Toyota 8FG35N-80 8FD35N-80 Forklift Repair Manual Volume 1 – PDF Download

Description

Toyota 8FG35N-80 8FD35N-80 Forklift Repair Manual Volume 1

This Toyota 8FG35N-80 8FD35N-80 forklift repair manual is the first volume of the workshop documentation for the 3.5 through 8.0 ton 8-series Toyota forklift line. It walks a technician through every major system on the truck: 1FS gasoline and LPG engines, 14Z-II diesel engines, the torque converter and transmission assembly, propeller shaft, differential, front and rear axles, steering, brakes, hydraulic mast and cylinder groups, and the electronic SAS/OPS stability and operator-presence systems. The same Toyota 8FG35N 8FD35N service manual text is used across the whole family, so a single copy serves an 8FG35N, an 8FD50N or an 8FD80N.

File Details

• Manual type: Repair Manual, Volume 1
• Brand: Toyota
• Covered capacity range: 3.5 to 8.0 ton
• Engines covered: 1FS gasoline / LPG, 14Z-II diesel
• Language: English
• File format: PDF
• Page count: 590 pages

Chapters Covered in This Volume

The volume follows the factory chapter numbering that Toyota uses across the 8-series forklift range, and each chapter carries its own component illustrations, exploded views, torque callouts and step-by-step procedures.

• 0 General — exterior views, vehicle model and frame number charts, how to use the manual, standard bolt and nut tightening torque, precoat bolts, high pressure hose fitting torque, hoisting, safe wire rope loads, component weights, recommended lubricants, lubrication chart, periodic maintenance and periodic replacement schedules
• 1 Engine — 1FS and 14Z-II exterior views, major specifications, performance curves, engine assembly removal and installation, fuel system air bleeding, simplified engine test, 1FS and 14Z-II inspection and adjustment, air cleaner, radiator, fan drive, fan drive shaft, muffler and exhaust pipe, LPG regulator, LPG main solenoid and filter, 1FS fuel pump, starter, battery, accelerator pedal, DPF-II system
• 2 Torque Converter & Transmission — hydraulic circuit diagram, specifications, components, troubleshooting, torque converter, torque converter and transmission assembly, transmission assembly, stator shaft No.2 and oil pump, clutch drum assembly, oil pressure measurement and stall test
• 3 Propeller Shaft — general, specification, components, removal and installation, disassembly and reassembly
• 4 Differential — general, specification, components, differential assembly, differential case assembly
• 5 Front Axle — general, specification, components, tires and wheels, front axle assembly, front axle housing and differential housing
• 6 Rear Axle — general, specifications, components, tires and wheels, rear axle assembly, rear axle hub and steering knuckle, rear axle cylinder
• 7 Steering — general, specifications, components, steering wheel and mast jacket, power steering valve assembly, relief pressure inspection and adjustment, knob correction valve
• 8 Brake — general, specifications, components, front brake, brake air bleeding, braking force inspection and adjustment, brake booster, parking brake, brake pedal, inching pedal, torque and applying grease
• 9 Body — components, counterweight, engine hood assembly, driver’s seat, seatbelt, headlamps, combination meter, combination switch
• 10 Material Handling System — hydraulic circuit diagram, components, return filter and suction filter, natural drop test, natural forward tilt test, oil leak test
• 11 Mast — V mast assembly, chain, fork, FV and FSV mast assembly, lift cylinder rod shim adjustment
• 12 Cylinder — lift cylinder (V), rear lift cylinder (FV/FSV), safety down valve, front lift cylinder (FV/FSV), tilt cylinder
• 13 Oil Pump — general, specifications, components, oil pump assembly, performance test
• 14 Oil Control Valve — mechanical controlled valve, solenoid controlled valve, control valve lever assembly, relief pressure adjustment, manual down valve, troubleshooting
• 15 Mini Lever / Joystick — general, components, removal and installation, disassembly and inspection
• 16 SAS/OPS — system of active stability and operator presence sensing, SAS functions, OPS functions, component removal and installation
• 17 SST List and Service Standards List — special service tools and the full service standards data set

