Cat Lift Trucks 1-3 Ton Class Forklift Service Repair Manual – GP15NM, GP20NM, GP25NM, GP30NM, GP35NM & 2P Series PDF

Description

Cat Lift Trucks 1-3 Ton Class Forklift Service Repair Manual

This Cat Lift Trucks 1-3 Ton Class Forklift Service Repair Manual is the complete workshop guide for the 1, 2 and 3 ton class lift trucks built with K21, K25, K21E or K25E gasoline engines and S4S diesel engines. It covers the GP15NM, GP18NM, GP20CNM, GP20NM, GP25NM, GP25NM-HP, GP30NM and GP35NM models alongside the 2P3000 through 2P7000 and 2PD4000 through 2PD7000 gasoline, dual-fuel and diesel trucks. Every chapter is written as a practical step-by-step reference for the service technician, from removing the engine and powershift transmission to adjusting mast rollers, bleeding brake lines and interpreting controller error codes.

File Details

• Manual type: Service / repair manual
• Brand: Cat Lift Trucks
• Models covered: 1 to 3 ton class forklifts (GP15NM, GP18NM, GP20CNM, GP20NM, GP25NM, GP25NM-HP, GP30NM, GP35NM, 2P3000, 2P3500, 2PC4000, 2P4000, 2P5000, 2P5500, 2P6000, 2P6500, 2P7000, 2PD4000, 2PD5000, 2PD5500, 2PD6000, 2PD6500, 2PD7000)
• Engines: K21, K25, K21E, K25E gasoline; S4S diesel
• Language: English
• Page count: 515
• File format: PDF
• Document number: 99719-8M110
• Date: 2016

Chapters Covered

• Chapter 1 General Information – model view (MC and FC), truck models covered, nomenclatures and definitions, serial number locations, dimensions, technical data, performance
• Chapter 2 Cooling System – specifications and structure, fan belt removal and installation, fan belt inspection and tension, connecting hoses, unit layout, coolant, radiator cap
• Chapter 3 Electric System – wiring harness layout, components layout, console box, instrument panel, key switch, lighting and turn signal switch, horn, tank unit, brake fluid sensor, stop lamp switch, direction lever assembly, backup lamp switch, neutral switch, thermoswitches, power relay, QGS controller, fuse box, battery maintenance, LCD display, hour meters, troubleshooting, wire colors, electrical schematic
• Chapter 4 Controllers – location of controllers, VCM, ECM, DCM, remote I/O units, GSE connector, service tool menus and functions, mast interlock system, driving interlock system, seat belt warning lamp, parking brake warning buzzer and lamp, harness codes, controller details, error codes and troubleshooting, sensor and switch locations
• Chapter 5 Power Train – removal and installation of engine and transmission assembly for MC and FC models, gasoline and diesel
• Chapter 6 Powershift Transmission – structure and functions, torque converter, control system, hydraulic schematic, removal and installation, disassembly, reassembly, control valve, inspection and adjustment, oil pressure measurement, brake (inching) pedal adjustment, inching cable adjustment, troubleshooting, service data
• Chapter 7 Front Axle and Reduction Differential – structure by ton class, removal and installation, front wheels, front axle and reduction differential, disassembly and reassembly, troubleshooting, service data
• Chapter 8 Rear Axle – structure and functions, rear axle in general, steering cylinder, removal and installation, wheel hub, knuckle (king pin), steering cylinder, tie rod, disassembly and assembly
• Chapter 9 Brake System – structure, master cylinder, wheel brakes, wheel cylinder, disassembly and reassembly, automatic adjuster test, manual adjustment, parking brake cable adjustment, brake pedal adjustment, brake lines bleeding, braking performance test, parking brake lever, troubleshooting, service data
• Chapter 10 Steering System – structure and functions, steering valve, steering column, disassembly and reassembly, steering wheel and steering valve removal, tilt lock lever, troubleshooting, service data
• Chapter 11 Hydraulic System – structure and functions, hydraulic circuit diagrams (MC and FC), hydraulic tank, hydraulic pump (gear pump), control valve, flow regulator valve, down safety valve, lift cylinder, tilt cylinder, disassembly and reassembly, inspection and adjustment, descent test, forward tilt test, troubleshooting, MC control valve, FC control valve
• Chapter 12 Mast and Forks – simplex, duplex and triplex masts, structure and functions, mast operation, removal and installation, disassembly and reassembly, roller and strip removal without removing the mast, inspection and adjustment, forks, chain tension, chain elongation, tilt angle, lift cylinder stroke, troubleshooting, service data
• Chapter 13 Service Data – maintenance schedule, maintenance notes for every system, tightening torque for standard bolts and nuts, periodic replacement parts, lubrication instructions, fuel and lubricant specifications, adjustment values and oil quantities, special service tools

