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 TM 55-1905-223-24-17
Figure 2-20. Alternating Current Electric Motor (EF #3).
e.
Replacement of motor (refer to FIGURE 2-19):
(1)
Position the motor (1) on its mounting surface in the fan drum (7).
(2)
Install mounting bolt, nut, and washer assemblies (9). Secure bolts firmly.
(3)
Install impeller (10) onto shaft of motor (1). Tighten setscrew (11) firmly.
(4)
Connect the electrical wires to terminal box on motor.
(5)
Install screen (3) with nuts (6), washers (5), and bolts (4).
REPLACEMENT
a.
Position the fan and install mounting bolt, nut, and washer assemblies (8, FIGURE 2-19) in bulkhead
end of the fan drum (7). Secure bolts firmly.
b.
Connect wiring to conduit box (2).
c.
Operational check:
(1)
Turn electrical power ON.
(2)
Start and run fan to check operation.
(3)
Remove "Out of Service" tag from circuit.
2-86
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