Jeep Cherokee 1999 Electronic Service Manual page 1057

9 - 40 2.5L ENGINE
REM OVAL AN D I N STALLAT I ON (Cont inue d)
(12) Relea se t h e t im in g ch a in t en sion er by m ovin g
t h e lever t o t h e u n lock posit ion (F ig. 48).
(13) In st a ll t h e t im in g ca se cover wit h a r epla ce-
m en t oil sea l (F ig. 49). Refer t o Tim in g Ca se Cover
In st a lla t ion .
(14) In st a ll t h e vibr a t ion da m per.
Fig. 48 Loading Timing Chain Tensioner
Fig. 49 Timing Case Cover
(15) In st a ll t h e h ydr a u lic va lve t a ppet s.
(16) In st a ll t h e pu sh r ods.
(17) In st a ll t h e r ocker a r m s, br idges a n d pivot s.
(18) In st a ll t h e en gin e cylin der h ea d cover.
(19) P osit ion t h e oil pu m p gea r. Refer t o Dist r ibu -
t or in t h e Com pon en t Rem ova l/In st a lla t ion sect ion of
Gr ou p 8D, Ign it ion Syst em s.
(20) In st a ll t h e dist r ibu t or a n d ign it ion wir es.
Refer t o Dist r ibu t or in t h e Com pon en t Rem ova l/In -
st a lla t ion sect ion of Gr ou p 8D, Ign it ion Syst em s.
(21) In st a ll t h e r a dia t or or r a dia t or a n d con den ser,
if equ ipped wit h A/C.
(22) F ill t h e coolin g syst em .
(23) Con n ect n ega t ive ca ble t o ba t t er y.
CAMSHAFT PIN REPLACEMENT
REMOVAL
WARNING: DO NOT
DRAIN COCK WITH THE SYSTEM HOT AND PRES-
SURIZED BECAUSE SERIOUS BURNS FROM COOL-
ANT CAN OCCUR.
(1) Discon n ect n ega t ive ca ble fr om ba t t er y.
(2) Dr a in t h e r a dia t or. DO NOT wa st e r eu sa ble
coola n t . Dr a in t h e coola n t in t o a clea n con t a in er.
(3) Rem ove t h e fa n a n d sh r ou d.
(4) Discon n ect t h e r a dia t or over flow t u be, r a dia t or
h oses, a u t om a t ic t r a n sm ission flu id cooler pipes (if
equ ipped).
(5) Rem ove t h e r a dia t or.
(6) If equ ipped wit h a ir con dit ion in g:
CAUTION: DO NOT loosen or disconnect any air
conditioner system fittings. Move the condenser
and receiver/drier aside as a complete assembly.
(a ) Rem ove t h e A/C com pr essor ser pen t in e dr ive
belt idler pu lley.
(b) Discon n ect a n d r em ove t h e gen er a t or.
(c) Rem ove t h e A/C con den ser a t t a ch in g bolt s
a n d m ove t h e con den ser a n d r eceiver /dr ier a ssem -
bly u p a n d ou t of t h e wa y.
(7) Rem ove t h e ser pen t in e dr ive belt .
(8) Rem ove t h e cr a n ksh a ft vibr a t ion da m per.
(9) Rem ove t h e t im in g ca se cover. Clea n t h e ga sket
m a t er ia l fr om t h e cover.
(10) Rot a t e cr a n ksh a ft
spr ocket t im in g m a r k is closest t o a n d on t h e cen t er
lin e wit h t h e ca m sh a ft spr ocket t im in g m a r k (F ig. 50).
Fig. 50 Timing Chain Alignment
(11) Rem ove ca m sh a ft spr ocket r et a in in g bolt .
(12) Rem ove t h e cr a n ksh a ft oil slin ger.
LOOSEN THE RADIATOR
u n t il t h e cr a n ksh a ft
X J