Desa BLP35E - Manual (Page 13)

11
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Ignitor
1. Remove motor and fan
guard from heater (see
Motor and Fan, page 10,
steps 1 and 2).
2. Remove black ignitor wire
from piezo ignitor. Access
ignitor wire through
underside of heater base
(see Figure 11). Push wire
up through bushing in
heater shell.
3. Remove ignitor mounting
screw from rear head using
nut-driver or standard
screwdriver (see Figure 12).
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 bushing in
heater shell. Attach ignitor
wire to piezo ignitor.
7. Set gap between ignitor
electrode and target plate
to 4.3 mm (see Figure 13).
8. Test for spark.
WARNING: Make sure
heater is disconnected
from propane supply.
Heater could ignite
causing 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 and Fan, page
10, steps 9 and 10).
Rear
Head
Figure 12 - Removing Ignitor Mounting Screw and Ignitor
Ignitor Wire
Bushing
Piezo Ignitor
Underside of
Heater Base
Ignitor
Ignitor
Mounting
Screw
Target
Plate
Gap
Area
Ignitor
Electrode
Figure 11 - Removing Ignitor Wire from Piezo Ignitor
Figure 13 - Clearance between Ignitor Electrode and Target Plate