REMEDY

TROUBLE- SHOOTING

OBSERVED

 

 

PROBLEM

POSSIBLE CAUSE

REMEDY

Continued

Heater ignites, but 1. Wrong pump pressure

burner control

 

shuts off heater

 

after a short period

2. Dirty fuel filters

of time.

 

 

3. Dirt in nozzle

1.Adjust pump pressure (see Pump Pressure Adjustment, page 16).

2.Clean fuel filters (see Fuel Filters, page 17).

3.Replace nozzle (see Nozzle, page 15).

4.

Dirty photocell lens

4.

Clean photocell lens with

 

 

 

clean, soft cloth.

5.

Open or damaged

5.

Replace photocell.

 

photocell

 

 

6.

Bad burner control

6.

Replace burner control.

7.

Damaged fan switch

7.

Replace fan switch.

Heater burns, but puffs of smoke can be seen.

Heater does not burn steady. Heater burns with odor.

Heater smokes continuously.

1.Wrong pump pressure

2.A) Heater almost out of fuel

B)Water condensation in fuel tank

C)Wrong fuel

3.Dirty fuel filters

4.Air leak in suction system

5.Dirty nozzle

6.Low voltage causing motor to operate below rated speed

7.Loose fuel line

1.Adjust pump pressure ( see Pump Pressure Adjustment, page 16).

2.A) Add fuel to tank.

B)Check fuel tank for bubbles of water in bottom. If found, remove fuel (see Storage, page 9). Clean tank and fuel filters (see Fuel Filters, page 17). Fill with clean fuel.

C)Remove wrong fuel (see Storage, page 9). Clean tank and fuel filters (see Fuel Filters, page 17). Fill with correct fuel.

3.Clean fuel filters (see Fuel Filters, page 17).

4.Tighten all fuel line connec- tions (see Fuel Lines, page 16).

5.Replace nozzle (see Nozzle, page 15).

6.Check voltage at heater. Voltage at heater should never be less than 198 volts.

7.Check and tighten all fuel line connections (see Fuel Lines, page 16).

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Desa B350CEA owner manual Remedy, Trouble- Shooting, Continued, Observed, Problem, Possible Cause