IMAGES PREVIEW

What makes the layout of this Toyota 8FG35N-80 forklift repair manual practical is the pairing of a chapter’s component illustrations with the tightening torque values listed right next to the numbered callouts. When a technician is staring at a brake booster or a torque converter housing, the torque figures for every set bolt are on the same spread, and the SST part number for the special puller or replacer that the job needs is also named in-line. The periodic maintenance and periodic replacement chapters at the front remove the guesswork from service intervals, and the service standards chapter at the back collects the diagnostic limits — compression, oil pressure, spring free length, cylinder bore limits, backlash — in one place instead of scattered through the text.

What the Truck Owner or Workshop Gets

The repair manual supports a full range of work rather than a narrow slice of it. A single owner-operator running an 8FG40N can use it to set tappet clearances, chase a DPF-II regeneration fault, or replace a mast strip. A fleet workshop running several of the covered trucks can service the same document across every machine in the yard, from a 3.5 ton 8FG35N through to an 8.0 ton 8FD80N, because the chassis, hydraulic and electrical chapters cover the shared architecture and the individual chapters flag the capacity-specific differences.

For engine work, the manual gives both the 1FS gasoline and LPG family and the 14Z-II diesel family their own inspection and adjustment procedures — idle speed, no-load maximum speed, loaded maximum speed at tilt relief, compression, V-belt tension, oil pressure, ignition, fuel pressure, injectors, electronic throttle, and every sensor in the engine management loop, including crank angle, cam angle, O2, intake air temperature, water temperature and vacuum sensors, each with a resistance or voltage standard and a wiring harness continuity check against the connector pin numbers. For the transmission side, the manual documents the hydraulic circuit diagram, the control valve functions, and the full oil pressure measurement and stall test so the clutch, regulator and inching functions can be judged before any teardown.

Hydraulic faults on a forklift are where a manual pays for itself, and this one devotes chapters 10 through 14 to the material handling system: the lift and tilt circuits, the return and suction filters, natural drop and natural forward tilt tests, oil leak measurement at the lift and tilt ports, the oil pump performance test, and the oil control valve — both the mechanical controlled valve and the solenoid controlled valve — with relief pressure adjustment and a genuinely detailed troubleshooting tree that lists each symptom next to probable causes and inspection items. The SAS/OPS chapter then covers the electronic stability and operator presence systems, which are the systems most often misdiagnosed without documentation.

Why the Correct Procedures and Specifications Matter

A Toyota 8-series forklift is a load-bearing machine, and the numbers in this manual — torque values, clearances, pressures, spring free lengths, cylinder bore limits — are the difference between a repair that holds and one that comes back. Bolt torque tables are organised by bolt class (4T through 8T) and by shape so the correct figure is applied regardless of whether the fastener is a hexagon head bolt, a hexagon flange bolt, a welded bolt or a grooved stud, and precoat bolts are handled separately so a bolt with sealing agent on the threads is never reused wrongly. Cylinder tightening torques, cylinder bore wear limits, piston rod bend limits and mast roller clearances are all listed so wear is measured and judged rather than estimated. That is the practical value of a document written by the people who built the truck: the limits and the sequence come from the factory, not from a generic how-to.

Instant PDF Delivery

The Toyota 8FG35N-80 8FD35N-80 repair manual is delivered as a PDF download. There is nothing to ship and nothing to wait for — the file is available as soon as the order completes, and it can be opened on a workshop PC, a laptop in the cab, a tablet on the bench or a phone in the yard. Every page is printable, so the sections a technician reaches for most — torque tables, service standards, hydraulic circuit diagrams — can be printed and taken to the machine, while the full 590 pages stay on file for the next job. Whether you are rebuilding a torque converter, adjusting mast tilt angles, or setting the starting current level on a mini lever oil control valve, the procedure is one search away.