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Page Title:
TIMING CHAIN AND SPROCKET MAINTENANCE. |
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 TM5-4210-224-14&P
6-12.
TIMING CHAIN AND SPROCKET MAINTENANCE.
This task covers:
a. Repair
c. Installation
b. Inspection
d. Adjustment
Equipment Condition
INITIAL SETUP
:
Para.
Condition Description
Tools
Front Cover Removed
General Mechanics Tool Kit
Dial Indicator (J-8001)
General Safety Instructions
Engine OFF
Materials/Parts
Transmission in (N) neutral.
Timing Chain
(14022647)
Parking brake and micro-brakelock set
Sprocket (14022646)
Batteries disconnected.
REMOVAL
a. Align timing marks (1).
b. Remove bolt (2) and washer (3) attaching
camshaft gear (4).
c. Remove bolts (5) and remove injection pump
gear (6).
d. Remove camshaft sprocket (7) and timing chain
(8).
e. Remove crankshaft sprocket (9).
INSPECTION
a. Measure the timing chain free play by mounting
a dial indicator to the front of the block.
b. Position the dial indicator so that the plunger
contacts the timing chain between the two
6-16
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