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Komatsu 830E-AC User Manual

Komatsu 830E-AC
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C4-8 Power Train C04034
9. Rotate the crankshaft one full revolution and lis-
ten for any unusual noise caused by moving
components contacting stationary parts.
10. Install engine sidecover, if removed. Install lock-
wire on all alternator mounting cap screws.
11. Remove barring tool and install access covers
on flywheel housing.
12. Reinstall fan belt. Refer to engine manufac-
turer’s Operation and maintenance Manual.
ENGINE
Removal
Refer to instructions in previous sections for removal
instructions for the Power Module, alternator, and
radiator assembly.
The engine weighs approximately 9616 kg
(21,200 lbs) wet. Ensure lifting devices are capa-
ble of handling the load safely.
1. Disconnect any remaining wiring or hoses
between the engine and subframe.
2. Remove cap screws and lockwashers (5, Fig-
ure 4-7) securing front engine mount to sub-
frame.
3. Attach spreader bar with lifting straps at front lift
hooks and rear lift hooks (6) on engine.
Remove cap screws and lockwashers (2) at
rear engine mount securing engine to cradle
structure (1).
Always use a spreader bar to ensure lift straps
are vertical at each lift hook.
4. Lift engine from subframe and move to clean
work area for further disassembly.

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Komatsu 830E-AC Specifications

General IconGeneral
BrandKomatsu
Model830E-AC
CategoryTrucks
LanguageEnglish

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