Category:
Compact Utility Tractors
Target User:
Farm owners, landscaping businesses, small property owners requiring reliable machinery for various tasks.
Competition:
Competes with similar models from brands like John Deere, Kubota, Mahindra, and Massey Ferguson in the compact tractor segment.
Design Philosophy:
Designed for versatility, ease of operation, and durability in demanding agricultural and groundskeeping applications.
Powertrain Highlight:
Hydrostatic transmission offers smooth, variable speed control without manual clutching.
Primary Coverage:
Comprehensive repair and service information for McCormick GXH Series tractors.
Specific Systems:
Engine, Transmission (including hydrostatic), Drivetrain, PTO, Hydraulics, Steering, Brakes, Electrical System.
Estimated Page Count:
10+ sections, estimated 500-800 pages total based on typical workshop manuals of this scope.
Type:
Workshop Service Repair Manual
Engine Systems:
Cooling system, Fuel system (injection, filtration), Lubrication system, Engine overhaul procedures, Component identification, Diagnostics.
Transmission Systems:
Hydrostatic transmission (HST) operation, maintenance, troubleshooting, repair, hydrostatic pump and motor components, transaxle.
Drivetrain Systems:
Rear differential housing, gears, bearings, axle shafts, drive shafts, clutch assembly (if applicable).
Pto Systems:
Power Take-Off (PTO) engagement, disengagement, maintenance, repair of PTO clutch and shaft.
Hydraulic Systems:
Rear power lift system (3-point hitch), hydraulic pump, cylinders, control valves, hydraulic fluid specifications and maintenance.
Steering Systems:
Hydraulic power steering system, steering components, troubleshooting, fluid requirements.
Brake Systems:
Brake system components, hydraulic brake lines, master cylinder, brake pedal, adjustments, and maintenance.
Electrical Systems:
Wiring diagrams, starter motor, alternator, battery system, lighting, electrical component testing, fuse/relay identification.
Maintenance Procedures:
Routine checks, lubrication, filter changes, fluid level checks and top-offs, scheduled service intervals.
Repair Procedures:
Step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation for all major systems.
Troubleshooting:
Diagnostic charts and procedures to identify and resolve common and uncommon operational issues.
Technical Data And Specs:
Torque specifications, clearances, adjustments, part identification, and measurement procedures.
Depth:
Comprehensive, covering basic maintenance through major overhauls and component rebuilds.
Manufacturer:
Likely Mitsubishi or Shibaura (common for McCormick during certain periods), or an in-house McCormick engine.
Engine Family:
GXH Series
Gx40H Engine Power Hp:
Approximately 40 HP (Rated)
Gx45H Engine Power Hp:
Approximately 45 HP (Rated)
Gx50H Engine Power Hp:
Approximately 50 HP (Rated)
Injection Type:
Indirect Injection (IDI) or Direct Injection (DI), depending on specific engine variant.
Cooling Method:
Liquid-cooled
Oil Type Specification:
Refer to manual for specific viscosity (e.g., SAE 15W-40 API CG-4 or higher).
Typical Displacement:
Likely in the 1.8L to 2.5L range, common for this HP class.
Transmission Type:
Hydrostatic Transmission (HST)
Optional Transmissions:
Not typically offered on these specific models, HST is standard.
Speed Control:
Variable speed control via foot pedal or lever.
Drive Type:
2WD or 4WD (Four-Wheel Drive), depending on specific tractor configuration.
Hydrostatic Fluid Type:
Refer to manual for specific hydraulic/transmission fluid (e.g., ISO VG 46, or specialized HST fluid).
Wheelbase:
Varies by model, typically 65-75 inches.
Overall Length:
Varies by model, typically 115-130 inches.
Operating Weight:
Approximately 2,500 - 3,500 lbs (unballasted).
Drawbar Type:
Standard Category 1 three-point hitch.
Engine Oil Change:
Typically every 100-250 operating hours, refer to manual.
Hydraulic Fluid Change:
Typically every 500-1000 operating hours, refer to manual.
Air Filter Replacement:
As needed based on operating conditions, indicated by vacuum gauge or visual inspection.
Engine Coolant Type:
Ethylene Glycol based antifreeze, 50/50 mix with distilled water.
Transmission Fluid Capacity:
Refer to manual for specific capacity (typically 5-8 liters).
Common Wear Items:
Hydrostatic drive components (transaxle wear), hydraulic hoses and seals, PTO clutch wear.
Electrical Gremlins:
Wiring harness chafing or corrosion in connectors, particularly around the engine and PTO controls.
Brand Origin:
McCormick Tractors originated in the United States, with a long history in agricultural machinery. Later acquired and managed by various entities, including ARGO Tractors.
Gx Series Introduction:
The GXH series represents McCormick's entry into the compact utility tractor market, designed to compete with established brands.
Manufacturing Location:
Likely manufactured in Italy or South Korea by ARGO Tractors or its associated manufacturing partners.
