Jeep Cherokee 1999 Electronic Service Manual page 1060

X J
REM OVAL AN D I N STALLAT I ON (Cont inue d)
Fig. 55 Removing Upper Inserts
m m (0.125 in ) t h ick. DO NOT a pply Mopa r
Ma ker, or equ iva len t t o t h e lip of t h e sea l.
(7) In st a ll t h e r ea r m a in bea r in g ca p. DO NOT
st r ike t h e ca p m or e t h a n t wice for pr oper en ga ge-
m en t .
(8) Tigh t en t h e bolt s of ca ps 1, 3, 4 a n d 5 t o 54
N·m (40 ft . lbs.) t or qu e. Now t igh t en t h ese bolt s t o 95
N·m (70 ft . lbs.) t or qu e. F in a lly, t igh t en t h ese bolt s t o
108 N·m (80 ft . lbs.) t or qu e.
(9) P u sh t h e cr a n ksh a ft for wa r d a n d ba ckwa r d.
Loa d t h e cr a n ksh a ft fr on t or r ea r a n d t igh t en ca p
bolt No.2 t o 54 N·m (40 ft . lbs.) t or qu e. Th en t igh t en
t o 95 N·m (70 ft . lbs.) t or qu e a n d fin a lly t igh t en t o
108 N·m (80 ft . lbs.) t or qu e.
(10) Rot a t e t h e cr a n ksh a ft a ft er t igh t en in g ea ch
m a in bea r in g ca p t o en su r e t h e cr a n ksh a ft r ot a t es
fr eely.
(11) Ch eck cr a n ksh a ft en d pla y. Cr a n ksh a ft en d
pla y is con t r olled by t h e t h r u st bea r in g wh ich is
fla n ge a n d in st a lled a t t h e No.2 m a in bea r in g posi-
t ion .
(a ) At t a ch a m a gn et ic ba se dia l in dica t or t o t h e
cylin der block a t eit h er t h e fr on t or r ea r of t h e
en gin e.
(b) P osit ion t h e dia l in dica t or r od so t h a t it is
pa r a llel t o t h e cen t er lin e of t h e cr a n ksh a ft .
(c) P r y t h e cr a n ksh a ft for wa r d, posit ion t h e dia l
in dica t or t o zer o.
(d) P r y t h e cr a n ksh a ft for wa r d a n d ba ckwa r d.
Not e t h e dia l in dica t or r ea din gs. E n d pla y is t h e
differ en ce bet ween t h e h igh a n d low m ea su r em en t s
(F ig. 57). Cor r ect en d pla y is 0.038-0.165 m m
(0.0015-0.0065 in ch ). Th e desir ed specifica t ion s a r e
0.051-0.064 m m (0.002-0.0025 in ch ).
(e) If en d pla y is n ot wit h in specifica t ion , in spect
cr a n ksh a ft t h r u st fa ces for wea r. If n o wea r is
a ppa r en t , r epla ce t h e t h r u st bea r in g a n d m ea su r e
en d pla y. If en d pla y is st ill n ot wit h in specifica -
t ion , r epla ce t h e cr a n ksh a ft .
(12) If t h e cr a n ksh a ft wa s r em oved, in st a ll t h e
cr a n ksh a ft in t o t h e cylin der block (r efer t o Cylin der
Ga sket
Block - Assem ble).
(13) In st a ll t h e oil pa n .
(14) In st a ll t h e dr a in plu g. Tigh t en t h e plu g t o 34
N·m (25 ft . lbs.) t or qu e.
(15) In st a ll n ew r ea r m a in sea l. Refer t o Rea r Ma in
Sea l in t h is sect ion .
(16) Lower t h e veh icle.
(17) In st a ll t h e spa r k plu gs. Tigh t en t h e plu gs t o
37 N·m (27 ft . lbs.) t or qu e.
(18) F ill t h e oil pa n wit h en gin e oil t o t h e sa fe
m a r k on t h e dipst ick level.
(19) Con n ect n ega t ive ca ble t o ba t t er y.
2.5L ENGINE 9 - 43