10
104163
PROPANE CONSTRUCTION HEATER
30,000 BTU/Hr
IGNITOR
1.
Remove motor and fan guard from heater
(see Motor, page 8, steps 1 and 2).
2.
Remove black ignitor wire from piezo
ignitor. Access ignitor wire through un-
derside of heater base (see Figure 16).
Push wire up through notch in filler
panel.
3.
Remove ignitor mounting screw from
rear head using nut-driver or standard
screwdriver (see Figure 17).
4.
Remove ignitor from rear head.
5.
Install new ignitor. Attach ignitor to rear
head with ignitor mounting screw.
6.
Run ignitor wire from new ignitor
through notch in filler panel. Attach ig-
nitor wire to piezo ignitor.
7.
Set gap between ignitor electrode and
target plate to .17" (see Figure 18).
8.
Test for spark.
Figure 17 - Removing Ignitor Mounting Screw and Ignitor
Figure 18 - Clearance between Ignitor Electrode and Target Plate
SERVICE
PROCEDURES
Continued
WARNING: Make sure heater
is disconnected from propane
supply. Heater could ignite caus-
ing severe burns.
Push piezo ignitor button and watch for
spark between ignitor electrode and
target plate.
9.
Place motor and fan guard into rear of
heater shell (see Motor, page 8, steps 9
and 10).
Figure 16 - Removing Ignitor Wire from Piezo Ignitor
Ignitor Wire
Piezo Ignitor
Underside of
Heater
Ignitor
Mounting Screw
Ignitor Electrode
Gap
Area
