SEAL KIT- 8T1412 - Caterpillar

Introduction
For Specifications with illustrations, make reference to ATTACHMENT SPECIFICATIONS FOR 5.75" BORE, SIX CYLINDER ENGINES, Form No. REG01529. If the Specifications in Form No. REG01529 are not the same as in the Systems Operation and the Testing and Adjusting, look at the printing date on the back cover of each book. Use the Specifications given in the book with the latest date.Troubleshooting
Troubleshooting can be difficult. On the following pages there is a list of possible problems. To make a repair to a problem, make reference to the cause and correction.This list of problems, causes, and corrections, will only give an indication of where a possible problem can be, and what repairs are needed. Normally, more or other repair work is needed beyond the recommendations in the list. Remember that a problem is not normally caused only by one part, but by the relation of one part with other parts. This list can not give all possible problems and corrections. The serviceman must find the problem and its source, then make the necessary repairs.1. Contactor Switch for Water Temperature Fails to Activate a Shutoff.2. Contactor Switch for Water Temperature Activates Shutoff at Wrong Temperature.3. Contactor Switch for Oil Pressure Fails to Activate a Shutoff.4. Contactor Switch for Overspeed Fails to Activate Shutoff.5. Contactor Switch for Overspeed Activates Shutoff and Wrong Speed.6. Rack Shutoff Solenoid Fails to Stop Engine.7. Rack Shutoff Solenoid Prevents Engine Start.8. No Stability in Woodward Governor Operation.9. Clutch Will Not Engage (Slips), Heats or Lever Moves to Released Position.10. Clutch Shaft Has Too Much End Play.11. Hydraulic Starting Motor Fails to Turn or Turns Slowly.12. Safety Control Shutoff Fails To Stop Engine Because Of Low Oil Pressure.13. Safety Control Shutoff Will Not Let Engine Start.14. Safety Control Shutoff Stops Engine at Wrong Speed.15. Electrical Gauges Give Wrong Readings. Woodward UG-8 Governor
Adjustments
Fuel rack setting is done carefully at the factory. Do not change the fuel rack setting unless it is known to be wrong. A wrong setting of the fuel rack can cause a problem with the turbocharger. Make reference to the book RACK SETTING INFORMATION for the correct rack setting.
Governor Linkage Adjustment
1. Put lever (1), for the terminal shaft of the governor, on the shaft in the position shown. There must be .16 in. (4.06 mm) clearance between lever (1) and housing. The terminal shaft must be in the fuel closed position.Three basic uses of the 1P2385 Protractor tools are shown here.
1P2385 PROTRACTOR TOOL USE
A. Indicator used for angle setting. B. Protractor plate edge in alignment with lever. C. Vertical housing face and extension arm are in alignment. D. Bubble in level. E. Indicator used for angle setting. F. Extension arm in alignment with lever. G. Extension arm in alignment with lever. H. Plate edge in alignment with second lever. I. Indicator used for angle setting. J. Angle between lever and vertical face of housing. K. Angle between level and lever. L. Angle between levers.2. Put lever (3) on the shaft.3. Make an adjustment to