Target Audience:
Owners, operators, and service technicians of David Brown 1390 tractors, from DIY enthusiasts to professional mechanics.
Value Proposition:
Inexpensive and essential resource for maintaining optimal performance and longevity of the David Brown 1390 tractor.
Manual Advantage:
Provides detailed, step-by-step instructions and diagrams, crucial for accurate repairs and diagnostics.
Information Source:
Considered the primary source for repair and service information, often referred to as a 'factory service manual'.
Primary Coverage:
Complete service and repair information for the David Brown 1390 tractor.
Estimated Page Count:
Extensive (specific number not provided, but described as 'complete' and 'covers every detail')
Manual Type:
Workshop Service Repair Manual
Delivery Method:
Instant Download
Software Requirements:
Adobe PDF Reader, WinZip
Operating Systems:
All Versions of Windows & Mac
Engine Mechanical:
Detailed coverage of engine components, disassembly, assembly, and overhaul.
Engine Electrical:
Wiring schematics, troubleshooting, and repair of the engine's electrical systems.
Emission Control:
Information on emission control systems and their maintenance.
Fuel System:
Comprehensive coverage of the fuel system, including pumps, injectors, and filters.
Suspension System:
Details on the tractor's suspension components and maintenance procedures.
Clutch System:
In-depth information on clutch operation, adjustment, and repair.
Manual Transaxle:
Complete service and repair procedures for the manual transaxle system.
Automatic Transaxle:
While unlikely for this era of tractor, if equipped, coverage for automatic transaxle systems.
Driveshaft Axle:
Service and repair for the driveshaft and axle assemblies.
Steering System:
Detailed instructions for steering system maintenance and repair.
Brake System:
Thorough coverage of brake system components, operation, and repair.
Body Interior Exterior:
Information on body panels, trim, and interior components.
Body Electrical:
Wiring diagrams and repair for the tractor's body electrical systems (lights, etc.).
Restraint System:
Information on operator restraint systems (e.g., seat belts, if applicable).
Maintenance:
Routine maintenance procedures, lubrication, and fluid changes.
Troubleshooting:
Diagnostic procedures and common problem solutions.
Repair Overhaul:
Step-by-step instructions for component removal, disassembly, repair, and reassembly.
Diagnostics:
Detailed diagnostic trees and fault finding for various systems.
Depth Of Coverage:
Comprehensive, suitable for both novice and experienced mechanics, covering from basic adjustments to complete rebuilds.
Illustrations:
Detailed illustrations, diagrams, and photos to guide repair procedures.
Wiring Schematics:
Included for electrical system diagnostics and repair.
Specifications:
Detailed technical specifications, torque values, clearances, and tolerances.
File Format Details:
PDF, optimized for digital viewing and printing.
Print Capability:
Fully printable pages.
Print Recommendation:
Print specific pages as needed for workshop use.
Binding Type:
N/A (Digital PDF)
Paper Type:
N/A (Digital PDF)
Searchability:
Likely searchable text within the PDF, enhancing efficiency.
Navigation:
Numbered table of contents for quick information retrieval.
Zoom Functionality:
Zoom IN/OUT capability for detailed examination of diagrams and illustrations.
Engine Family:
Typically Perkins or David Brown manufactured engines for this series.
Horsepower Range:
Approximately 70-80 PTO horsepower (exact figures vary by specific engine variant).
Torque Characteristics:
Designed for robust torque delivery crucial for agricultural applications.
Injection System:
Typically direct injection, often with rotary or inline fuel injection pumps.
Cooling Type:
Liquid-cooled
Transmission Type:
Manual Transmission (likely with multi-speed options like 8-speed, 12-speed, or synchromesh variants).
Optional Transmission:
Possibly a creeper gear or specialized transmission options depending on market and configuration.
Gear Selection:
Likely a combination of main gear lever and range selector for multiple forward and reverse gears.
Power Takeoff Pto:
Standard PTO operation and maintenance covered.
Engine Oil Change:
Typically every 250-500 operating hours, as detailed in the manual. Requires specific diesel engine oil.
Transmission Hydraulic Fluid:
Regular fluid and filter changes are critical for transmission and hydraulic system longevity; specific intervals and fluid types detailed in the manual.
Engine Oil Type:
API CD or CE rated diesel engine oil, viscosity typically SAE 15W-40 or 10W-30 depending on climate. (Exact specification in manual).
Hydraulic Transmission Fluid:
David Brown UTTO (Universal Tractor Transmission Oil) or equivalent specified fluid. Capacity and specific grade in manual.
Coolant Type:
Ethylene glycol-based antifreeze/coolant mixture for freeze and corrosion protection. Ratio and type in manual.
Common Wear Points:
Potential wear in clutch, brake components, and hydraulic systems; front axle kingpins and bushes are common wear items.
Electrical Issues:
Older wiring harnesses can degrade, leading to intermittent electrical faults; manual's wiring diagrams are essential.
David Brown Legacy:
David Brown was a renowned British tractor manufacturer known for robust and reliable machinery, later becoming part of the Tenneco (Case IH) conglomerate.
1300 Series:
The 1390 is part of the David Brown 1300 series, a popular line of medium-horsepower tractors developed in the late 1970s and early 1980s, succeeding earlier models.
Production Period:
Primarily produced in the early to mid-1980s.