Desa 125T Serie Manual De Propietario página 9

FAULT CONDITION
Motor starts and runs but heater
does not ignite
INDICATOR LIGHT
• Flame
• Ignitor
• Voltage
Heater ignites but ignition control
assembly shuts heater off after a
short period of time
INDICATOR LIGHT
• Flame
• Voltage
118637-01B
trouBleSHooting
Continued
POSSIBLE CAUSE
1. No fuel in tank
2. Pump pressure incorrect
3. Dirty fuel filter
4. Obstruction in nozzle
5. Water in fuel tank
6. Air or fuel line disconnected
7. Bad electrical connection
between ignitor and ignition
control assembly
8. Defective ignitor
9. Defective ignition control as-
sembly
10. Line voltage is below 108V or
above 132v
11. Bad ground on circuit
1. Pump pressure incorrect
2. Dirty air intake, air output
and/or lint filter
3. Dirty fuel filter
4. Obstruction in nozzle
5. Photocell assembly not properly
installed (not seeing the flame)
6. Dirty photocell lens
7. Bad electrical connection be-
tween photocell and ignition
control assembly
8. Defective photocell
9. Defective ignition control
assembly
10.Line voltage is below 108V or
above 132v
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REMEDY
1. Fill tank with kerosene
2. See Pump Pressure Adjust-
ment, page 10
3. See Fuel Filter, page 11
4. See Nozzle Assembly, page 12
5. Drain and flush fuel tank with
clean kerosene. See Storing,
Transporting or Shipping, page 7
6. Reconnect lines (see Fuel and
Air Line Replacement and
Proper Routing, page 13)
WARNING: High voltage!
7. Check electrical connections.
See Wiring Diagrams, page 16
8. Replace ignitor, see page 11
9. Replace ignition control as-
sembly
10.Check for proper line voltage
11. Check all grounds
1. See Pump Pressure Adjust-
ment, page 10
2. See Air Output, Air Intake and
Lint Filters, page 10
3. See Fuel Filter, page 11
4. See Nozzle Assembly, page 12
5. Make sure photocell boot is
properly seated in bracket
6. Clean photocell lens
WARNING: High voltage!
7. Check electrical connections.
See Wiring Diagrams, page 16
8. Replace photocell
9. Replace ignition control as-
sembly
10.Check for proper line voltage.
Disconnect power equipment
that may be used on same
line