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Allis Chalmers

Allis Chalmers D-14 D-15 D-15 Series II Factory Manual

Allis Chalmers D-14 D-15 D-15 Series II Factory Manual

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Machine data plateRef 63682
Brand
Allis Chalmers
Equipment
Tractors
Models covered
C
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

  • Download link opens on the order page immediately
  • The same link is emailed to you — re-download any time
  • Open on phone, tablet or PC; print only the pages you need
  • Not sure it covers your serial range? Ask us before you buy
🏷️ Basic Information
Identification
Make:
Allis-Chalmers
Model:
D-14, D-15, D-15 Series II
Model Variants:
D-14, D-15, D-15 Series II (includes gasoline and diesel versions)
Production Years:
D-14: 1958-1961; D-15: 1961-1965; D-15 Series II: 1965-1969
👋 Introduction
Market Position
Target Audience:
Farmers, small landowners, and hobby farmers needing a versatile utility tractor for row-crop and light tillage work.
Competitive Advantage:
Allis-Chalmers offered the Power Director transmission providing live PTO and hydraulics, plus a unique roll-shift front axle for adjustable tread width without changing wheel spacings.
Key Features
Engine Options:
Available with Allis-Chalmers 4-cylinder gasoline or diesel engines with high torque backup.
Transmission:
Power Director 8-speed (4 forward with high-low range) with live PTO and hydraulics.
Hydraulics:
Allis-Chalmers Snap-Coupler for quick implement attachment; heavy-duty 3-point hitch.
Operator Comfort:
Two-post folding roll bar available; adjustable seat and easy-reach controls.
📋 Manual Details
Manual Coverage
Coverage Areas:
Complete factory service information for Allis-Chalmers D-14, D-15, and D-15 Series II tractors.
Page Count:
Approximately 600 pages of detailed instructions.
Manual Type:
Factory Service Manual (FSM) with repair, overhaul, and maintenance information.
Language:
English
File Format:
PDF (portable document format)
Delivery Method:
Instant download after purchase
📖 Manual Coverage
Systems Covered
Engine:
Overhaul procedures, troubleshooting, fuel system, cooling, lubrication.
Transmission and Clutch:
Power Director transmission, main gearbox, differential, final drives, clutch adjustment and replacement.
Hydraulic System:
Pump, valves, cylinders, 3-point hitch, Snap-Coupler troubleshooting and repair.
Electrical System:
Wiring diagrams, starter, generator/alternator, lights, gauges.
Steering and Brakes:
Manual and power steering options, mechanical and hydraulic brakes.
Power Take-Off (PTO):
Live PTO operation, PTO shaft and driveline service.
Hitch and Drawbar:
Adjustment and repair of 3-point hitch and drawbar.
Sheet Metal and Cab:
Removal and installation of hood, fenders, and roll bar.
Procedures Included
Disassembly and Assembly:
Step-by-step instructions with torque specs.
Inspection and Measurement:
Clearances, wear limits, and testing procedures.
Troubleshooting:
Diagnostic charts for common issues.
Special Tools:
List of required factory tools and alternatives.
Technical Depth
Detail Level:
Chapters cover complete engine rebuild, transmission overhaul, hydraulic system service, and electrical diagnostics.
Diagrams and Illustrations:
Exploded views and wiring schematics to aid repair.
Specifications:
Includes standard, metric, and decimal equivalents.
Parts Information
Part Numbers:
OEM part numbers for common components.
Parts Manual Reference:
Manual references parts diagrams with part numbers for ordering.
📊 Manual Specifications
File Format
File Type:
PDF
Compatibility:
Works on any device with a PDF reader (Windows, Mac, Linux, iOS, Android).
Requirements:
No special software except a PDF reader.
Searchability:
Text-searchable for quick reference.
Physical Quality
Print Quality:
N/A - digital download, original factory scans are high resolution.
Binding Type:
N/A - digital file (no physical binding)
Paper Type:
N/A - digital file (no physical paper)
⚙️ Engine Specifications
Engine Options
D-14 Engine:
Allis-Chalmers 149 CID 4-cylinder gas, 40 hp (gross); diesel optional (40 hp).
D-15 Engine:
Allis-Chalmers 160 CID 4-cylinder gas, 46 hp (gross); diesel optional (46 hp).
D-15 Series II Engine:
Same as D-15 with improved engine (46 hp gross).
Performance and Fuel System
Fuel System:
Gas: downdraft carburetor with mechanical fuel pump; Diesel: injection pump and direct injection.
PTO Horsepower:
D-14: ~36 hp; D-15: ~42 hp (typical estimates)
Bore and Stroke:
D-14: 3.375 x 4.125 in; D-15: 3.4375 x 4.3125 in
Compression Ratio:
Gas: approximately 7.5:1; Diesel: approximately 16.5:1
🔧 Transmission
Standard Transmission
Type:
Power Director - 8 forward and 2 reverse speeds (4-speed with high-low range)
Live PTO:
Independent of main clutch, engaged with separate lever.
Hydraulic Pump:
Live hydraulics driven by the engine, not the clutch.
Optional Transmission
No Optional:
N/A - only the Power Director was offered for these models.
📐 Dimensions
Exterior
Wheelbase:
74 inches
Length:
Approximately 112 inches (D-15)
Width:
Adjustable front axle, typically 56-80 inches
Height:
75 inches to top of steering wheel
Weights
Curb Weight:
D-14: ~3,500 lbs; D-15: ~3,900 lbs
Shipping Weight:
Similar to curb weight, plus fluids.
🛡️ Safety Features
Ratings and Crash Tests
Safety Ratings:
N/A - tractor safety ratings not applicable (not road vehicles).
Active and Passive Features
Active Features:
Manual and hydraulic brakes, safety start switch, neutral start only.
Passive Features:
Roll bar (optional), seat belt (optional), shielding on engine and PTO.
💡 Technology Features
Infotainment
Audio System:
N/A - tractors of this era had no audio system.
Driver Assistance
Systems:
N/A - mid-20th century tractors had no electronic driver aids.
🔧 Maintenance
Service Intervals
Engine Oil Change:
Every 100 hours or annually in normal duty.
Transmission/Hydraulic Oil:
Every 1000 hours or every 2 years.
Air Filter Service:
Clean every 10 hours in dusty conditions; replace as needed.
Fuel Filter Replacement:
Annually or every 500 hours.
Fluid Specifications
Engine Oil:
SAE 30 (API CC/CD) above freezing; SAE 10W-30 in cold weather.
Transmission and Hydraulic Oil:
Allis-Chalmers Power Fluid 821 or equivalent (ISO 46).
Coolant:
50/50 ethylene glycol mixture.
Known Issues and Wear Items
Common Issues:
The D-14 and D-15 may have electrical issues with old wiring; the Snap-Coupler can leak if seals are old.
Wear Items:
Injector nozzles (diesel), water pump, distributor cap/rotor, tie rod ends.
📚 Vehicle History
Brand Heritage
Manufacturer:
Allis-Chalmers Manufacturing Company, a major American farm equipment producer.
Model Evolution
Development:
The D-14 replaced the WD-45; D-15 replaced D-14; D-15 Series II had improved engine and sheet metal.
Successor:
The D-15 Series II was replaced by the D-17 and later models.
Production Location
Factory:
West Allis, Wisconsin, and Gadsden, Alabama (Diecast plant may have produced parts).
🏆 Awards & Recognition
Model Recognition
Historical Significance:
Allis-Chalmers D-series tractors are remembered for their ruggedness and innovative features.
Owner Enthusiast Clubs:
Preserved by Allis-Chalmers collectors and enthusiasts; still used in antique tractor pulls.
Formal Awards:
N/A - no formal awards were recorded for this specific model.

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Manufacturers change procedures and part numbers by serial-number break. If your data plate shows a serial prefix that is not listed above, contact us with the model and serial number and we will confirm coverage before you order.

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