ProTemp PT-70-SS - Manual (Page 11)

Problem Possible Cause Solution
Heater fires, but shuts down after a
short period of time. 1. Dirty Fuel Filter.
2. Nozzle Dirty.
3. Photocell Dirty.
4. Photocell not installed properly.
5. Photocell Defective .
6. Improper electrical connection
between Circuit Board and Photocell.
7. Cooling Fan is obstructed
1. Clean/replace Fuel Filter (Page 6).
2. Clean/replace Nozzle (Page 7).
3. Clean/replace Photocell (Page 7).
4. Adjust Photocell position.
5. Replace Photocell.
6. Check wiring connections (See
Wiring Diagrams, Page 10).
7. Check to be sure cooling fan is not
obstructed.
Heater will not operate, or motor runs
for short time.
1. No kerosene in fuel tank.
2. Corroded Spark Plug or incorrect
plug gap.
3. Dirty Fuel Filter.
4. Dirty Nozzle.
5. Moisture in Fuel/Fuel Tank.
6. Improper electrical connection
between Transformer and Circuit
Board.
7. Transformer Wires not connected to
Spark Plug.
8. Defective Transformer.
1. Fill tank with fresh kerosene.
2. Clean/replace Spark Plug (Page 7).
3. Clean/replace Fuel Filter (Page 6).
4. Clean/replace Nozzle (Page 7).
5. Rinse out fuel tank with clean fresh
kerosene (Page 6).
6. Inspect all electrical connections.
(See Wiring Diagrams, Page 10).
7. Re-attach Transformer wires to
Spark Plug.
8. Replace Transformer.
Fan does not operate when heater is
plugged in and Operating Switch is in
the “ON” position.
1. Broken electrical connection
between Circuit Board and motor.
2. Not enough amps available to power
heater.
1. Inspect all electrical connections on
Wiring Diagrams (Page 10).
2. Use a new extension cord or try
another electrical socket.
Heater does not turn on and the lamp
is not lit. 1. Temperature limit sensor has over-
heated.
2. No electrical power.
3. Fuse break down.
4. Improper electrical connection
between Temperature Limit Sensor
and Circuit Board.
1. Push Operating Switch to “OFF” and
allow heater to cool for 5 minutes.
Push Operating Switch back to “ON”.
2. Check power cord and extension
cord to insure of proper connection.
Test power supply.
3. Check/replace Fuse.
4. Inspect all electrical connections.
(See Wiring Diagrams, Page 10).
Trouble Shooting Guide
Poor combustion and / or soot
production. 1. Pump Pressure.
2. Poor fuel quality.
1. Be sure pump pressure is adjusted
correctly.
2. Be sure kerosene is not old or
contaminated.
Pinnacle Products International, Inc. Ultra-Portable Kerosene User’s Manual
Page 11
Heater makes grinding noise.
1. Sound will stop after 3 seconds. If
grinding sound continues, add fuel
to tank.
1. Air in fuel pump.
Ultra-Portable Oil-
Fired Radiant Heater
NEVER LEAVE HEATER
UNATTENDED WHILE BURN-
ING, OR WHILE CONNECTED
TO A POWER SOURCE.