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105522
8
UPPER SHELL REMOVAL
1. Remove screws and lock washers along each side of heater
using 5/16" nut-driver. These screws attach upper and lower
shells together.
2. Lift upper shell off.
3. Remove fan guard.
SERVICE PROCEDURES
WARNING: Never service heater while it is plugged
in, operating, or hot. Severe burns and electrical
shock can occur.
Upper Shell
Fan
Guard
Figure 7 - Upper Shell
Removal, BY35CEH and
BY70CEH Models
Figure 8 - Upper Shell
Removal, BY100CEH and
BY150CEH Models
Fan
Guard
Upper
Shell
Figure 9 - Fuel Filter Removal, BY35CEH and BY70CEH Models
Fuel Filter
Side Cover
Fuel Line
Fuel Filter, Bushing,
and Lower Fuel Line
Upper
Fuel Line
Side Cover
Figure 10 - Fuel Filter Removal, BY100CEH and BY150CEH
Models
FUEL FILTER
(BY35CEH and BY70CEH Models)
1. Remove side cover screws using 5/16" nut-driver.
2. Remove side cover.
3. Pull rubber fuel line off fuel filter neck.
4. Carefully pry bushing and fuel filter out of fuel tank.
5. Wash fuel filter with clean fuel and replace in tank.
6. Attach rubber fuel line to fuel filter neck.
7. Replace side cover.
FUEL FILTER
(BY100CEH and BY150CEH Models)
1. Remove side cover screws using 5/16" nut-driver.
2. Remove side cover.
3. Pull upper fuel line off fuel filter neck.
4. Carefully pry bushing, lower fuel line, and fuel filter out of
fuel tank.
5. Wash fuel filter with clean fuel and replace in tank.
6. Attach upper fuel line to fuel filter neck.
7. Replace side cover.
SERVICE PROCEDURES