Yale C878 (GDP135-155VX, GLP135-155VX, GP135-155VX) Pdf Repair Service Manual

Yale C878 GDP135VX, GDP155VX, GLP135VX, GLP155VX, GP135VX, GP155VX Forklift PDF Repair Service Manual

When a forklift develops a performance issue, the quickest route to a reliable repair often starts with the correct service information. The Yale C878 GDP135–155VX, GLP135–155VX and GP135–155VX Repair Service Manual is a technical workshop reference for the Yale C878 forklift family, covering diesel, LPG and gasoline model variants. It helps technicians locate relevant maintenance procedures, diagnostic references and system diagrams when working on compatible trucks.

Whether you're investigating an electrical fault, servicing the transmission, checking hydraulic operation or planning preventive maintenance, this PDF manual provides a central reference for the truck's major assemblies. It is intended for trained service technicians, workshop mechanics and fleet maintenance teams. Always verify your forklift's full model designation and serial number before applying any procedure or specification.

Yale C878 Forklift Models Covered

The capacity figures represent nominal model classes. Always consult the forklift's data plate for its actual rated capacity, load centre and applicable limits.

What Does the C878 Service Manual Cover?

The listed C878 manual brings together workshop references for the truck's principal mechanical, hydraulic and electrical systems. The exact procedures applicable to your machine depend on its fuel type, installed components and serial-number range.

• Engine and powertrain: Service information for applicable GM 4.3L V6 gasoline and LPG engine configurations, including relevant ignition and fuel-system references.
• Fuel systems: Technical guidance for gasoline and LPG fuel-system components and associated troubleshooting.
• Cooling system: Inspection and repair references for cooling-system components.
• Transmission and drivetrain: Procedures for applicable two-speed and three-speed powershift transmissions and related drivetrain assemblies.
• Drive axle and differential: Repair references for axle and differential assemblies.
• Braking and steering: Service information for the brake system and steering axle.
• Hydraulics: Guidance for the hydraulic gear pump, main control valve, hydraulic cleanliness procedures and related circuits.
• Mast and cylinders: Repair information for applicable two-stage and three-stage masts and cylinder assemblies.
• Frame and operator cab: Service references for structural components and operator-compartment assemblies.
• Electrical and wiring: Electrical-system diagnostics, wire-harness repair, diagrams and schematics where included.
• Calibration and diagnostics: Relevant calibration procedures, diagnostic troubleshooting and technician interface references.
• Maintenance and specifications: Periodic maintenance information, capacities, specifications and fastener reference tables.

PDF Manual Specifications

Why Keep a Yale C878 Workshop Manual Available?

Different fuel systems and transmission configurations can require different diagnostic checks and service procedures. Having the correct documentation available helps technicians identify the relevant system, consult the appropriate diagrams and prepare for maintenance or repair work without relying solely on trial and error.

The manual can also support routine workshop planning by bringing service references and technical data together in a searchable digital document. Before ordering, check that the edition matches your truck's model, serial number and configuration. Follow all safety precautions, especially when working on fuel systems, electrical components, brakes, hydraulics or mast assemblies. Repairs requiring specialist equipment or training should be completed by qualified personnel.

Get the Yale C878 GDP135VX–GDP155VX PDF Manual

Choose the Yale C878 GDP135–155VX, GLP135–155VX and GP135–155VX PDF Repair Service Manual from Manualskart to keep important workshop references accessible for your compatible forklift. Confirm the model designation and serial number before purchasing so you can select documentation appropriate to your machine.

Frequently Asked Questions

Which Yale forklift models are covered?

The listed models are GDP135VX, GDP155VX, GLP135VX, GLP155VX, GP135VX and GP155VX in the C878 series.

Does the manual cover diesel, LPG and gasoline forklifts?

The C878 model family includes diesel, LPG and gasoline variants. Confirm that the supplied manual edition includes the relevant fuel-system information for your particular truck.

Are transmission and hydraulic repairs covered?

The listed contents include powershift transmission repair, drivetrain and axle information, hydraulic gear pump references, main control valve procedures and hydraulic cleanliness guidance.

Does the manual include wiring diagrams?

The listed contents include electrical-system information, wire-harness repair and diagrams or schematics, depending on the applicable section.

Can I use this manual for other Yale series?

Not automatically. This listing is for the C878 models specified above. Other Yale series, model variants or serial-number ranges may require separate documentation.

Is this a downloadable PDF?

Yes. The product is listed as a digital PDF repair and service manual that can be opened with compatible PDF-reading software.