Rebuild the driveline and hydraulics on Ford's articulated four-wheel drives with this Ford FW-20, FW-30, FW-40, FW-60 repair manual PDF, the 428-page factory publication SE 3920 covering all four tractors in the series. Hydraulic troubleshooting takes up roughly the back half of the book, walking you from system principles through contamination, overheated oil, poor implement response, and steering circuit diagnosis, with schematics and full service coverage of the Steiger hydrostatic pump and PTO motor rotating groups. Electrical block schematics trace the bulkhead connectors and the Murphy shutdown switch, while separate troubleshooting charts handle the clutch, transmission, transfer case, and axles. Set release bearing clearance at 1/2 inch (12.7 mm), and condemn a valve spool once leakage passes 16 cc per minute at 1000 PSI. A dead FW in planting season costs you acres by the hour. Buy this bookmarked, text-searchable PDF once and it stays yours for the life of the tractor.
What's Inside This Repair Manual
| System | Pages | Key Topics |
|---|---|---|
| Operation and Maintenance | 9-10 | Steiger Angle-Spring Clutches, Flywheel, Clutch Release Bearing, Clutch Brake, Clutch Master Cylinder, Slave Cylinder |
| Parts Identification | 11-12 | " Clutch Parts Identification |
| Removal and Disassembly | 13-18 | Clutch Adjustment |
| Clutch Brake Installation | 19-27 | Torque-Limiting Clutch Brake, Clutch Removal, Spacer Blocks |
| Inspection | 28-30 | Release Levers, Driven Discs |
| Reassembly | 31-35 | Clutch Assembly, Shifter Housing, Drive Gear, Countershafts, Differential Carrier, Wheel Hub |
| Alignment | 36-38 | Worn Housings, Engine Flywheel Housing Face |
| Installation | 39-44 | Pre-Installation Checks, Installing 15.50" Clutch on Flywheel, Installation of Transmission |
| Specifications | 45 | Clutch Dimensions, Bell Housing Size, Torque Requirements, O-Ring Dimensions, Gear Ratios, Bearing Clearances |
| Clutch Troubleshooting | 46-48 | Poor Release, Clutch Slippage, Noisy Clutch |
| Transmission Troubleshooting | 49-72 | Noise in Gear, Oil Leaks, Walking Out of Gear, Hard Shifting, Bearing Failures |
| Two Speed Transfer Case Troubleshooting | 73-100 | Jumping Out of Gear, Hard Shifting, Excessive Noise, Oil Leakage, Overheating |
| Axle Troubleshooting | 101-140 | Axle Assembly, Wheel Hub Disassembly, Differential Carrier Assembly, Torque Values |
| Electrical System Schematics | 141-152 | Electrical Block Schematic, Bulkhead Connectors, Murphy Type Shutdown Switch |
| Steiger Hydrostatic PTO Motor Service | 153-176 | Hydrostatic Motor Disassembly, Rotating Group, Valve Block, Cylinder Barrel |
| Steiger Hydrostatic Pump Service | 177-212 | Pump Disassembly, Control Valve, Charge Pump, Rotating Group, Failure Analysis |
| Hydraulics Troubleshooting and Diagnosis | 213-428 | System Principles, Contamination, Overheated Oil, Poor Implement Response, Steering Circuit Response, Hydraulic Pump Failures |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Clutch release bearing clearance | 1/2 inch (12.7 mm) | p. 14 |
| Clutch cross shaft clearance | 1/8 inch (3.175 mm) | p. 13 |
| Release Sleeve Bushing Dia. (new) | 2.010/2.008 inches | p. 45 |
| lining material surface thickness limit | 1/16 inch (1.58 mm) | p. 132 |
| Maximum spool leakage rate | 16 CC's per minute at 1000 PSI | p. 305 |
| Clutch mounting bolt torque | 35-40 ft. lbs. | p. 40 |
| Clutch brake torque limit | 25-30 ft. lbs. | p. 19 |
| Countershaft locknut torque | 550-600 ft. lbs. | p. 63 |
| Mainshaft locknut torque | 550-600 ft. lbs. | p. 64 |
| Differential case bolt torque | 135-155 ft. lbs. | p. 112 |
| Ring gear bolt nut torque | 190-200 ft. lbs. | p. 112 |
| Pinion bearing preload (spring scale pull) | 5-11 lbs. | p. 113 |
