Complete factory shop manual including electrical wiring diagrams for Komatsu WA450-3LL Log Loader. It's the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page to save your precious time.

This 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.

"Shop Manual (SEBM009904).pdf"
789 pages: Komatsu WA450-3LL Log Loader Shop Manual
SERIAL NUMBERS: 50305 and UP

EXCERPT:
CONTENTS
01 GENERAL
10 STRUCTURE AND FUNCTION
20 TESTING AND ADJUSTING
30 DISASSEMBLY AND ASSEMBLY
40 MAINTENANCE STANDARD
90 OTHERS
...
DISASSEMBLY AND ASSEMBLY WORK EQUIPMENT, PPC, BRAKE COOLING PUMP
REMOVAL OF WORK EQUIPMENT, PPC, BRAKE COOLING PUMP ASSEMBLY
¤Stop the machine on level ground and install the safety bar on the frame. Lower the fork to the ground and stop the engine. Then apply the parking brake and put blocks under the wheels to prevent the machine from moving.
¤Release the remaining pressure in the piping.
For details, see REMOVAL OF RADIATOR ASSEMBLY.
• Remove plugs (1) and (2) at the top of the hydraulic tank filter, and prevent the oil inside the tank from flowing out.
¤Operate the fork control lever at least 40 times TILT ↔ HOLD to release the pressure inside the accumulator.
¤Depress the brake pedal at least 17 times to release the pressure inside the brake accumulator.
¤When releasing the refrigerant from the air conditioner, carry out the oil return operation, then use a gauge manifold and release the refrigerant slowly from the core of the compressor high-pressure and low-pressure valves.
1. Covers
Remove covers (3) at bottom of floor.
2. Ladders
Remove left and right ladders (3-1).
4 Ladder rail (right): 64.5 kg
4 Ladder rail (left): 59.5 kg
...