Part of the Yanmar Repair Manuals.
A boom that settles overnight or a travel pedal that hesitates on the ramp means the B75W is telling you something, and this Yanmar service manual translates it. It walks a technician through the wheeled excavator, model years 2018 through 2026, across 912 pages of service procedures.
When a B75W is down, a crew stands around it, so the value here is speed: find the system, follow the diagnostic path, make the repair, and confirm it. Owners and independent mechanics work from the same material a dealer workshop does, without waiting on a service appointment.
The manual is an English-language PDF, 73.81 MB, organized under 508 bookmarks so you can jump straight to the system in front of you. Download it after purchase, keep it on a laptop in the cab, or print the pages headed for the shop floor. The point is simple: the machine running again.
What's Inside This Yanmar B75W Manual
| System | Pages | Key Topics |
|---|---|---|
| General | Manual Use, Safety, Model Identification, Abbreviations | |
| Technical Data | Engine, Hydraulic, Travel, Steering and Brake Specifications, Pressures, Capacities | |
| Diesel Engine | Deutz Tcd 2.9 L4 Service, Valve Clearance, Fuel Injection, Cooling | |
| Hydraulics | Main and Gear Pumps, Control Valves, Working and Pilot Pressures, Cylinders | |
| Setting Instructions | Pressure Settings, Valve Adjustments, Calibration Values | |
| Function Description | How the Hydraulic, Travel and Work Circuits Operate | |
| Electrics | Battery, Generator, Starter, Lighting, Sensors, Wiring | |
| Maintenance | Service Intervals (50, 250, 500 Hour), Fluids, Filters, Lubrication | |
| Operation | Controls, 20 and 30 km/h Travel Ranges, Quick-Mount Hitch Operation | |
| Options | Lehnhoff HS08 and Cseri HCSW08 Quick-Mount Hitch Circuits, Attachments | |
| Repair Instructions | Component Removal, Disassembly and Reassembly Procedures | |
| Diagnosis and Tools | Fault Diagnosis, Special Tools, Test Procedures |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Engine | Deutz TCD 2.9 L4, 4-cylinder diesel | |
| Engine power (ISO 3046) | 55.4 kW / 75.3 HP | |
| Bore / stroke | 92 / 110 mm | |
| Total displacement | 2.925 L | |
| Working hydraulics safety valve | 280 bar | |
| Working pump supply volume (main pump) | 138 l/min | |
| Pilot control supply pressure (high idle) | 30 +2 bar | |
| Travel drive high pressure (relief valve) | 480 bar | |
| Travel drive displacement motor (max) | 55 cc/rev | |
| Travel speed (30 km/h version) | Gear 1: 0-6.0/0-17 km/h, Gear 2: 0-11/0-30 km/h | |
| Quick hitch HS08 Lehnhoff (lock / unlock) | 50 bar / 220 bar | |
| Quick hitch HCSW08 CSERI (close / open) | 120 bar / 150 bar | |
| Driving brake inching (start / end) | 5 / 25 bar |
