High Voltage Ignition Cable
1. Remove the control box cover.
2. Disconnect the igniion cable from ignition
module.
3. Loosen the water tight connector nut. See Fig.
36. Pull the ignition lead through this connection.
4. Disconnect the high voltage ignition cable from
the ignitor. See Fig. 36.
5. Remove the connector nut from the ignition
cable. This nut will be used on the replacement
ignition cable.
6. Ensure cable is positioned away from the venturi
tube and its boot is covering the ignitor terminal.
FIG. 36
B
LOOSEN NUT
A
DISCONNECT
IGNITOR LEAD FROM
CONTROL BOX
Igniter
A. Replacement
1. Disconnect the ignition cable from the ignitor.
Remove ignitor mounting screws. See Fig. 37.
FIG. 37
Ignition
Cable
Nuts
2. Remove the igniter from the heater. Clean the
ignitor rod with steel wool or emery cloth.
3. The rod and its insulating ceramic body must
I-17 / I-40 Manual and Spark Ignition
be rigid within its mounting bracket. If either are ca-
pable of movement, the igniter will not be properly
positioned to the combustion cone. The igniter
must then be replaced.
B. Adjusting Gap
Gap may need to be adjusted if spark is weak or
non-existent after the ignitor has been either cleaned
or replaced. Refer to the following instructions.
a. Ensure the three burner plate nuts are snuggly
tightened. See Fig 38.
b. To properly check gap, insert gapping tool part
# 23967 at opening between inner and outer
combustion cone tips. Position the thickest section
of tool between ignitor tip and inner cone. Adjust
gap if needed. See Fig. 38, shown without outer
cone for clarity.
FIG. 38
C
DISCONNECT FROM
IGNITOR LEAD
c. If necessary, adjust the gap:
-- Loosen igniter mounting screws.
-- Reposition the igniter until the gap is within the
d. Tighten the igniter mounting screws, and remove
gauge.
Ignitor
Mounting
Owner's Manual • I-17 / I-40
proper tolerances.
41
Tool
.175