Kubota T1570A T1670A T1770A T1870A Workshop Service Manual

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🏷️ Basic Information Identification Make: Kubota Model: Tractor Series (T1570A, T1670A, T1770A, T1870A) Model Type: Lawn & Garden Tractor Codes Product Sku: Kubota T1570A T1670A T1770A T1870A Workshop Service Manual PDF Download 👋 Introduction Market Position Category: Compact Utility / Lawn & Garden Tractor Target Audience: Homeowners with large properties, small farm operators, landscapers, and property managers requiring a durable and versatile tractor for various tasks. Competitive Analysis Peer Competitors: John Deere (e.g., X-series), Yanmar, Mahindra, Massey Ferguson (compact models), Cub Cadet, Troy-Bilt. Key Features Design Philosophy: Robust construction, user-friendly operation, versatility for various property maintenance tasks, reliability, and durability characteristic of Kubota agricultural and compact equipment. Versatility: Capable of powering various attachments such as mowers, tillers, snow blowers, loaders, and trailers, making them highly adaptable for year-round use. 📋 Manual Details Coverage Areas Covered Models: Kubota T1570A, T1670A, T1770A, T1870A Page Count Estimated Pages: Hundreds of pages (specific count not provided in product description) Manual Type Type: Workshop Service / Repair Manual Language Language: English (assumed based on typical Kubota documentation for export markets) Format Format: PDF Download 📖 Manual Coverage Systems Covered Major Systems: Engine, Transmission, Drivetrain, Hydraulics, Steering, Braking, Electrical System, Fuel System, Cooling System, Ignition System, Chassis, Body, Attachments Specific Systems: Engine (Kubota D-series diesel), Hydrostatic Transmission (HST), 2WD/4WD drivetrain, PTO clutch and engagement, hydraulic lift system, power steering (if applicable), braking system, electrical diagnostics (starting, charging, lighting, PTO engagement), cooling system, fuel system, lubrication system, chassis components, steering assembly, operator controls. Procedures Included Maintenance And Repair: Scheduled maintenance, disassembly, assembly, troubleshooting, diagnostic procedures, adjustments, repair techniques, component replacement, overhaul procedures Repair Procedures: Engine rebuild, HST overhaul, transmission gear and differential inspection/repair, hydraulic pump and cylinder repair, steering linkage replacement, brake caliper/drum servicing, electrical system troubleshooting and component replacement (alternator, starter, wiring harness), cooling fan and radiator service, fuel injector testing and replacement. Diagnostic Procedures: Step-by-step troubleshooting guides for common and uncommon problems, electrical schematics, diagnostic flowcharts, pressure testing for hydraulic systems, compression testing for engines. Troubleshooting Guides: Comprehensive troubleshooting for starting problems, engine performance issues, hydraulic system malfunctions, transmission behavior, electrical faults, and PTO engagement failures. Technical Depth Depth: Comprehensive factory-level technical details, including torque specifications, clearances, tolerances, wiring diagrams, and detailed repair instructions suitable for professional technicians and advanced DIY users. Precision Specs: Detailed torque specifications for all fasteners, valve clearances, piston ring end gap, bearing clearances, gear backlash, hydraulic pressures, and electrical resistance values. Electrical Schematics: Includes detailed wiring diagrams for the entire tractor, covering lighting, starter, charging system, safety interlocks, and PTO controls. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Searchability: PDF format typically allows for text searching, making it easy to locate specific topics or repair procedures. Print Quality Quality: High-resolution scans of original factory documentation, ensuring clarity of text and diagrams for printing and digital viewing. Diagram Clarity: Clear, legible diagrams, schematics, and illustrations crucial for accurate repair and maintenance. Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Manual Type Completeness: Complete official factory service and repair manual, intended for comprehensive maintenance and repair operations. ⚙️ Engine Specifications Primary Engine Engine Family: Kubota Diesel (likely ZT series, e.g., ZT2, ZT3, ZT4 for this era of tractors) Performance Horsepower Range: Typically in the 15-20 HP range for this model series (specific to each model: T1570A ~15HP, T1670A ~16HP, T1770A ~17HP, T1870A ~18HP. Exact figures may vary based on engine variant). Torque Specifications: Torque figures are not provided in the product description but are detailed in the workshop manual for engine assembly and tuning. Fuel System Injection Type: Direct Injection (common for Kubota diesel engines of this period) Fuel Type: Diesel fuel. Cooling System Cooling Method: Liquid-cooled Coolant Capacity: Refer to manual for specific capacity (typically 3-5 liters). Engine Type Configuration: Vertical-shaft, 2 or 3-cylinder diesel Displacement: Diesel engines typically range from approximately 0.8L to 1.6L, depending on the specific engine model (e.g., ZT2, ZT3, ZT4 series). Refer to manual for exact displacement. 🔧 Transmission Standard Transmission Type: Hydrostatic Transmission (HST) Optional Optional Transmissions: Unlikely to have common optional transmissions for this specific series and market segment; HST was the prevalent choice. Features Drive System: 2WD (Two-Wheel Drive) with potential for 4WD on certain configurations or variants, though the product description doesn't specify 4WD for these exact models. PTO engagement likely via clutch or electric engagement. Drive Type: Rear-wheel drive (RWD) standard on most, with 4WD options sometimes available depending on specific model variant or region. Consult manual for exact drive configuration. Pto Type: Mid-PTO (for mower deck) and Rear PTO (for implements). Engagement methods vary (e.g., electric or manual clutch). Transmission Fluid Fluid Type: Kubota UDT (Universal Tractor Transmission Fluid) or equivalent specified by Kubota. Refer to manual for exact specification (e.g., SAE 10W-30 for certain hydraulic/transmission applications). 📐 Dimensions Exterior Wheelbase:...

