1992 Ford LN9000 Service and Repair Manual
This factory service and repair manual for the 1992 Ford LN9000 covers the Base-trim short-conventional tractor truck and straight truck with five diesel engines. Two are six-cylinder units, the 10.5L (638 cu in) and the 10.3L (629 cu in), and three are turbocharged inline-sixes, the 10.0L (611 cu in), the 14.6L (893 cu in) and the 14.0L (855 cu in). The procedures, specifications, torque values, wiring diagrams and diagnostics are set out for each engine in turn, which matters on a truck where the same cab and chassis could carry any of the five.
Engines covered
- 10.5L six-cylinder (638 cu in) — diesel
- 10.0L inline-six (611 cu in) — turbocharged, diesel
- 14.6L inline-six (893 cu in) — turbocharged, diesel
- 14.0L inline-six (855 cu in) — turbocharged, diesel
- 10.3L six-cylinder (629 cu in) — diesel
Body styles covered
- Tractor truck, short conventional
- Straight truck, short conventional
Trims covered
- Base
Known issues on the 1992 LN9000. Fuel tank pressure is the subject of the only recall NHTSA holds on the 1992 LN9000. It covers missing labels that were meant to remind operators to reopen the fuel tank crossover valves after closing them; with the tanks more than half full, running the engine with the valves shut could build pressure, rupture a tank, spill diesel fuel and start a fire. Owners have filed one complaint with NHTSA, and it concerns the steering. The manual's fuel system and steering procedures, specifications and diagnostics address exactly those two areas.
THE LABELS REMINDING OPERATORS CLOSING THE FUEL TANK CROSSOVER VALVES TO REOPEN THE VALVES BEFORE OPERATING THE ENGINES WERE OMITTED. IF THE TANKS ARE OVER HALF FULL AND VEHICLE OPERATION WAS RESUMED
3/19/04 PART # 3146 FAILED, THIS IS THE THIRD TIME THIS PART HAS FAILED ON TWO DIFFERENT TRUCKS (HEAVY DUTY TRACTORS ) WE CALLED FORD AND THEY COULD CARE LESS WE SOLD OUR HEAVY TRUCK DIVISION THEY T
