TM5-6115-593-34
NAVFAC P-8-631-34
TO-35C2-3-463-2
(2)
Inspect if insulation is dry, brittle or
faded. Revarnish as necessary.
(3)
Check bearings for visible signs of
damage, excessive wear, or
discoloration. Replace as necessary.
d.
Repair. Repair of the fan motor consists of
replacing broken, worn or defective
components found during inspection and drying
or revarnishing of windings if required as a
result of the megger test.
e.
Reassembly. Reassemble motor as follows
(see figure 7-4).
(1)
Install rear bracket (15) and secure with
screws (14).
(2)
Install slinger (18) and bearing (19) and
secure with screws (20).
(3)
Install stator (23) and rotor (24) in body
assy (25).
(4)
Install shaft (31) by sliding drive end into
bearing (19).
(5)
Install bearing (29) and spring (30) in
front bracket (32).
(6)
Install bearing cap (28) onto front
bracket (32) and secure with screws (27).
(7)
Install front bracket by sliding onto shaft
(31).
(8)
Install couplings (8 and 11)
and nipples (9 and 12).
(9)
Install fan (26) onto shaft (31).
(10)
Install fan cover (17) and secure with
screws (16).
(11)
Install plugs (7 and 10).
(12)
Install mounting half (1) and gaskets (3
and 6) and secure with screws (2 and 5).
(13)
Install key (13) by placing on shaft (31).
f.
Replacement. Replace fan motor (76, figure 7-
3) as described in paragraph 7-7, b., steps (8)
to (13).
7-10. FAN REPLACEMENT, CODE B. Remove and
replace fan, referring to figure 7-3 as follows:
a.
Removal. Remove fan (77) as described in
paragraph 7-7, a., steps (3) to (7).
b.
Inspection.
(1)
Inspect fan (77) for bent or deformed
blades.
(2)
Inspect tightness of attaching bolt and
washer for each fan blade.
(3)
Inspect fan hub bearing for visible signs
of damage, wear or deterioration.
c.
Replacement. Replace fan (77) as described
in paragraph 7-7, b., steps (8) to (12).
7-12
