Description

KOMATSU AX20 FG15 18 SERVICE MANUAL

What does this catalog contain?

KOMATSU AX20 FG15 18 SERVICE MANUAL contains high quality images, diagrams, instructions to help you to operate, maintenance, diagnostic, and repair your machine. This document is printable, without restrictions, contains searchable text and bookmarks for easy navigation.

KOMATSU AX20 FG15 18 SERVICE MANUAL includes:

Numbered table of contents easy to use so that you can find the information you need fast.
Detailed sub-steps expand on repair procedure information.
Numbered instructions guide you through every repair procedure step by step.
Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
Notes, cautions and warnings throughout each chapter pinpoint critical information.
Bold figure number help you quickly match illustrations with instructions.
Detailed illustrations, drawings and photos guide you through every procedure.
Enlarged inset helps you identify and examine parts in detail.

What will you get when you get this service catalog?

After payment has been received, a few minutes later.
Lifetime PDF and Access To Download (By Request).
Compatible With Windows, Mac, IOS, Android and Other Systems.
Searchable Text and Built-in Index For Instant Information Search Bookmarks.
Printable – Pages Or Entire Manual.
Zoomable – Detailed Exploded Diagrams, Picture.

TABLE OF CONTENT OF THE KOMATSU AX20 FG15 18 SERVICE MANUAL

INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
APPLICABLE AX20 !EPA” LIFT TRUCK MODELS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
FEDERAL EPA EMISSION CONTROL STATEMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
1. SAFETY
1.1 SAFETY MANAGEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
1.2 SAFE TRAVEL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
1.3 LOADING OPERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
1.4 STOPPING AND PARKING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21
1.5 INSPECTION AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22
1.6 STRUCTURE AND STABILITY OF THE LIFT TRUCK . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-29
2. GENERAL INFORMATION AND SPECIFICATIONS
2.1 SPECIFICATIONS – MAST DATA & FEATURES – INDOOR & OUTDOOR TRUCKS . . . 2-2
2.2 TRUCK DATA – PNEUMATIC TIRE LIFT TRUCKS (OUTDOOR). . . . . . . . . . . . . . . . . . . 2-4
2.3 TRUCK DATA – CUSHION TIRE LIFT TRUCKS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
2.4 PERIODIC REPLACEMENT OF CONSUMABLE PARTS. . . . . . . . . . . . . . . . . . . . . . . . . 2-8
2.5 STANDARD TIGHTENING TORQUE FOR PIPE JOINTS . . . . . . . . . . . . . . . . . . . . . . . . 2-9
2.6 STANDARD TIGHTENING TORQUE FOR BOLTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
3. SERVICE DATA
3.1 GASOLINE ENGINE TRUCKS – PNEUMATIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
3.2 GASOLINE ENGINE LIFT TRUCKS – CUSHION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
4. TESTING, ADJUSTING AND MEASURING
4.1 ADJUST IGNITION TIMING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4.2 ADJUST SPARK PLUG GAP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4.3 ADJUST VALVE CLEARANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4.4 ADJUST FAN BELT TENSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
4.5 MEASURE ENGINE CYLINDER COMPRESSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
4.6 ADJUST THE PARKING BRAKE LEVER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
4.7 MEASURE HYDRAULIC DRIFT ON LIFT & TILT CYLINDERS . . . . . . . . . . . . . . . . . . . . 4-5
4.8 ADJUST THE ACCELERATOR PEDAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
4.9 THROTTLE POSITION SENSOR SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
4.10 ACCELERATOR PEDAL POSITION SENSOR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
4.11 CHECK BRAKE FLUID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
4.12 MEASURE BRAKE STOPPING DISTANCE (BRAKING EFFECT) . . . . . . . . . . . . . . . . . . 4-10
4.13 ADJUST THE STOP LAMP SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
4.14 ADJUST THE INCHING/BRAKE PEDAL (TORQFLOW TRUCKS) . . . . . . . . . . . . . . . . . 4-10
4.14.1 Brake Pedal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
4.14.2 Inching Pedal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
4.14.3 Inching Pedal/Brake Pedal Interconnected Travel . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
4.15 CHECK TORQFLOW CLUTCH ACTUATION PRESSURE. . . . . . . . . . . . . . . . . . . . . . . . 4-13
4.16 CHECK TORQUE CONVERTER STALL SPEED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
4.17 TESTING SPECIFIC GRAVITY OF BATTERY ELECTROLYTE. . . . . . . . . . . . . . . . . . . . 4-14
4.18 CHECK TIRES AND ADJUST PNEUMATIC TIRE PRESSURE . . . . . . . . . . . . . . . . . . . . 4-15
4.19 MEASURING MINIMUM LEFT AND RIGHT TURNING RADIUS . . . . . . . . . . . . . . . . . . . 4-15
4.20 MEASURE HYDRAULIC CONTROL VALVE RELIEF PRESSURE . . . . . . . . . . . . . . . . . 4-16
5. INSPECTION
5.1 INSPECT ENGINE STARTING OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
5.2 INSPECT ENGINE RUNNING CONDITION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

Moreover

This is the same manual used by the dealers to diagnose and troubleshoot your vehicle.
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