Market Segment:
Agricultural Tractor
Competitive Landscape:
Competed against other European tractor manufacturers offering robust, utilitarian machinery for farming and light industrial use in the mid-1960s.
Key Features Of Vehicle:
Designed for reliability and ease of operation in agricultural settings. Featured a straightforward mechanical design.
Target Audience:
Owners and operators of the Volvo BM G 612 tractor.
Systems Covered:
Engine, Transmission, Hydraulics, Steering, Brakes, Electrical System, Chassis, Implements
Engine Overhaul Instructions:
Basic adjustment procedures, likely not full rebuild instructions.
Transmission Operation:
Gear selection, PTO operation.
Hydraulic System:
Operation of lift arms, hydraulic outlets, fluid level checks, and basic maintenance.
Steering System:
Basic operation and lubrication points.
Braking System:
Operation, parking brake, and potentially basic adjustments.
Electrical System:
Operation of lights, starter, charging system (if applicable), fuse locations (if any).
Chassis And Suspension:
Lubrication points, wheel bolt torque (if applicable).
Procedures Included:
Startup, Operation, Basic Adjustments, Lubrication, Routine Maintenance, Troubleshooting, Safety Precautions
Startup Procedure:
Correct sequence for starting the engine.
Shutdown Procedure:
Correct sequence for stopping the engine.
Lubrication Schedule:
Detailed schedule of grease points and oiling points with recommended intervals.
Fluid Level Checks:
Instructions for checking engine oil, coolant, hydraulic fluid, and transmission oil.
Filter Replacement:
Instructions for replacing fuel, oil, and air filters.
Tire Pressure Recommendations:
Recommended pressures for front and rear tires.
Troubleshooting Common Faults:
Basic guidance on identifying and resolving common operational issues.
Safety Instructions:
Crucial safety warnings and operating guidelines.
Technical Depth:
Focuses on operator-level understanding and essential maintenance tasks specific to the G 612 tractor.
Diagnostic Capabilities:
Limited to basic visual checks and simple adjustments; does not cover in-depth diagnostics or component repair.
Repair Instructions:
Focuses on maintenance and minor adjustments rather than complex mechanical repairs or overhauls.
Engine Manufacturer:
Volvo
Engine Configuration:
Likely inline diesel, specific cylinder count and displacement not detailed in product info but typically 4-cylinder for this class of tractor.
Horsepower Range Estimated:
Likely in the 40-60 HP range, common for tractors of this era and size.
Injection System:
Likely mechanical direct injection or indirect injection.
Wheelbase Estimated:
Typical for mid-size tractors of the era, likely around 80-90 inches.
Operating Weight Estimated:
Likely in the 4,000-6,000 lbs range.
Safety Standards Era:
Reflects safety practices and regulations of the early to mid-1960s, primarily focused on mechanical stability and operator protection.
Active Safety Features:
Standard braking system, steering.
Passive Safety Features:
Operator station design, guarding for moving parts.
Routine Maintenance Intervals:
The manual provides guidance on regular service intervals for lubrication, fluid checks, and filter replacements, typically on an hourly or daily basis for critical points.
Engine Oil Type:
Likely SAE 30 or 10W-30 diesel engine oil, depending on climate. Manual would specify exact grade and API service classification.
Hydraulic Fluid Type:
Typically a UTF (Universal Tractor Transmission Oil) or a dedicated hydraulic oil. Manual would detail viscosity and specifications.
Coolant Type:
Water with corrosion inhibitor or a glycol-based antifreeze, depending on operating climate.
Common Wear Items:
Clutch wear, hydraulic pump wear, seal leaks, starter motor issues (common for vintage diesels).
Preventative Maintenance Focus:
Proper lubrication and timely fluid changes are critical for longevity.
Brand Heritage:
Volvo BM (Bolinder-Munktell) has a long history in the production of agricultural and construction machinery in Sweden.
Model Positioning:
The G 612 likely represented a robust, mid-range tractor model within Volvo BM's agricultural lineup for its time.
Model Context:
Part of the evolution of Swedish agricultural mechanization, providing reliable power for farming tasks.
Production Era:
Mid-1960s
