The relief valve prevents damage of the lubricating system due to high pressure. This relief valve is a ball type. Remove the valve seat (Item…
Remove the oil pressure sensor. Install a pressure gauge [Figure 70-100-51]. Start the engine and run until it is at operating temperature. If the oil…
Measure the clearance between the lobes of the inner rotor and outer rotor [Figure 70-100-48]. Measure the clearance between the outer rotor and pump body…
Remove the timing gearcase cover. (See Timing Gearcase Cover Removal And Installation on Page 70-100-7.) Remove the crankshaft gear. Remove the nut from the oil…
Remove the timing gearcase cover. (See Timing Gearcase Cover Removal And Installation on Page 70-100-7.) Remove the idler gear. (See Idler Gear And Camshaft Removal…
The governor serves to keep the engine speed constant by automatically adjusting the amount of fuel supplied to the engine according to changes in the…
Remove the timing gearcase cover. (See Timing Gearcase Cover Removal And Installation on Page 70-100-7.) Remove the idler gear. (See Idler Gear And Camshaft Removal…
When the gears are installed, check the backlash of the gears. Install a dial indicator [Figure 70-100-42]. Hold one gear while turning the other gear…
Measure the O.D. of the idler gear shaft [Figure 70-100-39]. Measure the I.D. of the idler gear bushing [Figure 70-100-39]. If the clearance exceeds the…
Measure the camshaft bearing in the engine block [Figure 70-100-35]. Measure the camshaft journal [Figure 70-100-36]. Calculate the oil clearance. If the clearance exceeds the…