JAC J2 - Timing Sprocket Mechanism

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Maintenance Manual for J2 Sedan
Mechanical Part of Engine
53
IX.
Timing
sprocket mechanis
m
1. Parts
Timing sprocket mechanism diagram
1 –
Timing
chain
2
–
Movable
rail
bolt
subassembly
4.
Movable
rail
subassembly
5 –
Automatic
tensioner
bolt 5
–
Automatic
tensioner
6
–
Bolt
7 – Balance shaft front
cover
plate
8
–
Balance
shaft
chain
wheel
fastening bolt
9
–
Balance
shaft
chain
wheel
10
–
Secondary
chain
11
–
Balance shaft idler gear 12 – Secondary
tensioner
13
–
Secondary
tensioner torsion
spring
14 –
Fixed
gauge
subassembly
15 –
Fixed
gauge
bolt
subassembly
2.
Dismantlement
and
Installation
of
Timing
chain
1) Dismantlement
a)
Remove
the
water
pump
pulley
and
tensioner
fastening bolts.
■
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Tightening torque: Water pump
pulley
bolts:
7~8.2N.m
Tensioner bolts: 40~58N.m
Fig. 1.1.023
Balance
shaft gear
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