1. Remove the pilot assembly mounting screw.
2. Pull up on the pilot shield, exposing the pilot bracket,
pilot orifice, and thermocouple.
3. Clean the pilot assembly.
4. Remove the pilot orifice from its bracket. Hold the
orifice up to light. If plugged, blow out with air, or
repalce.
FIG. 11
1. Remove the two (2) sheet metal screws holding the
switch with bracket to blower housing.
2. Turn the switch assembly 90° so the paddle on the
switch arm can be pulled through the oblong hole on
side of fan housing.
3. The replacement switch will be pre-assembled to its
mounting bracket.
IMPORTANT
Do not bend the switch arm when installing the
replacement switch. Bending the switch arm may create
ignition problems later.
FIG. 10
SWITCH W/PADDLE
LEADS
OBLONG HOLE
NUTS
PADDLE
HOUSING SIDE P
ANEL
PILOT LIGHT ASSEMBLY
15
AIR PROVING SWITCH WITH PADDLE
BURNER CASTING
SHIELD
BRACKET
SCREW
ORIFICE
TUBE WITH NUTS
THERMOCOUPLE
