A blown fuse on the hydraulic control unit can leave a rough terrain forklift truck with a dead boom, and the 173-page Manitou MLT625-75 H operator manual PDF (OEM ID 51900001) is the factory book that shows you where to look. Written for both the H and H S1-E3 builds, it runs from operator safety rules and laden or unladen operating instructions through instruments, controls and attachment pickup. Electrical and hydraulic schematics fill roughly the last quarter of the book, with connector positions and wiring codes, while the servicing schedule sets out the daily or 10-hour and 50-hour checks. Fill the engine with 11.2 L of oil and the cooling circuit with 12 L, and replace F7, the hydraulic ECU supply fuse, only with a 15A part. Fuse hunting by flashlight eats half a shift. Bookmarked and text-searchable, the PDF brings the right page up fast so your machine is lifting loads again.
What's Inside This Operator Manual
| System | Pages | Key Topics |
|---|
| Rough Terrain Forklift Truck General Safety Standards | 7-24 | Operator Training Qualifications, Operating Safety Rules and Practices |
| Operating & Safety Instruction | 25-52 | Instructions to the Company Manager, Instructions for the Operator, Operating Instructions Unladen and Laden |
| Description | 53-86 | Identification of the Lift Truck, Instruments and Controls |
| Maintenance | 87-122 | Servicing Schedule, Daily or Every 10 Hours Service, Every 50 Hours Service |
| Attachments | 123-129 | Picking Up the Attachments |
| Electrical & Hydraulic Schematic | 130-173 | Codes on Electrical Schematic, Position of the Connectors |
Quick Reference Specifications
| Specification | Value | Page |
|---|
| Hydraulic transmission electronic control unit fuse | 10A | p. 73 |
| F4 Transmission electronic control unit fuse | 10A | p. 73 |
| F7 Hydraulic electronic control unit power supply fuse | 15A | p. 73 |
| Engine Oil Capacity | 11.2L | p. 94 |
| Cooling Circuit Capacity | 12L | p. 94 |
| Fuel Tank Capacity | 63L | p. 94 |
| Hydraulic Oil Tank Capacity | 115L | p. 94 |
| Wheel Nuts Tightening Torque (Front) | 630 N.m ± 15% | p. 99 |
| Wheel Nuts Tightening Torque (Rear) | 630 N.m ± 15% | p. 99 |
