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104163
OWNER’S MANUAL
FAN
1. Remove three screws that attach fan
guard to heater shell.
2. Remove motor and fan guard from
heater shell (see Figure 13).
3. Use hex wrench to loosen set screw that
holds fan to motor shaft (see Figure 14).
4. Remove fan. Be careful not to damage
the fan blade pitch.
5a. If replacing fan, remove old fan and
discard. Go to step 7 below.
5b. If cleaning fan,use soft cloth moistened
with kerosene or solvent.
6. Dry fan thoroughly.
7. Place fan onto motor shaft. Make sure
set screw contacts flat surface on mo-
tor shaft. Tighten set screw firmly (40-
50 inch-pounds).
8. Place motor and fan guard into rear of
heater shell. Make sure power cord is
properly located (see Figure 15).
9. Insert three screws through heater shell
and into fan guard. Tighten screws
firmly.
SERVICE
PROCEDURES
Continued
Figure 13 - Removing Motor and Fan Guard from Heater
Figure 14 - Setscrew Location
Setscrew
Figure 15 - Replacing Motor and Fan Guard into Heater
Continued