TM 5-3805-280-24-2
Cooling System
25
Shaft--Specification
7. On fan drive assemblies (option codes 2303,
28
2304, 2312, 2313, and 2314), measure parts and
OD....................................................................... 25.387--25.400 mm
compare with specifications given. Replace parts
(0.9995--1.0000 in.)
not within specifications.
Hub--Specification
Bearing Housing--Specification
ID ........................................................................ 25.337--25.353 mm
ID ........................................................................ 47.538--47.558 mm
(0.9975--0.9985 in.)
(1.8165--1.8724 in.)
Bearing--Specification
OD....................................................................... 47.612--47.625 mm
(1.8745--1.8750 in.)
RG,25,JW7548
1920NOV972/4
ASSEMBLE FAN DRIVE ASSEMBLY
1. Support rear face of bearing housing and drive bearing
into housing by pressing on outer bearing shell until
bearing bottoms in housing bore.
2. Install internal snap ring into front groove of housing
bore.
3. Support shaft through rear housing bore and press fan
hub onto shaft to dimension (A).
Rear Housing Face-to-Hub Front Face (Option Code 2301 and
2303)--Specification
Distance..................................................................... 110.85--110.87 mm
(4.364--4.365 in.)
Rear Housing Face-to-Hub Front Face (Option Code 2302, 2304,
2312, 2313 and 2314)--Specification
Distance..................................................................... 106.65--106.67 mm
(4.199--4.200 in.)
A--Dimension
Continued on next page
RG,25,JW7548
1920NOV973/4
13-351
