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CANADIAN MODEL RCLP375B
PROPANE CONSTRUCTION HEATER
SERVICE
PROCEDURE
WARNING: Never service
heater while it is plugged in, con-
nected to propane supply, oper-
ating, or hot. Severe burns and
electrical shock can occur.
CLEANING FAN
Clean fan every 500 hours of operation or as
needed.
1. Remove screws on side cover using
5/16" nut-driver.
2. Remove side cover.
3. Detach the five motor wires from parts
under heater shell. Be sure to detach
only wires coming from motor.
The five motor wires are:
• white wire—to terminal board
• black wire—to terminal board
• blue wire—to thermal switch wire
• orange wire—to solenoid valve
• green wire—to grounding screw
on shell
Grounding
Thermal
Screw
Switch Wire
Figure 6 - Location of Motor Wires
Mounting
Bolts
Figure 7 - Location of Fan and Motor
LP-PFA/P 024
All manuals and user guides at all-guides.com
4. Remove fan guard from rear of heater.
5. Reach into rear of heater shell. Care-
fully pull motor wires through hole in
bottom of shell. Note: Pull wires
through hole one at a time.
6. Remove nuts and mounting bolts hold-
ing motor mount to shell. Use 3/8" nut-
driver and 7/16" wrench.
7. Carefully pull motor and fan out of
shell.
IMPORTANT: Be careful not to dam-
age fan. Do not set motor and fan down
with the weight resting on fan. This
could damage fan pitch.
8. Turn motor and fan around. Place mo-
tor and fan into shell backwards. Note:
Motor will go into shell first (see Fig-
ure 8).
LP-PFA/P 026
Figure 8 - Fan and Motor Turned Around
Terminal
9. Line up rear mounting holes in shell
Board
with first hole on each side of motor
Solenoid
mount (see Figure 8). Note: When
Valve
holes are lined up, fan should be out-
side of shell.
10. Holding mounting bolt, carefully reach
through fan blades into rear of heater.
Be careful not to damage fan pitch. In-
sert bolt through motor mount and
shell. With free hand, attach nut finger
tight. Repeat process for other mount-
ing hole.
11. Use 1/8" hex wrench to loosen setscrew
which holds fan to motor shaft (see Fig-
ure 9).
12. Slip fan off motor shaft.
13. Clean fan using soft cloth moistened
Motor
with kerosene or solvent.
Mount
Motor
14. Dry fan thoroughly.
Wires
15. Replace fan on motor shaft. Make sure
setscrew is touching back of flat sur-
face on motor shaft (see Figure 10).
Figure 9 - Fan, Motor Shaft, and Setscrew
Location
Rear
Figure 10 - Fan Cross Section
Mounting
16. Place setscrew on flat of shaft. Tighten
Hole
First
Hole
17. Remove two nuts and bolts securing
18. Pull motor and fan from shell. Turn
19. Line up mounting holes in shell with
20. Route motor wires through hole in bot-
21. Connect motor wires as follows (see
22. Replace side cover.
23. Replace fan guard.
6
Fan
Setscrew
Motor shaft
FAN
LP-PFA/P 023A
Fan
Hub
Motor Shaft
Setscrew
FAN CROSS SECTION
LP-PFA/P 013
setscrew firmly to 40-50 inch-pounds
(5.6 N•m).
motor mount to shell.
motor and fan around. Carefully place
back in shell. Note: Fan will go into
shell first.
holes on motor mount. Replace four
bolts through shell and motor mount.
Insert bolts from outside of heater.
Tighten nuts firmly.
tom of shell (see Figure 7).
Figure 6):
• white wire—to terminal board.
Note: Attach to empty connector on
white wire side of terminal board.
• black wire—to terminal board.
Note: Attach to empty connector on
black wire side of terminal board.
• blue wire—to thermal switch wire
• orange wire—to solenoid valve
• green wire—to grounding screw on
shell
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