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Type: Tractor

Sku: 62628

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Availability: In stock

Tags: Agriculture Kubota Others T1570A T1670A T1770A T1870A Tractor Tractors

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Description

🏷️ Basic Information

Identification

Make:

Kubota

Model:

Tractor Series (T1570A, T1670A, T1770A, T1870A)

Model Type:

Lawn & Garden Tractor

Codes

Product Sku:

Kubota T1570A T1670A T1770A T1870A Workshop Service Manual PDF Download

👋 Introduction

Market Position

Category:

Compact Utility / Lawn & Garden Tractor

Target Audience:

Homeowners with large properties, small farm operators, landscapers, and property managers requiring a durable and versatile tractor for various tasks.

Competitive Analysis

Peer Competitors:

John Deere (e.g., X-series), Yanmar, Mahindra, Massey Ferguson (compact models), Cub Cadet, Troy-Bilt.

Key Features

Design Philosophy:

Robust construction, user-friendly operation, versatility for various property maintenance tasks, reliability, and durability characteristic of Kubota agricultural and compact equipment.

Versatility:

Capable of powering various attachments such as mowers, tillers, snow blowers, loaders, and trailers, making them highly adaptable for year-round use.

📋 Manual Details

Coverage Areas

Covered Models:

Kubota T1570A, T1670A, T1770A, T1870A

Page Count

Estimated Pages:

Hundreds of pages (specific count not provided in product description)

Manual Type

Type:

Workshop Service / Repair Manual

Language

Language:

English (assumed based on typical Kubota documentation for export markets)

Format

Format:

PDF Download

📖 Manual Coverage

Systems Covered

Major Systems:

Engine, Transmission, Drivetrain, Hydraulics, Steering, Braking, Electrical System, Fuel System, Cooling System, Ignition System, Chassis, Body, Attachments

Specific Systems:

Engine (Kubota D-series diesel), Hydrostatic Transmission (HST), 2WD/4WD drivetrain, PTO clutch and engagement, hydraulic lift system, power steering (if applicable), braking system, electrical diagnostics (starting, charging, lighting, PTO engagement), cooling system, fuel system, lubrication system, chassis components, steering assembly, operator controls.

Procedures Included

Maintenance And Repair:

Scheduled maintenance, disassembly, assembly, troubleshooting, diagnostic procedures, adjustments, repair techniques, component replacement, overhaul procedures

Repair Procedures:

Engine rebuild, HST overhaul, transmission gear and differential inspection/repair, hydraulic pump and cylinder repair, steering linkage replacement, brake caliper/drum servicing, electrical system troubleshooting and component replacement (alternator, starter, wiring harness), cooling fan and radiator service, fuel injector testing and replacement.

Diagnostic Procedures:

Step-by-step troubleshooting guides for common and uncommon problems, electrical schematics, diagnostic flowcharts, pressure testing for hydraulic systems, compression testing for engines.

Troubleshooting Guides:

Comprehensive troubleshooting for starting problems, engine performance issues, hydraulic system malfunctions, transmission behavior, electrical faults, and PTO engagement failures.

