TM 5-3895-382-24The relief valve for the engine oil pressure should open at thefollowing pressure setting:Engines that are not equipped with pistoncooling jets ...........................340 to 395 kPa (49 to 57 psi)Engines that are equipped with piston coolingjets .........................................415 to 470 kPa (60 to 68 psi)Engines that are equipped with counterbalancer...................................................... 523 kPa (76 psi)(1)SpringLength under test force ......................59.8 mm (2.35 inch)Length under test force for engines that are equippedwith counter balancer .............................................42.7 mm(1.681 inch)Test force........................................................ 15.9 to 23.1 N(3.6 to 5.2 lb)Test force with engines that are equipped with counterbalancer ................................................................34 to 38 N(7.6 to 8.5 lb)(2)Outside diameter of plunger................18.16 to 18.18 mm(.715 to .716 inch)Outside diameter of plunger with engines that areequipped with counter balancer .....................15.95 to 15.98 mm(.628 to .629 inch)Clearance of plunger in bore .............................. 0.06 to 0.11 mm(.002 to .004 inch)Clearance of plunger in bore with engines that areequipped with counter balancer.......................... 0.02 to 0.08 mm(.0008 to .0031 inch)(3)Diameter of the bore in the valvehousing ...................................................18.24 to 18.27 mm(.718 to .719 inch)Diameter of the bore in the valve housing with engines that areequipped with counterbalancer.......................16.00 to 16.03 mm(.630 to .631 inch)(4)Tighten the bolt to the followingtorque: ............................................44 5 Nm (32 4 b-ft)Engine Oil PumpSMCS Code:1304Illustration 33Oil pump cover(1)Tighten the cover bolts to the followingtorque: ........................................................28 Nm (21 lb-ft)When the pump is mounted to a balancer unit, tighten thesingle bolt on the oil pump cover (not shown) to the followingtorque: ....................................................................22 Nm (16 lb-ft)Type ....................................................Gear driven differential rotorNumber of lobesInner rotor.............................................................................. 6Outer rotor ............................................................................. 7Illustration 34Clearance for the outer rotor body (Typical Example)Clearance of the outer rotor to the bodyThe balancer unit is not installed ........... 0.15 to 0.34 mm(.006 to .013 inch)The balancer unit is installed .................. 0.31 to 0.45 mm(.012 to .018 inch)5-24
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