Interlock Switch
Lock front wheels, apply parking brake and put shift lever in 5th gear. Adjust clutch pedal height. See CLUTCH PEDAL HEIGHT . Ensure interlock switch clearance when clutch pedal is fully depressed 5.9" (150 mm). See Fig 1 . Loosen lock nut and adjust switch gap between clutch pedal and interlock switch to .14" (3.5 mm).