Jeep Cherokee 1999 Electronic Service Manual page 1448

X J
DI SASSEM BLY AN D ASSEM BLY (Cont inue d)
Fig. 129 Supporting Pump And Installing Outer Gear
Fig. 130 Pump Inner Gear Installation
CAUTION: The reaction shaft support seal rings
will break if overspread, or twisted. If new rings are
being installed, spread them only enough for instal-
lation. Also be very sure the ring ends are securely
hooked together after installation. Otherwise, the
rings will either prevent pump installation, or break
during installation.
Fig. 131 Hub Seal Ring Position
TRANSMISSION AND TRANSFER CASE
(8) In st a ll r ea ct ion sh a ft su ppor t on pu m p h ou sin g
(F ig. 132).
(9) Align r ea ct ion su ppor t on pu m p h ou sin g. Use
a lign m en t m a r ks m a de a t disa ssem bly. Or, r ot a t e
su ppor t u n t il bolt h oles in su ppor t a n d pu m p h ou sin g
a r e a ll a lign ed (h oles a r e offset for on e-wa y fit ).
Fig. 132 Assembling Reaction Shaft Support And
Pump Housing
(10) In st a ll a ll bolt s t h a t a t t a ch su ppor t t o pu m p
h ou sin g. Th en t igh t en bolt s fin ger t igh t .
(11) Tigh t en su ppor t -t o-pu m p bolt s t o r equ ir ed
t or qu e a s follows:
(a ) Rever se pu m p a ssem bly a n d in st a ll it in
t r a n sm ission ca se. P osit ion pu m p so bolt s a r e fa c-
in g ou t a n d a r e a ccessible.
(b) Secu r e pu m p a ssem bly in ca se wit h 2 or 3
bolt s, or wit h pilot st u ds.
(c) Tigh t en su ppor t -t o-pu m p bolt s t o 20 N·m (15
ft . lbs.).
(d) Rem ove pu m p a ssem bly fr om t r a n sm ission
ca se.
(12) In st a ll n ew oil sea l in pu m p wit h Specia l Tool
C-4193 a n d Tool H a n dle C-4171 (F ig. 133). Be su r e
sea l lip fa ces in wa r d.
(13) In st a ll n ew sea l r in g a r ou n d pu m p h ou sin g.
Be su r e sea l is pr oper ly sea t ed in gr oove.
(14) Lu br ica t e lip of pu m p oil sea l a n d O-r in g sea l
wit h t r a n sm ission flu id.
Fig. 133 Pump Oil Seal Installation
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