Dayton Comprehensive Troubleshooting for Portable Electric and Oil-Fired Heaters

Dayton Operating Instructions and Parts Manual

Dayton® Portable

Oil-Fired Heaters

Troubleshooting Chart

Symptom

Never service heater while it is plugged in, operating, or hot. Severe burns and electrical shock can occur.

Possible Cause(s) Corrective Action

Heater ignites, but flame-out control shuts off heater after a short period of time

1. Wrong pump pressure	1. See Pump Pressure Adjustment, page 7
2. Dirty air output, air intake and lint filters	2. See Air Output, Air Intake and Lint
	Filters, page 7
3. Dirty fuel filter	3. See Fuel Filter, page 7
4. Dirt in nozzle	4. See Nozzle, page 9
5. Dirty photocell lens	5. Clean photocell lens
6. Bad flame-out control	6. Replace flame-out control

Heater will not ignite, but motor runs	1. Wrong pump pressure	1. See Pump Pressure Adjustment, page 7
for a short period of time	2. Carbon deposits on spark plug and/	2. See Spark Plug, page 8
	or improper gap

3.Dirty fuel filter

4.Dirt in nozzle

5.Water in fuel tank

3.See Fuel Filter, page 7

4.See Nozzle, page 9

5.Drain and flush fuel tank with clean kerosene. See Storing, Transporting, or Shipping, page 11

High Voltage!

6.Electronic ignitor not grounded

7.Bad electronic ignitor

6.Make sure electronic ignitor mount- ing is tight

7.Replace electronic ignitor

Motor does not start when heater is plugged in, fan rotates slowly or does not turn

1. Flame-out control not reset	1. Press flame-out control reset button
2. Solid state relay not	2. Wait two minutes before trying to
allowed to reset	restart heater
3. Binding pump rotor	3. If fan is hard to turn, see Pump
	Rotor, page 10

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