1981-1986 Hyster H40J H50J H60JS Lift Truck Service Repair Manual (P/N 899784)
357 Pages • 22.54 MB • Printable PDFs (ZIP Download)
Hyster Models Covered & Key Technical Specifications
Models: Hyster H40J, Hyster H50J, Hyster H60JS
Sub-models / Variants: Delco Type A (Small Capacity), Delco Type B, Motorola Type A, Delco Type A (Large Capacity), Leece-Neville
Model Years: 1981–1986
Technical Data:
- Alternator Output (GM 4-181 engine): 37 amps, 14 V at 2800 rpm
- Alternator Output (Perkins 4.2032 engine): 37 amps, 14 V at 2800 rpm
- Rotor Field Resistance: 4.0 to 4.5 ohms
- Slip Ring Polish: Number 500 to 600 abrasive cloth
- Pulley Nut Torque: 54 to 81 Nm (40 to 60 lbf ft)
- Rear Bearing Installation Depth: 1.9 to 2.2 mm (0.075 to 0.087 in.) below rear housing surface
Hyster Manual Features & Content Preview
- Covers 1981–1986 Hyster H40J, H50J, and H60JS lift trucks (F003 series) equipped with Delco, Motorola, and Leece-Neville charging systems
- Official Hyster publication P/N 899784 (2200 SRM 2), spanning 357 pages
- Features 12 electrical system schematics, 5 exploded-view component diagrams, and 13 diagnostic troubleshooting flowcharts
- Details testing and diagnostic procedures for heavy-duty charging and starter systems
Component and Electrical System Walkthrough
This technical document breaks down the electrical components of the F003 series lift trucks. It focuses heavily on the operation, disassembly, and installation of Delco Type A and B, Motorola, and Leece-Neville alternators. Need to run system checks? The chapters guide you clearly through stator and rotor testing, voltage regulator performance, and diode bridge diagnostics. You will also find comprehensive wiring schematics covering gasoline, LPG, and diesel engine setups to help trace faults efficiently on the shop floor.
Technical Specifications and Diagnostic Data
Accurate factory specifications are the backbone of effective troubleshooting. The manual provides exact values to verify component integrity, specifying 4.0 to 4.5 ohms for field winding resistance. It also details precise hardware requirements, such as tightening alternator pulley nuts to 54–81 Nm (40–60 lbf ft). Electrical performance is verified using detailed testing procedures for various output conditions to quickly pinpoint charging faults. Because high-output electrical systems pose serious shock hazards, always ensure proper isolation and rely on qualified personnel when measuring live circuits.
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