Across its 515 pages the manual walks a technician through every major system on these trucks. Torque values, service limits, clearance ranges, oil capacities and adjustment dimensions are printed alongside the procedures, so a rebuild or repair can be carried out to the correct specification instead of by feel. The exploded-view illustrations and index numbering follow the disassembly sequence, making it easy to keep track of each part as it comes off the truck. The controller chapter in particular gives the diagnostic tables, error codes and active-test procedures needed to trace faults on the electric-controlled models, while the powershift transmission chapter covers oil pressure measurement and inching pedal adjustment in detail.

What This Cat Lift Trucks Service Manual Helps You Do

Whether you are servicing a single GP25NM in a warehouse or running a mixed fleet of 1, 2 and 3 ton class trucks, this Cat Lift Trucks 1-3 Ton Class Forklift Service Repair Manual gives you the procedures and numbers required to do the job properly. The engine and transmission removal sections explain how to lift the assembled unit out and back in without straining the flexible plate, the brake chapter covers master cylinder rebuilds and automatic adjuster testing, and the hydraulic chapter includes the descent and forward tilt tests used to confirm a system is holding pressure. For trucks with the powershift transmission, the oil pressure measurement tables let you check main, clutch, torque converter inlet and lubrication pressures against the correct figures. The controller section goes further still, listing the F-code faults for the VCM, lift, tilt, attachment and transmission solenoids together with the checks to run for each one.

Models and Serial Number Ranges

The manual is organised by truck model with serial number ranges printed on the opening pages, so you can confirm at a glance that your machine falls inside the coverage. Gasoline and dual-fuel trucks are listed with AT34-, AT35-, AT36-, AT13F-, AT18C-, AT37- and AT14E- prefixes across the 1, 2 and 3 ton classes, including the short wheelbase “C” variants and the non-electric controlled “M” variants. Diesel models carry their own serial ranges for the 2PD4000 through 2PD7000 trucks. Engine coverage spans the K21 and K25 gasoline units, their electric-controlled K21E and K25E counterparts, and the S4S diesel engine, with the manual directing the reader to the appropriate engine service manual for internal engine work.

Why This Manual Matters

Forklift repair is not a place for guesswork. A mast roller set to the wrong clearance will bind, a brake pedal adjusted with too little push rod clearance will drag, and a powershift clutch with low oil pressure will slip and burn out its friction plates. This Cat Lift Trucks service manual gives the standard values, repair limits and tightening torques that let you set each of those correctly the first time. The troubleshooting tables at the end of each system chapter list the likely cause and the corrective action, which shortens diagnosis considerably when a truck comes in with poor lifting speed, uneven braking or an unstable steering wheel.

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Instant PDF Delivery

The manual is supplied as a PDF that can be downloaded immediately after purchase, with no shipping and no waiting. It can be stored on a laptop, tablet or phone and printed page by page for use in the workshop, so the sections you need can sit next to the truck while you work. Buyers receive the complete 515-page document covering all 1 to 3 ton class models, the gasoline and diesel engine variants, and every chapter from general information through to the special service tools list.