Technical Depth

Depth:

Comprehensive factory-level technical details, including torque specifications, clearances, tolerances, wiring diagrams, and detailed repair instructions suitable for professional technicians and advanced DIY users.

Precision Specs:

Detailed torque specifications for all fasteners, valve clearances, piston ring end gap, bearing clearances, gear backlash, hydraulic pressures, and electrical resistance values.

Electrical Schematics:

Includes detailed wiring diagrams for the entire tractor, covering lighting, starter, charging system, safety interlocks, and PTO controls.

📊 Manual Specifications

File Format

File Type:

PDF (Portable Document Format)

Searchability:

PDF format typically allows for text searching, making it easy to locate specific topics or repair procedures.

Print Quality

Quality:

High-resolution scans of original factory documentation, ensuring clarity of text and diagrams for printing and digital viewing.

Diagram Clarity:

Clear, legible diagrams, schematics, and illustrations crucial for accurate repair and maintenance.

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download)

Manual Type

Completeness:

Complete official factory service and repair manual, intended for comprehensive maintenance and repair operations.

⚙️ Engine Specifications

Primary Engine

Engine Family:

Kubota Diesel (likely ZT series, e.g., ZT2, ZT3, ZT4 for this era of tractors)

Performance

Horsepower Range:

Typically in the 15-20 HP range for this model series (specific to each model: T1570A ~15HP, T1670A ~16HP, T1770A ~17HP, T1870A ~18HP. Exact figures may vary based on engine variant).

Torque Specifications:

Torque figures are not provided in the product description but are detailed in the workshop manual for engine assembly and tuning.

Fuel System

Injection Type:

Direct Injection (common for Kubota diesel engines of this period)

Fuel Type:

Diesel fuel.

Cooling System

Cooling Method:

Liquid-cooled

Coolant Capacity:

Refer to manual for specific capacity (typically 3-5 liters).

Engine Type

Configuration:

Vertical-shaft, 2 or 3-cylinder diesel

Displacement:

Diesel engines typically range from approximately 0.8L to 1.6L, depending on the specific engine model (e.g., ZT2, ZT3, ZT4 series). Refer to manual for exact displacement.

🔧 Transmission

Standard

Transmission Type:

Hydrostatic Transmission (HST)

Optional

Optional Transmissions:

Unlikely to have common optional transmissions for this specific series and market segment; HST was the prevalent choice.

Features

Drive System:

2WD (Two-Wheel Drive) with potential for 4WD on certain configurations or variants, though the product description doesn't specify 4WD for these exact models. PTO engagement likely via clutch or electric engagement.

Drive Type:

Rear-wheel drive (RWD) standard on most, with 4WD options sometimes available depending on specific model variant or region. Consult manual for exact drive configuration.

Pto Type:

Mid-PTO (for mower deck) and Rear PTO (for implements). Engagement methods vary (e.g., electric or manual clutch).

Transmission Fluid

Fluid Type:

Kubota UDT (Universal Tractor Transmission Fluid) or equivalent specified by Kubota. Refer to manual for exact specification (e.g., SAE 10W-30 for certain hydraulic/transmission applications).

📐 Dimensions

Exterior

Wheelbase:

Specific wheelbase figures vary by model but are typically in the range of 60-70 inches for this class of tractor. Refer to manual for precise dimensions.

Length:

Approximate length typically ranges from 80-95 inches (203-241 cm) without attachments. Refer to manual for precise dimensions.

Width:

Approximate width typically ranges from 45-55 inches (114-140 cm) without attachments. Refer to manual for precise dimensions.

Height:

Approximate height typically ranges from 50-60 inches (127-152 cm) to the steering wheel or operator station. Refer to manual for precise dimensions.

Weights

Operating Weight:

Approximate operating weight typically ranges from 1300-1600 lbs (590-725 kg), depending on configuration and attachments.

Towing Capacity:

Typically designed for light-duty towing of trailers and implements. Specific rated capacity should be in the manual.

Shipping Weight:

Varies by model and included options. Consult manual for detailed specifications.

Lift Capacity:

Hydraulic lift capacity for rear implements (if equipped with a 3-point hitch or similar) or front loader is specified in the manual.

🛡️ Safety Features

Ratings

Safety Standards:

Designed to meet relevant agricultural and compact tractor safety standards of its production era. Includes features like ROPS (Roll-Over Protection Structure) if equipped, seat interlocks, and parking brake indicators.

