Market Segment:
Sub-compact and compact utility tractor market, favored by homeowners, small farms, and landscaping professionals.
Key Competitors:
John Deere 1 Series/2 Series, Mahindra eMax Series, Massey Ferguson GC Series, Yanmar SA Series.
Tractor Features:
Durable and reliable, user-friendly operation, versatile for various tasks (mowing, tilling, loader work, snow removal), compact size for maneuverability.
Manual Benefit:
Empowers owners and technicians with the knowledge to perform comprehensive maintenance, diagnostics, and repairs, extending the lifespan and maximizing the utility of the B2920 tractor.
Engine System:
Detailed diagnostics, overhaul, lubrication, cooling, fuel system, exhaust system, engine management.
Transmission System:
Service, repair, and troubleshooting of hydrostatic and/or mechanical transmissions, including gearboxes and drivelines.
Hydraulic System:
Service and repair of hydraulic pumps, cylinders, valves, and related components for implement control.
Electrical System:
Wiring diagrams, component testing, troubleshooting of starting and charging systems, lighting, and accessories.
Chassis And Steering:
Front axle, rear axle, steering system components, braking system diagnostics and repair.
Pto And Implements:
Power Take-Off (PTO) system service, and potentially information related to common integrated implements or their interfaces.
Maintenance Procedures:
Scheduled maintenance, lubrication points, fluid changes, filter replacements, pre-operation checks.
Troubleshooting Guides:
Systematic diagnostic procedures for identifying and resolving common and uncommon faults.
Repair Procedures:
Step-by-step instructions for component disassembly, repair, reassembly, and adjustment.
Overhaul Instructions:
Comprehensive rebuild procedures for major components like engines, transmissions, and hydraulic pumps.
Torque Specifications:
Detailed torque values for critical fasteners across all systems.
Depth:
Comprehensive workshop level, covering diagnostics, repair, overhaul, and adjustment.
Engine Model:
D902 (Typical, specific variant may exist)
Engine Type:
3-Cylinder, Indirect Injection Diesel
Displacement:
898 cc (54.8 cubic inches)
Horsepower Gross:
Approx. 29 HP
Horsepower Net:
Approx. 25-27 HP (Varies by configuration)
Cooling System:
Liquid-cooled
Injection System:
Indirect Injection (IDI)
Fuel Filter Part Number:
Typical: HH150-32430 (verify with specific model/engine)
Oil Type Specification:
Kubota Super UDT 2 or equivalent (for transmission/hydraulic), SAE 10W-30 Diesel Engine Oil (API CF or higher for engine, verify with manual)
Engine Oil Capacity:
Approx. 3.5 liters (3.7 US qt.) with filter change (verify with manual)
Emission Standards:
Compliant with applicable Tier 4 standards for its production era.
Transmission Type:
Hydrostatic Transmission (HST)
Optional Transmission:
Not typically offered as an option, HST is standard for this series.
Drive System:
2WD or 4WD (selectable or automatic)
Transmission Control:
Forward/Reverse pedal control
Pto Speed:
540 RPM PTO (Rear), potentially Mid PTO depending on configuration.
Hydraulic Pump Capacity:
High-capacity hydraulic pump for implement operation (specific GPM varies).
Transmission Fluid Type:
Kubota Super UDT 2 (Universal Tractor Drive Fluid) or equivalent.
Overall Length:
Approx. 2500-2700 mm (98-106 inches) without implements (verify)
Overall Width:
Approx. 1200-1400 mm (47-55 inches) (verify)
Wheelbase:
Approx. 1500-1600 mm (59-63 inches) (verify)
Operating Weight:
Approx. 900-1100 kg (1980-2425 lbs) without implements (verify)
Drawbar Horsepower:
Approx. 20-23 HP (typical for this class)
Rollover Protection:
Standard ROPS (Roll Over Protection Structure), often with optional ROPs canopy.
Braking System:
Wet disc brakes, hydraulic assist.
Seatbelt:
Standard seat belt on operator's station.
Lighting:
Headlights, tail lights, and warning lights as per tractor safety standards.
Infotainment System:
Not applicable in the traditional automotive sense; focus is on functional controls and indicators for tractor operation.
Driver Assistance Features:
Features like cruise control (if equipped), PTO engagement controls, and HST pedal offer ease of operation but are not advanced driver-assistance systems (ADAS).
Connectivity Options:
Not applicable; basic tractor with mechanical and hydraulic controls.
Engine Oil Change:
Every 100 hours or 12 months, whichever comes first (verify with manual).
Air Filter Maintenance:
Check every 50 hours, clean or replace as needed (or every 200 hours).
Fuel Filter Replacement:
Every 300 hours or 12 months.
Hydraulic Fluid Change:
Every 600 hours or 24 months.
Hydraulic Fluid Spec:
Kubota Super UDT 2 (Universal Tractor Drive Fluid) or equivalent; consult manual for exact OEM specification.
Engine Coolant Type:
Ethylene glycol-based antifreeze (50/50 mix with distilled water) meeting JIS K 2234 Class 2 standards (Kubota Super Coolant or equivalent recommended).
Common Wear Items:
Hydrostatic transmission (HST) fluid and filter degradation over extended use, wear on PTO clutch components, general wear on seals and hoses.
Electrical Gremlins:
While generally reliable, occasional issues with wiring harnesses or switches can occur due to exposure to the elements and vibration. The manual's wiring diagrams are crucial for diagnosis.
Importance Of Manual:
Crucial for adhering to precise service intervals, correct fluid types, and diagnostic procedures, preventing costly breakdowns and ensuring optimal performance.
Brand History:
Kubota has a long-standing reputation for producing reliable and durable compact agricultural and construction machinery since its founding in 1890.
B Series Evolution:
The B-series tractors have evolved significantly over the years, with the B2920 representing a modern iteration focused on user comfort, efficiency, and versatility in the compact tractor segment.
Manufacturing Location:
Primarily manufactured in Japan, with some assembly potentially occurring in other global locations.
