Kubota B2650HSDC & B3350HSDC Service Manual – Includes DPF & Electronic Updates

Kubota B2650HSDC, B3350HSDC Tractor Service Manual (9Y111-08221)

This detailed service manual for the Kubota B2650HSDC and B3350HSDC tractors includes comprehensive diagnostic and maintenance instructions. Covering engine systems, HST transmission, PTO control, hydraulics, advanced emission systems, electrical components, and air conditioning, it is an essential tool for skilled technicians handling precision repairs. 

Model Covers:

Kubota B2650HSDC – D1305-E4-D26-Q

Kubota B3350HSDC – V1505-T-E4-D26-Q (Includes DPF & Electronic Updates)

File Format: PDF

Size: 17.16 MB

No. of pages: 485

Language: English

Delivery Method: Instant Download - Access your file immediately after purchase.

Note: This manual includes updated content for B3350 models equipped with additional emission control features and electronic components. For standard servicing procedures that remain unchanged, refer also to publication number 9Y111-08220, which contains identical information for shared systems and components.

📑 Included Sections:

Emission and Engine Enhancements

• Expanded DPF regeneration modes (inhibit and default) with lamp diagnostics
• Electronic governor updates and added fuel system sensor checks
• Engine speed sensor and burner glow circuit details for V1505
• Full calibration flow for rack sensor and accelerator lever sensor

Electrical and Diagnostic System Improvements

• Dual wiring diagrams for B3350 (Inhibit vs Default ECU versions)
• Safety switch map linked to engine conditions
• New test procedures for governor solenoid, DPF INHIBIT switch, heater glow
• Accelerator sensor calibration steps (specific to B3350)

Cabin and Air Conditioning Enhancements

• Refined control panel diagnostics for mode and temperature motors
• Expanded relay and defogger testing workflow
• Comprehensive refrigerant handling and manifold gauge testing procedures

Core Mechanical Systems (Retained from Previous Version)

• Engine disassembly: cylinder head, piston, timing gears, oil pump
• Hydrostatic transmission, cruise control, and independent PTO servicing
• Front and rear axle teardown, differential gears and steering systems
• 3-point hitch valve, loader control, feedback linkage and lift arm diagnostics

This Kubota B2650HSDC B3350HSDC Tractor Service Manual introduces vital updates for advanced emissions compliance and sensor calibration. Perfect for modern workshops maintaining newer Kubota Tier 4 Final tractors with complex electronic and HVAC systems.