Troubleshooting - Mi-T-M Corporation MH-0075-0M10 Mode D'emploi

SYMPTOM
Heater fires, but Main PCB shuts
heater off after a short period of
time. Lamp is flickering, and LED
display shows "E1".
Heater will not operate, or motor
runs for short time. Lamp flickers
and LED display shows "E1".
Fan does not operate when heater
is plugged in and Power Switch is
in the "ON" position. The lamp is
flickering or on and LED Display
shows "E1" or "E2".
Lamp is flickering, and LED dis-
play shows "E3"
Poor Combustion
Heater does not turn on and the
lamp is not lit
18
*Always follow manufacturer instructions*

TROUBLESHOOTING

PROBABLE CAUSE
1. Incorrect pump pressure
2. Dirty Input, Output or Lint Filter
3. Dirty Fuel Filter
4. Nozzle is Dirty
5. Photocell lens is Dirty
6. Photocell not installed properly
7. Photocell Defective
8. Improper electrical connection
between Main PCB and Photocell.
1. No kerosene in fuel tank
2. Incorrect pump pressure
3. Corroded Spark Plug or incor-
rect plug gap.
4. Dirty Fuel Filter
5. Dirty Nozzle
6. Moisture in Fuel/Fuel Tank
7. Improper electrical connection
between Transformer and Circuit
Board
8. Ignitor Wire not connected to
Spark Plug
9. Defective Ignitor
1. Thermostat is set too low
2. Broken electrical connection
between Main PCB and motor
1. Thermostat Switch has failed
1. Flames extending beyond
heater
2. Low heat output
1. Temperature limit sensor has
overheated
2. No electrical power
3. Fuse Blown
4. Improper electrical connection
between Temperature Limit Sen-
sor and Circuit Board
*AAA Rent-All 225-291-1356*
REMEDY
1. Adjust Pump Pressure
2. Clean/replace Air Filter
3. Clean/replace Fuel Filter
4. Clean/replace Nozzle
5. Clean/replace Photocell
6. Adjust Photocell position
7. Replace Photocell
8. Check wiring connections (See
Wiring Diagrams)
1. Fill tank with fresh kerosene
2. Adjust Pump Pressure
3. Clean/replace Spark Plug
4. Clean/replace Fuel Filter
5. Clean/replace Nozzle
6. Rinse out fuel tank with clean
fresh kerosene
7. Inspect all electrical connec-
tions. See Wiring Diagrams
8. Re-attach Ignitor wire to Spark
Plug
9. Replace Ignitor
1. Rotate thermostat to a higher
setting
2. Inspect all electrical connec-
tions. See Wiring Diagrams
1. Replace Thermostat Switch.
See Wiring Diagrams
1. Decrease Pump Pressure
2. Increase Pump Pressure
1. Push Power Switch to "OFF"
and allow heater to cool for 10
minutes. Push Power Switch back
to "ON"
2. Check power cord and exten-
sion cord to insure proper con-
nection. Test power supply
3. Check/replace Fuse
4. Inspect all electrical connec-
tions. See wiring Diagrams
Kerosene Portable Heaters Manual