TM5-6115-593-34
NAVFAC P-8-631-34
TO-35C2-3-463-2
(67 and 68) and nuts (67) and remove
bearing (71) with fan hub.
(9)
Separate fan hub from bearing (71).
c.
Replacement.
(1)
Install fan hub on bearing (71).
(2)
Install bearing (71) on fan mount frame
(87) with bolts (66), washers (67 and 68)
and nuts (69),
(3)
Install fan blades on fan hub using bolts
(77) and washers (78).
(4)
Install fan guard (76) and secure with
bolts (72), washers (73 and 74), and nuts
(75).
(5)
Install key on bearing shaft (70) and slide
fan sheaves (60) onto shaft.
(6)
Install fan belts (59) on fan sheave (60)
and motor pulley (61).
(7)
Adjust fan motor mount (65) adjusting
screw to provide about 1/2 inch belt play.
Tighten adjusting screw.
(8)
Install belt guard (58) using screws (55),
nuts (57), and washers (56).
(9)
Reconnect leads to fan motor (59).
7-7.
RADIATOR REPLACEMENT, Code B. Remove
and replace radiator as follows:
a.
Removal.
(1)
If generator set has a housing kit
installed, remove panels and shutter
assembly in accordance with Chapter 15,
(see figure 7-3).
(2)
Drain coolant from radiator, remove
clamps (22, 29, 32, 6, 7 and 13) and
disconnect hoses (25, 33, 12, 8 and 16).
(3)
Turn off all power and tag and
disconnect electrical leads to fan motor
(76).
(4)
Remove fan guard (68, figure 7-3) by
removing hardware (69, 70, and 71).
(5)
With hoist attached by fan motor (76)
taut, remove bolts, nuts and washers (47
thru 50) from top portion of support leg
(72).
(6)
Carefully slide fan motor and fan blade
out of unit.
(7)
Remove fan by taking out key (13, figure
7-4) out of keyway on shaft (31).
(8)
Remove motor stool (74) by removing
screws (66) and nuts (67).
(9)
Remove cross beam (73) by removing
hardware securing it to support legs (72).
(10)
Remove two support legs (72) by
removing screws (47), washers (48 and
49), and nuts (50).
WARNING
The following steps involve removing parts
that support the radiator and secure it to the
skid base. For safety, attach a taut hoist line
to radiator before proceeding to prevent
accidental tipping over of radiator when the
radiator becomes free standing.
(11)
Remove two support tubes (41) by
removing screws (38), washers (39) and
nuts(40).
(12)
Remove fan cowl (65) by removing
screws (42), washers (43) and nuts (44).
Brackets (45 and 78) will also be
removed as they are secured with the
same hardware.
(13)
Remove screws (47), washers (48 and
49) and nuts (50) that secure radiator to
skid base.
7-7
