Disassembling And Inspecting Gear Case, Timing Gear And Camshaft - Mitsubishi Heavy Industries SL Series Service Manual

DISASSEMBLY OF BASIC ENGINE

3. Disassembling and inspecting gear case, timing gear and camshaft

Ball bearing wear, noise
Wear, damage of each gear
Replace
4
3

Disassembling and inspecting gear case, timing gear and camshaft

Disassembling sequence
1 Tappet
2 PTO gear
3 Crankshaft pulley
4 Timing gear case
5 Idler gear
6 Camshaft gear
5-8
Cam lobe wear, damage
5
9
12
6
Cracks, Damage, Distortion
Crankshaft pulley groove wear, damage
7 Thrust plate
8 Camshaft
(Remove parts 6 to 8 as a unit)
9 Fuel injection
pump camshaft gear
10 Ball bearing
Wear on tappet contact face with cam
Replace
13
11
10
8
7
Speedometer driven gear damage
Cam lobe wear, Bent shaft
2
11 Fuel injection pump camshaft
12 Oil pump
13 Front plate
1
(Remove parts 9 to 11 as a unit)