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SERVICE PROCEDURES
WARNING: To avoid risk of
burn and electrical shock, never
attempt to service heater while it
is plugged in, operating or hot.
UPPER SHELL REMOVAL
1. Remove screws along each side of heater using
5/16" nut-driver. These screws attach upper and
lower shells together. See Figure 11 or 12.
2. Lift upper shell off.
3. Remove fan guard.
Figure 11 - Upper Shell Removal,
40/55/70 Models Only
Figure 12 - Upper Shell Removal,
115/165 Models Only
10
Upper Shell
Fan Guard
Upper Shell
Fan Guard
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116170-01A