Service (Continued):
SPARK PLUG:
Clean and re-gap every 600 hours of operation, or
replace as needed. After removing the spark plug,
clean the terminals with a wire brush. Re-gap the
terminals to 0.140" (3.5mm) See Figure 5.
Spark Plug
Burner Head
Figure 5
PHOTOCELL:
The photocell should be cleaned using a cotton
swab dipped in alcohol or water at least once per
heating season, or more depending on conditions.
See Figure 6.
Photocell
Wire
© 2017, Pinnacle Climate Technologies, Inc.
NEVER LEAVE HEATER UNATTENDED WHILE BURNING
OR WHILE CONNECTED TO A POWER SOURCE
®
Maintenance
Gap
Ignitor Wire
Photocell
Photocell lens
X
X
Figure 6
PUMP PRESSURE:
While heater is operating, turn adjusting screw
clockwise to increase, counter-clockwise to
decrease pressure. Correct pump pressure is as
follows:
Model Number
PT-45-KFA
PT-70T-KFA
PT-125T-KFA
PT-175T-KFA
PT-215T-KFA
Tolerance ± 10%
Pressure Valve
Adjusting Screw
Figure 8
NOZZLES:
Nozzles should be cleaned or replaced at least
once per heating season. Contaminated fuel could
make this necessary immediately. To clean dirt
from nozzle, blow compressed air through nozzle
front. It may be necessary to soak the nozzle in K-1
kerosene to loosen any dirt particles.
Nozzle Face
Kerosene Forced Air Heater User's Manual
8
Pump Pressure
3.0 PSI (0.21 BAR)
4.0 PSI (0.28 BAR)
5.0 PSI (0.34 BAR)
7.5 PSI (0.52 BAR)
9.0 PSI (0.62 BAR)
Nozzle
Burner Head
Figure 7