Dayton Operating Instructions and Parts Manual

3E358B and 3E359B

Dayton® Portable

Oil-Fired Heaters

Troubleshooting Chart (Continued)

Symptom

Possible Cause(s)

Corrective Action

Heater will not ignite, but motor runs

3. Wrong fuel

3. Remove wrong fuel (See Storing,

for a short period of time (Continued)

 

Transporting, or Shipping, page

 

 

11). Clean tank and fuel filters (See

 

 

Fuel Filters, page 7). Fill with

 

 

correct fuel

4.Dirt in nozzle

5.Very low temperature may cause fuel to thicken and not flow

6.Dirty fuel filters

4.Replace nozzle (See Nozzle, page 9)

5.Move heater to warmer place until fuel flows freely

6.Clean fuel filters (See Fuel Filters, page 7)

7.Wrong pump pressure

8.Spark plug wire disconnected from plug

9.Spark plug problems due to: Wrong gap

Plug wet with fuel

7.Adjust pump pressure (See Pump Pressure Adjustment sections, page 10)

8.Connect spark plug wire to spark plug

9.Adjust electrode gap to .075" (See Spark Plug, page 7)

Clean fuel from spark plug with clean, soft cloth

Carbon deposits on plug

Damaged plug

Replace plug if heavily coated with carbon (See Spark Plug, page 7)

Inspect plug for worn or eroded electrodes. If found, replace plug (See Spark Plug, page 7)

10. Solenoid valve not opening

10.

Check electrical connections and

 

 

voltage to solenoid. If good,

 

 

replace solenoid valve

 

 

 

 

High Voltage!

 

 

 

 

 

 

 

 

 

 

 

 

 

11. Damaged electronic ignitor

11.

Replace electronic ignitor

Heater ignites, but flameout control

1. Wrong pump pressure

shuts off heater after a short period of

 

time

 

 

2. Dirty fuel filters

1.Adjust pump pressure (See Pump Pressure Adjustment section, page 10)

2.Clean fuel filters (See Fuel Filters, page 7)

3. Dirt in nozzle

3. Replace nozzle (See Nozzle, page 9)

 

 

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Dayton 3E359B, 3E358B specifications Transporting, or Shipping, High Voltage