Active Features

Safety Features:

Operator presence control, neutral start interlock, parking brake, operator presence lever/pedal interlock, hydrostatic control lockout.

Passive Features

Protective Structures:

ROPS (Roll-Over Protection Structure) often standard or optional on these models for operator safety in case of tipping.

💡 Technology Features

Infotainment

Infotainment System:

Not applicable. These are utility tractors focused on function, not equipped with traditional automotive infotainment systems.

Driver Assistance

Operator Aid Features:

Operator presence control (engine shuts off if operator leaves seat), PTO safety interlocks.

Connectivity

Connectivity Features:

Not applicable.

🔧 Maintenance

Service Intervals

Engine Oil Change:

Typically every 50 or 100 operating hours, or annually. Refer to manual for precise interval and operating conditions.

Air Filter Replacement:

Inspect at 50 hours, replace as needed or annually. More frequent replacement in dusty conditions.

Fuel Filter Replacement:

Typically every 200-400 operating hours or annually, depending on fuel quality. Refer to manual.

Transmission Fluid Change:

Initial change at 50-100 hours, then every 200-400 operating hours or annually. Refer to manual for specific intervals and procedures.

Hydrauilc Fluid Change:

Initial change at 50-100 hours, then every 200-400 operating hours or annually. Refer to manual for specific intervals and procedures.

Spark Plug Replacement:

Not applicable (Diesel engines). Maintenance involves glow plugs.

Belt Tension Adjustment:

Regular inspection and adjustment of drive belts (e.g., mower deck belt, HST belt) is crucial and covered in the manual.

Fluid Specifications

Engine Oil Type:

Kubota SUPER UDT, or SAE 10W-30 API CD/CF oil (for engine lubrication). Consult manual for exact diesel engine oil specification (e.g., API CJ-4 or similar).

Hydraulic Fluid Type:

Kubota UDT (Universal Tractor Transmission Fluid) is commonly specified for the hydrostatic transmission and hydraulic systems.

Coolant Type:

Ethylene glycol based antifreeze solution, typically a 50/50 mix with distilled water. Kubota brand coolant or equivalent with corrosion inhibitors for diesel engines.

Transmission Fluid Capacity:

Refer to manual for exact capacity, typically in the range of 8-12 liters for the HST system.

Brake Fluid Type:

Typically uses the same hydraulic fluid as the transmission and main hydraulic system (e.g., Kubota UDT).

Engine Oil Capacity:

Refer to manual for specific oil capacity, typically around 4-6 quarts (3.8-5.7 liters) depending on engine size and filter.

Known Issues

Common Wear Items:

Hydrostatic transmission (HST) drive belts, deck spindles, PTO clutch wear, hydraulic hoses and fittings, steering components, aging electrical connections/wiring.

Potential Problems:

Loss of power, erratic HST performance, hydraulic leaks, overheating, starting difficulties due to aging glow plugs or battery.

Engine Performance Issues:

Difficulty starting in cold weather, smoke from exhaust (black, white, blue), power loss, rough idling.

Steering And Braking Issues:

Stiff steering, unresponsive brakes, fluid leaks from steering or brake components.

Transmission Problems:

Leaking HST drive shafts, worn hydrostatic pump or motor, clutch issues, drive belt slippage.

📚 Vehicle History

Brand Heritage

Heritage:

Kubota Corporation is a Japanese manufacturer of tractors, construction equipment, lawn and garden equipment, engines, and other industrial and agricultural machinery. Founded in 1890, it has a long-standing reputation for quality, durability, and engineering excellence, particularly in diesel engine technology and compact agricultural machinery.

Model Evolution

Series Development:

The T-series represented Kubota's line of robust and versatile lawn and garden tractors, designed to handle a wide range of property maintenance tasks beyond basic mowing. These models often incorporated features typically found on larger utility tractors, such as diesel engines and hydrostatic transmissions, offering enhanced power and longevity. They aimed to bridge the gap between homeowner lawn tractors and professional sub-compact tractors.

Engine Upgrades:

These tractors typically featured Kubota's robust diesel engines, known for their fuel efficiency, reliability, and higher torque output compared to gasoline counterparts in similar-sized tractors.

Production

Production Era:

These models were typically produced in the late 1990s to early 2000s (e.g., roughly 1998-2005 range, specific years can vary). The manual will cover the specific models within this timeframe.