TM-9-2815-205-34
ENGINE WITH CONTAINER; MODELS 5063-5299, 5063-5392, 5063-5393, 5063-5395, 5063-5398, 5063-539F, 5063-539L
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
AUGUST 1992
TM-9-2815-205-34 - Page 492 of 596
TM 9-2815-205-34
4-4. ENGINE TUNE-UP
This task covers: a. Exhaust Valve Clearance Adjustment (Hot or Cold Engine)
b. Fuel Injector Timing Adjustment
c. Governor Gap Adjustment
d. Injector Control Tube Adjustment
e. Throttle Delay Adjustment
f. Starting Aid Screw Adjustment
g. Maximum No-Load Speed Adjustment
h. Idle Speed Adjustment
i. Buffer Screw Adjustment
INITIAL SETUP
MODELS
All
TOOLS AND SPECIAL TOOLS
Tool kit, general mechanics (App B, Item 107 )
Gage, injector timing (App B, Item 41 ) (models
5063-5299, 5063-5395, 5063-5398, and
5063-539F )
Gage, injector timing (App B, Item 42 ) (models
5063-5392, 5063-5393 and 5063-539L )
Shield, turbocharger inlet App B, Item 91 )
Gage, throttle delay (App B, Item 48 )
Gage, starting aid screw 0.345 (App B, Item 45 )
(models 5063-5392, 5063-5393 and
Para
Description
5063-539L)
Gage, starting aid screw 0.395 (App B, Item 46 )
(models 5063-5395, 5063-5398, and
5063-539F)
TOOLS AND SPECIAL TOOLS (Cont)
Governor cover, cut-away (App D, Item 8 )
Wrench, retaining nut (App B, Item 115)
EQUIPMENT CONDITION
4-2
3-20
3-21
3-22
Prepare engine for start-up
Rocker arm covers removed (models
5063-5299 and 5063-5398)
Rocker arm covers removed (models
5063-5392, 5063-5393, 5063-539F and
5063-539L)
Rocker arm covers removed (model
5063-5395)
PERSONNEL REQUIRED: 2
a. Exhaust Valve Clearance Adjustment (Hot or Cold Engine)
(1)
(2)
(3)
Place speed control lever (1) in idle speed position and secure stop lever (2) in stop position.
CAUTION
Do not rotate crankshaft in counterclockwise direction using crankshaft bolt.
Crankshaft bolt can loosen and serious engine damage may result if crankshaft bolt is
not securely tightened to crankshaft.
Using crankshaft end bolt, rotate crankshaft clockwise until injector follower (3) is fully
depressed on cylinder to be adjusted.
Hold push rod (4) in position and loosen push rod locknut (5).
NOT E
Normal engine coolant operating temperature (hot engine) is 160-185°F (71.1-85. 0°C).
Normal ambient temperature (cold engine) is 100°F (38°C) or less.
(4) Place 0.026 inch (0.660 mm) thickness gage (cold engine) or 0.024 inch (0.610 mm) thickness
gage (hot engine) between end of one exhaust valve stem (6) and rocker arm bridge (7).
4- 8
Change 1
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