltage!

 

 

 

 

 

 

 

 

 

6.

Dirty photocell lens

6.

Clean photocell lens

 

7.

Bad electrical connection between

7.

Check electrical connections. See Wiring

 

 

photocell and ignition control assembly

 

Diagram, page 14

 

8.

Defective photocell

8.

Replace photocell

 

9.

Defective ignition control assembly

9.

Replace ignition control assembly

 

 

 

 

 

 

 

ON/OFF switch light does not come on 1. No power to heater when switch is turned to the ON() position

and heater does not start

1.Verify that power cord is plugged into an electrical outlet and that the circuit breaker in the electral panel is reset

 

 

 

WARNING: High voltage!

 

 

 

 

 

 

 

2.

Bad electrical connections

2.

Check electrical wiring and connections.

 

 

 

 

See Wiring Diagram, page 14

3.

Electrical short in ignitor

3.

Check ignitor wiring. If no problems are

 

 

 

 

found, replace ignitor (see page 9)

 

 

 

 

ON/OFF switch light comes on when switch 1.

Electrical short in motor

1.

Check motor wiring. If no problems are

is turned to the ON() Position but turns off

 

 

 

found, replace motor

after five seconds

 

 

 

 

 

 

 

WARNING: High voltage!

 

 

 

 

 

 

 

 

 

 

 

105522

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Desa BY35CEH, BY70CEH, BY100CEH, BY150CEH owner manual Continued, Troubleshooting, WARNING High voltage