Loader Bobcat 773. Manual — part 85
FAN GEARBOX (Cont’d)
Disassembly (Cont’d)
Press the bearing, shims and gear from the shaft [A].
Remove the key from the shaft [B].
Revised Jan. 99
A
P–03001
773 BICS Loader
–7–19–
Service Manual
B
P–02972
FAN GEARBOX (Cont’d)
Assembly
NOTE: See Note Page 7–15 when ordering parts for
the Fan Gearbox.
NOTE: Do not install the seals and cap in the
housing until after the backlash has been
checked.
NOTE: Use care when pressing the bearings into the
aluminum housing. The housing can be
damaged if too much pressure is used.
NOTE: For procedures requiring the use of LOCTITE
#518 adhesive, thoroughly clean and dry
affected parts before the application of
LOCTITE #518.
Long Housing
Press a bearing on the short keyed end of the long shaft
[A].
Install the long housing on the shaft [B].
Be sure the bearing is seated in the bore at the lower end
of the housing.
Install a bearing on the long keyed end of the shaft [C].
Support the lower bearing and press the other bearing in
the housing until the bearings seat in the housing [C].
Install on the bearing, the same number and size shims
that were removed during disassembly [D].
Revised Jan. 99
A
P–02961
C
P–02962
D
P–02963
–7–20–
773 BICS Loader
Service Manual
B
P–02960
FAN GEARBOX (Cont’d)
Assembly (Cont’d)
Install the small snap ring in the groove above the shims
[A].
Install the gear key in the flange end of the shaft [B].
Align the key and gear. While supporting the bearing on
the other end, press the gear on the shaft until it seats
against the bearing [C].
Install the washer (Item 1) [D].
Put liquid adhesive (LOCTITE #242) on the screw
threads. Install and tighten the screw [D].
Revised Jan. 99
A
P–02964
C
P–02967
D
P–02966
1
773 BICS Loader
–7–21–
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B
P–02965
FAN GEARBOX (Cont’d)
Assembly (Cont’d)
Short Housing
Install a bearing in the flanged end of the housing [A].
Install the large shims on the bearing (flanged end) [B]
Install the large snap ring in the groove above the shims
[C].
Install the short key (Item 1) [D].
Align and press the gear on the shaft (teeth toward the
tapered end of the shaft) [D].
Revised Jan. 99
A
P–02968
C
P–02970
D
P–02971
1
–7–22–
773 BICS Loader
Service Manual
B
P–02969
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