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TM 55-1905-223-24-17
(2) Remove blower wheel (2) from straight shaft (8).
(3) Remove fan sheave (9) and machine key (11) from straight shaft (8).
(4) Using drift pin, remove fan sheave bushing (10) from fan sheave (9).
(5) Remove straight shaft (8) and the two flanged bearings (7).
(6) Install new flanged bearings (7) and straight shaft (8).
(7) Install new fan sheave bushing (10) in fan sheave (9).
(8) Install machine key (11) and fan sheave (9) on straight shaft (8).
(9) Install blower wheel (2) on straight shaft (8).
(10) Install inlet cone (3) on housing (6).
e. Install and adjust V-belt (13) (paragraph 2-31).
f.
Install inlet flange (4), outlet flange (5) and ventilating fan (1) (paragraph 2-31).
g. Operational check:
(1) Turn electrical power ON.
(2) Start and run fan to check operation.
(3) Remove "Out of Service" tag from circuit.
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