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103908-01E8
SPARK TRANSFORMER
1. Remove base tray.
2. Locate and disconnect white, black, and
orange wires from spark transformer.
3. Remove two screws holding spark trans
-
former to base. Remove sheet metal nuts on
transformer and install on new transformer.
Discard spark transformer.
4. Install new spark transformer. Position new
spark transformer in same manner as old
transformer.
5. Connect white, black, and orange wires to new
spark transformer. Connect wires to correct
terminals as noted in step 2.
6. Replace base tray.
WARNING: Make sure heater
is disconnected from propane
supply. Heater could ignite caus-
ing severe burns.
Plug into extension cord and watch for spark
between ignitor electrode and target plate.
9. Place motor, motor mount, and fan guard
into rear of heater shell (see
Motor, steps 14
through 18, page 7).
SERVICE PROCEDURES
Continued
IGNITOR
1. Remove motor, motor mount, and fan guard
(see Motor, page 6, steps 1 through 6) .
2. Remove orange ignitor wire from ignitor.
3. Remove ignitor mounting screw from rear
head using nut-driver or standard screwdriver
(see Figure 11).
4. Remove ignitor from rear head.
5. Install new ignitor. Attach ignitor to rear head
with ignitor mounting screw.
6. Attach ignitor wire.
7. Check gap between ignitor electrode and
target plate to 0.13"/0.15" (3.3/3.8 mm) (see
Figure 12).
8. Test for spark.
Figure 10 - Removing Ignitor Wire from
Spark Transformer
Ignitor
Wire
Spark
Transformer
Ignitor
Ignitor
Mounting
Screw
Figure 11 - Removing Ignitor Mounting
Screw and Ignitor
Rear
Head
Figure 12 - Clearance between Ignitor
Electrode and Target Plate
Burner Nozzle
Gap
Area
Ignitor
Electrode