Komatsu AX20 Series Service Manual Download

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Read and observe all warnings on this unit
before operating it.

DO NOT

operate this equipment unless all

factory-installed guards and shields are properly
secured in place.

WARNING

SERVICE MANUAL

AX20 SERIES FORKLIFT TRUCKS
Federal Environmental Protection Agency (EPA) Emission-Control Compliant
S/N 670001A~

AX20

ISSUED: DECEMBER 2007

SM123

FG15/18ST(LS)-17

FG15HC-17

FG15/18HT(LS)-17

Komatsu Forklift USA, Inc.

Summary of Contents for AX20 Series

Page 1: ...l factory installed guards and shields are properly secured in place WARNING SERVICE MANUAL AX20 SERIES FORKLIFT TRUCKS Federal Environmental Protection Agency EPA Emission Control Compliant S N 67000...

Page 2: ...ponsible for damages due to misuse or inappropriate use of its products Requests for information comments and other inquiries should be sent to Komatsu Forklift USA Inc 14481 Lochridge Blvd Bldg 2 Cov...

Page 3: ...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...

Page 4: ...10 5 23 INSPECT BRAKE DRUMS 5 10 5 24 INSPECT BRAKE BACKING PLATES 5 11 5 25 INSPECT LOAD FORKS 5 11 5 26 INSPECT MAST 5 11 5 27 INSPECT FORK CARRIAGE 5 12 5 28 INSPECT LIFT CHAINS 5 12 5 29 INSPECT C...

Page 5: ...AXLE LUBRICATION AND ADJUSTMENTS 7 22 7 11 1 Steering Axle Lubrication 7 22 7 11 2 Hub Bearing Preload Adjustment 7 22 7 11 3 Toe in Specification Cushion Tire Truck 7 22 7 11 4 Turning Angle Adjustme...

Page 6: ...MP 7 104 7 25 1 Dissassemble Hydraulic Pump 7 104 7 25 2 Replace Hydraulic Pump Seals 7 106 7 25 3 Replace Front And Rear E seal And Back up Ring 7 106 7 25 4 Replace O ring 7 107 7 25 5 Assemble Hydr...

Page 7: ...arefully refer to it often and learn the repair testing and adjustment procedures to the best of your ability Please note that some illustrations are generic and may not look exactly like your unit in...

Page 8: ...block in the center just beneath the valve cover The machined boss is split vertically by a groove The Engine Model number is on the left pad and the Engine Serial number is on the right pad NOTICE F...

Page 9: ...l Pneumatic Tire FG15ST 17 3 000 lb capacity K21 Engine Torqflow Spec Cushion Tire FG15STLS 17 3 000 lb capacity K21 Engine Torqflow Spec LP Special Cushion Tire FG18HT 17 3 500 lb capacity K21 Engine...

Page 10: ...10 NOTES...

Page 11: ...ect labeling warranty parts and maintenance of K21 and K25 engines in order to comply with the EPA off road large spark ignition LSI engine regulations 1 LABELS REQUIRED AND LABEL LOCATIONS All K seri...

Page 12: ...aler OWNER S WARRANTY RESPONSIBILITIES As the off road LSI engine owner you are responsible for the performance of the required maintenance listed in your Operation and Maintenance Manual KFI recommen...

Page 13: ...RS FOR GENERAL PARTS ECM Catalytic converter Vaporizer Follow the instructions in the Operations Manual concerning any other maintenance programs not required for EPA compliance For questions and addi...

Page 14: ...NOTES...