This is the factory service manual for the Mustang MTL16 Track Loader, publication 908312, running 755 pages of maintenance, disassembly, and troubleshooting for the machine and its Yanmar 4TNE98 and 4TNV98 engines.
It is organized into general cautions, specifications and servicing standards, machine configuration covering the drive, travel, frame, control, and hydraulic systems, the hydraulic units including the HST pump, gear pump, and control valves, a full troubleshooting chapter, and a complete engine section. Reference data includes tightening torques, hydraulic tank and fuel capacities, crawler tension, and engine service values.
Owners and mechanics can use it to diagnose no-drive and no-hydraulics faults, rebuild the HST and gear pumps, set crawler tension, and service the Yanmar engine to spec. The PDF is searchable and bookmarked, so you can find a procedure across the 755 pages quickly and print only what you need at the bench.
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| Foot of the Page | 5-8 | Page Number, Revision Number, Model(s), Symbols |
| I . General | 9-22 | Safety Precautions, Cautions During Disassembly and Assembly, Cautions During Removal and Installation of the Hydraulic Units, Cautions During Removal and Installation of Piping |
| Ii . Specifications | 23-44 | Names of Components, Dimensions, Specification Tables, Mass Tables, Recommended Lubricants, Servicing Standards |
| Iii . Machine Configuration | 45-170 | Drive System, Travel System, Frame, Control System, Attachments, Hydraulic System |
| Iv . Hydraulic Units | 171-322 | HST Pump, Gear Pump, Control Valve, Control Valve (High Flow), Control Valve (Sub), Pilot Valve |
| V . Troubleshooting | 323-352 | Complete Failure of All Systems, All Systems Working, But with Insufficient Power, Lift Arms and Bucket Fail to move/Speed of Operation Poor, Travel Train Fault |
| Vi . Engine | 353-755 | 4Tne94/98/106 (Contents), 3TNV/4TNV Series (Cover, History of Revision, Preface, Safety Labels, Contents, Tightening Torque for Bolts and Nuts, Back Cover) |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Oil/coolant light reset procedure | Not explicitly found. The manual indicates checking the warning lamp for normal function and resolving underlying issues (e.g., low oil, low coolant) which would cause the light to go out. | p. 577 |
| Cylinder head bolt torque for 4TNV106(T) | 188.0 to 197.8 N·m (19.0 to 20.0 kgf·m) | p. 752 |
| Hydraulic Hoses, Hose Fitting Size 1/8, Taper Thread (R) torque | 11.8 ±1.2 N·m (8.7 ±0.8 ft-lb) | p. 19 |
| Relay specifications (clearance, torque, or replacement values) | Not explicitly found. The manual mentions relays but does not provide specific clearance, torque, or replacement values for them. | p. 113 |
| Flatness of the sliding surface of the HST pump cylinder block | 0.000079 in. (0.002 mm) TIR | p. 195 |
| Torque for coupling bolt (B) connecting coupling to engine flywheel | 241 N·m | p. 51 |
| Corrective action for 'Inspect the output pressure of the HST pump' being 'Pressure low' (Travel train fault) | Repair or replace travel motor. | p. 332 |
| Engine Oil Capacity (Total, 3TNV82A) | 5.5 L | p. 574 |
| Fuel Tank Capacity | 75 L | p. 61 |
| Coolant Volume (Engine only, 3TNV82A) | 1.8 L | p. 575 |
| Hydraulic Tank Total System Capacity | 60 L | p. 31 |
| Hydraulic Hoses 1/8 Union Nut (G) Tightening Torque | 9.8 N·m | p. 19 |
