Borg Warner Transfer Box: Overhaul Reduction Hub (Page 32)
TRANSFER BOX
OVERHAUL
11
Refit
1. Clean RTV sealant from front and rear casing
mating surfaces.
CAUTION: Do not use a metal scraper as
this may damage sealing surfaces.
2. Fit reduction hub to selector fork with hub
splines towards the shorter end of shift rail.
3. Fit tube spacer to interlock spool shaft.
4. Engage selector fork cam follower to interlock
spool cam track.
5. Fit reduction hub to intermediate shaft and
engage interlock spool shaft and shift rail to
holes in rear casing.
6. Rotate interlock spool shaft to position
reduction hub and selector fork to low ratio
position, nearest rear casing half. Ensure tube
spacer is in position and selector fork cam
follower is correctly engaged to interlock spool.
7. If removed, fit 2 dowels to front casing.
8. Apply a continuous 2 mm bead of RTV sealant
to rear casing mating face. Path to be around
inside of bolt holes.
9. Fit front casing to rear casing, ensure bolt
holes and dowels are aligned before disturbing
RTV sealant.
10. Fit bolts securing front casing to rear casing
and progressively tighten to 35 Nm. (26 lbf.ft)
11. Check freedom of rotation of input shaft and
that rear output shaft rotates.
12. Fit viscous coupling assembly.
See this
section.