Komatsu PC15MR-1 Excavator Service Manual

Komatsu PC15MR-1 Excavator Service Manual

$32.00

Service Repair Manual of 261 Pages for Komatsu Excavator PC15MR-1

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Description

Komatsu PC15MR-1 Excavator Service Manual

Manual for Komatsu Excavator PC15MR-1
Language: English
Publication: SEBM019002

The Komatsu PC15MR-1 Service Manual consist of 261 Pages

The Manual is divided into major sections covering various components of the machine.

Table of Content of the Komatsu Excavator PC15MR-1 Manual:

01 GENERAL ……………………………………………………………………………………………… 01-1
10 STRUCTURE AND FUNCTION ………………………………………………….. 10-1
20 TESTING AND ADJUSTING ………………………………………………………. 20-1
30 DISASSEMBLY AND ASSEMBLY …………………………………………….. 30-1
40 MAINTENANCE STANDARD ……………………………………………………… 40-1
90 OTHERS ………………………………………………………………………………………………… 90-1

GENERAL
This section lists the general machine dimensions, performance specifications, component weights, and fuel, coolant and lubricant specification charts.

STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
This section explains the structure and function of each component. It serves not only to give an understanding of the structure, but also serves as reference material for troubleshooting.


TESTING, ADJUSTING AND TROUBLESHOOTING
This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating Problems to Causes are also mention in this section.


DISASSEMBLY AND ASSEMBLY
KOMATSU Excavator PC15MR-1

This section explains the order to be followed when removing, installing, disassembling or assembling each component, as well as precautions to be taken for these operations.

ADJUSTING VALVE CLEARANCE PC15MR-1

 

Komatsu Pc15mr-1 Excavator Service ManualADJUSTING VALVE CLEARANCE
1. Remove air cleaner (1), then remove the cylinder head cover.
– Remove air cleaner bracket.

2. Remove cap (2) of the flywheel housing.

3. Rotate the crankshaft in the normal direction to align the No. 1 line b on the flywheel with line a on the housing. When rotating, check the movement of the valves of the No. 1 cylinder (flywheel end).
– Cylinder No. 1 is the cylinder at the flywheel end of the engine.
– When the crankshaft is rotated, the valves of the cylinder at top dead center do not move.
If the valves are moving, rotate the crankshaft one more turn and align the lines.
– Rotate the crankshaft 240 each time and adjust the valve clearance of each cylinder according to the firing order.
• Firing order : 1 3 2
– There is a line on the flywheel for the top dead center of each cylinder.

4. To adjust the valve clearance, loosen locknut (6), then insert feeler gauge E between rocker lever (3) and valve stem (4), and turn adjustment screw (5) until the clearance is a sliding fit. Then tighten locknut (6) to hold the adjustment screw in position.

9 Locknut : 25.5 2.9 Nm {2.6 0.3 kgm} – After tightening the locknut, check the clearance again.

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