Complete workshop & service manual with electrical wiring diagrams for Komatsu Wheel Loader WA120-1LC, WA120-3, WA120L-3, WA120-3MC. It's the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.

This Komatsu Wheel Loader WA120-1LC, WA120-3, WA120L-3, WA120-3MC service & repair manual (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnostic & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.

FILELIST:
CEAM002302 - Wheel Loader WA120-3, WA120L-3 Operation & Maintenance Manual.pdf
CEAM007701 - Wheel Loader WA120-3MC Operation & Maintenance Manual.pdf
CEAMW16041 - Wheel Loader WA120-1LC Operation & Maintenance Manual.pdf
CEBM002002 - Wheel Loader WA120-3, WA120L-3 Shop Manual.pdf
CEBM005101 - Wheel Loader WA120-3MC avance plus Shop Manual.pdf
CEBMW16040 - Wheel Loader WA120-1LC Shop Manual.pdf
SEAM038301T - Wheel Loader WA120-3MC avance Operation & Maintenance Manual.pdf
SEBM021800 - Wheel Loader WA120L-3MC Shop Manual.pdf

EXCERPT:
TABLE OF CONTENTS
01 GENERAL . . . . . . . 01-1
10 STRUCTURE AND FUNCTION . . . . . . 10-1
20 TESTING AND ADJUSTMENT . . . . . . . 20-1
30 DISASSEMBLY AND ASSEMBLY . . . . . . 30-1
40 MAINTENANCE STANDARD . . . . . . 40-1
90 OTHER . . . . . . . 90-1
...
TORQUE CONVERTER, TRANSMISSION OIL PRESSURE TESTING AND ADJUSTING
1. Measuring pilot pressure.
1) Measurement port : 1
2) Start the engine and measure the oil pressure with the engine at high idle.
2. Measuring priority pressure.
1) Measurement port : 2
2) Start the engine and measure the oil pressure with the engine at high idle.
3. Measuring all clutch pressures.
1) Measurement port : 3
2) Start the engine and measure the oil pressure with the engine at high idle.
4. Measuring torque converter outlet port pressure.
1) Measurement port : 4
2) Start the engine and measure the oil pressure at torque converter stall.
5. Adjusting modulating time.
Turn screw (A) to make the modulating time shorter or longer.
1) TIGHTEN screw to give PATTERN 1).
2) LOOSEN screw to give PATTERN 2).
i The standard length is 6.75 mm (return fully, then screw in 4 ½ turns.
i Do not adjust excessively. After adjusting, always check that there are no abnormality in the pressure.
i Keep the range of the adjustment to within ± 1 turn.
...