Service Procedures - Desa BLP155AT Owner's Manual

SERVICE
PROCEDURES
Motor
1. Access ground screw
through underside of
heater base. Remove
ground screw. Disconnect
the green motor wire and
the green power cord wire
from underside of shell
(see Figure 6).
2. Remove black and white
motor wires from terminal
board (see Figure 6).
3. Remove two wire guard
screws. Remove wire
guard.
4. Set heater on its base.
Remove three screws that
attach fan guard to heater
shell (see Figure 7).
5. Remove motor and fan
guard from heater shell.
Carefully pull the green,
black, and white motor
wires from hole in shell
(see Figure 7).
6. Use pliers to remove the
fan nut from front of
motor shaft (see Figure 8).
7. Remove fan. Be careful
not to damage the fan
blade pitch.
8. Use nut driver to remove
three nuts that attach fan
guard to motor. Remove
fan guard from motor (see
Figure 9).
9. Discard old motor.
Continued
100585
Never service heater while it is plugged in, connected to
propane supply, operating, or hot. Severe burns and elec-
trical shock can occur.
Ground Screw
Figure 6 - Location of Ground Screw and Wire Guard
Hole in Shell
for Wires
Figure 7 - Removing Motor and Fan Guard from Heater
Figure 8 - Removing Fan Nut from
Motor Shaft
!
WARNING
Terminal Board
Fan Guard Screw
Fan
Nut
Motor Wires
Figure 9 - Removing or Attaching
Fan Guard from Motor
Wire Guard Screws
Wire Guard
Underside of Heater Base
Fan Guard
11