While heater is operating, turn adjusting screw
clockwise to increase, counter-clockwise to
decrease pressure. Correct pump pressure is as
follows:
Model Number
MHP-135-KFA
MHP-190-KFA
MHP-215-KFA
Tolerance ± 10%
Pressure Valve
Figure 13
Figure 15: MHP-135-KFA / MHP-190-KFA / MHP-215-KFA
© 2013, Pinnacle Products International, Inc.
NEVER LEAVE HEATER UNATTENDED WHILE BURNING OR
5.0 PSI
7.5 PSI
9.0 PSI
Adjusting Screw
PHOTO CELL
POWER
PLUG
AC 120V 60Hz
GREEN
EARTH
WHILE CONNECTED TO A POWER SOURCE
Maintenance
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
1-K kerosene to loosen any dirt particles.
Nozzle Face
Figure 14
CONTROL PCB
FULL
RUN
TIMER
EMPTY
THERMOSTAT
(TEMP.CONTROL)
CN3
CD5
CN2
R-TH
BLACK
BLUE
ROOM
BLACK
SENSOR
BLUE
POWER
LIMIT
SWITCH
CONTROL
5A/250VAC
BLACK
WHITE
BLACK
Kerosene Forced Air Heater User's Manual
10
Nozzle
BLACK
SPARKPLUG
BLUE
CN1
IGNITOR
BLUE
BLACK
BLUE
MOTOR01
PUMP
MOTOR
BLUE
RED
MOTOR02
CAPACITOR
GREEN
ACN2
EARTH
CON4
FUSE
ACN1
LEVEL
BLACK
SWITCH
Burner Head