Description
CLARK TMG 12-25, TMG13-20X & EPG 15-18 Service Manual
The CLARK TMG 12-25, TMG13-20X & EPG 15-18 Service Manual is a detailed workshop service reference designed to assist technicians with maintenance, troubleshooting, adjustment, removal, installation and overhaul procedures for the covered CLARK forklift models.
The manual is identified as CLARK Service Manual SM-616, Part No. 8026067, Revision 2, dated December 2002. The cover identifies the TMG 12-25 range with rated capacities of approximately 1,250ā2,270 kg and the EPG 15-18 range with rated capacities of approximately 1,500ā1,800 kg. :contentReferenceComplete Workshop Service Coverage
Manual Specifications
| Manufacturer | CLARK Material Handling |
| Manual Type | Service Manual / Workshop Repair Manual |
| Models | TMG 12-25, TMG13-20X, EPG 15-18 |
| Part Number | 8026067 |
| Book Number | SM-616 |
| Revision | Rev. 2 |
| Publication Date | December 2002 |
| File Format | |
| Total Pages | 576 Pages |
| Download Size | 51 MB |
| Service Coverage | Maintenance, Troubleshooting, Repair, Adjustment, Removal, Installation & Overhaul |
The manual is arranged into numbered service groups and sections, making it easier for technicians to locate procedures for specific forklift systems. The contents include safe maintenance procedures, periodic service, battery service, electrical diagrams, wiring, switches and instruments, electric motors, contactors and motor controls. :contentReference[oaicite:2]{index=2}
Further service information covers the drive axle, wheels and tires, brake system, steering system, hydraulic system, tilt cylinders, uprights, counterweight, chassis and truck specifications. These sections include troubleshooting, inspections, adjustments, removal and installation procedures, fluid service and component overhauls. :contentReference[oaicite:3]{index=3}
Electrical & Motor Systems
Technicians can use the manual for electrical service work including schematic diagrams, wiring and cables, switches and sensors, instrument panel service, electric motor specifications, motor troubleshooting, drive motor overhaul, lift pump motor overhaul and steering pump motor overhaul.
The motor-control section also includes specifications and descriptions, sequence of operations, handset operation, diagnostic status codes, and controller removal and replacement procedures. :contentReference[oaicite:4]{index=4}
Hydraulic, Steering & Brake Service
The hydraulic system section provides information covering hydraulic specifications and descriptions, fluids and filters, troubleshooting, pressure checks and adjustments, main pump removal and overhaul, and main control valve removal and overhaul.
The steering section covers steering specifications, troubleshooting, column removal and replacement, relief pressure checks and adjustments, steering gear overhaul, steer axle service, steer cylinder overhaul and steer pump overhaul. Brake service includes fluid checking, filling and bleeding, pedal and master-cylinder service, brake removal and replacement, parking brake adjustment and brake overhaul. :contentReference[oaicite:5]{index=5}
Upright, Fork & Lift System Service
The upright section provides procedures for upright inspection, roller clearance checks and shim adjustment, cylinder removal and overhaul, chain inspection and adjustment, fork and carriage removal and installation, and complete upright removal and replacement.
Tilt cylinder procedures include specifications, checks and adjustments, removal and installation, and overhaul. This makes the manual useful for technicians working on the forklift’s lifting and load-handling systems. :contentReference[oaicite:6]{index=6}
Maintenance & Safety Information
The manual begins with dedicated Safe Maintenance information covering safety practices, lifting, jacking, blocking and towing. It also includes a Periodic Service group with maintenance schedules, planned maintenance procedures and a PM inspection form. :contentReference[oaicite:7]{index=7}
What You Can Use This Manual For
- Forklift troubleshooting and fault diagnosis
- Preventive and periodic maintenance
- Electrical system inspection and repair
- Motor and controller service
- Hydraulic system troubleshooting and overhaul
- Brake system maintenance and repair
- Steering system service
- Drive axle removal and overhaul
- Upright and lift cylinder service
- Fork and carriage removal and installation
- Tilt cylinder maintenance
- Wiring and electrical schematic reference
- Component removal and installation
- Service adjustments and pressure checks
- Technical specifications and hydraulic fitting procedures
Suitable For
This manual is particularly useful for forklift technicians, workshop mechanics, maintenance departments, service engineers and owners who need detailed technical information for maintaining and repairing the applicable CLARK forklift trucks.
Manual coverage: CLARK TMG 12-25, TMG13-20X and EPG 15-18.






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