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If the fan clutch does not operate correctly, see 8. With the air system charged to 120 psi (827 Check at the solenoid valve, the air filter assem- Using a wet finger or a soapy water solution, 9. If a leak is detected, remove the fan blade. In- 10. Check the fan drive for discoloration or any other signs of slipping or overheating. NOTE: The fan clutch may slip if the air supply 11. Check the fan clutch bearings. 11.1 Turn the fan in both directions and feel 11.2 If possible, remove the drive belt and 11.3 If either the hub or sheave bearings are For instructions and kit part number, see f200581 05/30/2002 Fig. 8, Checking for Air Leaks (Horton DriveMaster) Engine Cooling/Radiator 20 20/7 |