Komatsu Forklift AX50/BX50 Series Service Manual

Komatsu Forklift AX50 and BX50 Series — Technical Documentation

• Covers 2006 Komatsu Forklift AX50 and BX50 Series, including 1.0–3.5 ton capacity variants with Nissan K15/K21/K25 gasoline and Komatsu 4D92E/4D94LE/4D98E diesel engines
• Official Komatsu publication reference BEB16E1-07, published September 2006
• Features 12 detailed chapters including testing, adjustment, and removal and installation sequences for major power line and axle components
• OCR text layer lets you jump to a torque spec by keyword
• Laid out for standard letter and A4 printing
• This 366-page manual includes over 80 exploded-view diagrams and specialized tables for standard tightening torque of bolts and pipe joints, making it the definitive reference for the AX50/BX50 build

Component and Systems Walkthrough

This 2006 Komatsu Forklift AX50 and BX50 service manual provides structured documentation for the maintenance and assembly of the entire forklift lineup. Technical sections start with comprehensive general specifications, including load capacity charts and weight tables for all chassis configurations. The content continues through systematic testing and adjustment parameters, covering gasoline engine tuning, diesel fuel system timing, and hydraulic system pressure settings.

Detailed chapters address the removal and installation of the power line, mast assemblies, and drive axles. Professionals will find precise adjustment instructions for the brake system, clutch and inching pedals, and steering geometry. The documentation also covers the standard alignment procedures for the transmission and differential, providing the necessary specifications for specialized mechanical work on the AX50/BX50 fleet.

Specification Previews

This technical guide documents critical operational data for the 2006 Komatsu Forklift AX50/BX50 platform across all engine configurations. Cylinder head bolt torque is specified at 117.6 Nm for diesel models in a two-stage assembly sequence. Intake and exhaust valve clearance is documented at 0.38 mm for gasoline models in the engine adjustment table. The cooling system capacity for 2.0–3.0 ton models is listed at 9.2 liters for diesel units. Reference the manual index for comprehensive service data to ensure proper maintenance of hydraulic, electrical, and drivetrain components according to official factory settings.

Note: This document is intended for qualified technicians; always prioritize safety and refer to the specific service procedures described before performing any mechanical maintenance on the lift truck. An official 366-page Komatsu OEM workshop manual covering the 2006 AX50 and BX50 Series, documenting engine, chassis, electrical, and hydraulic specifications for the full range of gasoline and diesel forklift configurations.

Document Reference: Publication BEB16E1-07, published September 2006