Desa 170T User Manual

www.desatech.com
113170-01E 9
TROUBLESHOOTING
Continued
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
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. Bad electrical connection
between ignitor and ignition
control assembly
7. Defective ignitor
8. Defective ignition control
assembly
9. Line voltage is below 108V or
above 132v
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
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. Check electrical connections.
See Wiring Diagrams, page 16
7. Replace ignitor, see page 11
8. Replace ignition control
assembly
9. Check for proper line voltage
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
7. Check electrical connections.
See Wiring Diagrams, page 16
8. Replace photocell
9. Replace ignition control
assembly
10.Check for proper line voltage.
Disconnect power equipment
that may be used on same
line
WARNING: High voltage!
WARNING: High voltage!

Desa 170T Specifications

General

Brand	Desa
Model	170T
Category	Heater
Language	English