Installation - Timing Chain - Jeep 2002 WJ Service Manual

WG
TIMING BELT/CHAIN AND SPROCKETS (Continued)
(12) Connect negative battery cable.
WARNING: USE EXTREME CAUTION WHEN THE
ENGINE IS OPERATING. DO NOT STAND IN A
DIRECT LINE WITH FAN. DO NOT PUT YOUR
HANDS NEAR THE PULLEYS, BELTS OR FAN. DO
NOT WEAR LOOSE CLOTHING.
(13) Start engine and inspect for leaks.
INSTALLATION - TIMING CHAIN TENSIONING
RAIL
NOTE: Carefully clean all mating surfaces with
appropriate solvents to assure that no grease or oil
is present during reassembly.
(1) Install tensioning rail on bearing pin
(2) Install timing cover (Refer to 9 - ENGINE/
VALVE TIMING/TIMING BELT / CHAIN COVER(S)
- INSTALLATION).
(3) Install oil pan bolts. Tighten M6 bolts to 9N·m
(80 lbs.in.) and M8 bolts to 20N·m (15 lbs. ft.).
(4) Install cylinder head (Refer to 9 - ENGINE/
CYLINDER HEAD - INSTALLATION).
(5) Reconnect negative battery cable.
1 - CYLINDER HEAD COVER
2 - TIMING CHAIN TEMPORARY LINK
3 - ALIGNMENT PINS
4 - TOP GUIDE RAIL
5 - CYLINDER HEAD FRONT COVER
6 - TIMING CHAIN TENSIONER SEAL
Fig. 52 TIMING CHAIN TEMPORARY LINK
WARNING: USE EXTREME CAUTION WHEN THE
ENGINE IS OPERATING. DO NOT PUT YOUR
HANDS NEAR THE PULLEYS, BELTS OR FAN. DO
NOT WEAR LOOSE CLOTHES.
(6) Start the engine and inspect for leaks.
ADJUSTMENTS

INSTALLATION - TIMING CHAIN

CAUTION: IT IS ESSENTIAL that the installation pro-
cedure is followed exactly. Failure to do so will
result in severe engine damage.
CAUTION: Cover timing case recesses to prevent
foreign material from entering engine.
(1) Connect new timing chain and old timing chain
with the assembly link, the assembly plate and the
assembly locking element, and secure (Fig. 52).
NOTE: Always keep new timing chain meshed with
camshaft sprocket.
7 - TIMING CHAIN TENSIONER
8 - VACUUM PUMP
9 - LOW PRESSURE FUEL PUMP
10 - LOW PRESSURE PUMP MOUNTING BOLTS
11 - VACUUM PUMP MOUNTING BOLTS
ENGINE 9a - 53