ALTERNATOR G 1W5372 - Caterpillar

Pressure setting ... 2475 25 psi(173.3 1.8 kg/cm2) (17 800 172 kPa) at an oil flow of ... 10 1 U.S. gpm(37.8 3.8 litre/min)(1) 5J9100 Shim, thickness ... .005 in.(0.13 mm) Pressure change for one shim ... 25 psi(1.76 kg/cm2) (172 kPa)5J9101 Shim, thickness ... .010 in.(0.25 mm)Pressure change for one shim ... 50 psi(3.52 kg/cm2) (345 kPa)(2) Torque to install valve ... 50 3 lb. ft.(68 4 N m)(3) Torque for plug ... 100 5 lb. ft.(136 7 N m)(4) 5J9104 Spring (inner): Length under test force ... 2.06 in.(52.32 mm)Test force ... 47.3 3.8 lb.(210.4 16.0 N)Free length after test ... 2.56 in.(65.02 mm)Outside diameter ... .45 in.(11.43 mm)(5) 5J9103 Spring (outer): Length under test force ... 2.06 in.(52.32 mm)Test force ... 157.3 12.6 lb.(699.7 56.0)Free length after test ... 2.51 in.(63.75 mm)Outside diameter ... .79 in.(20.07 mm)(7J4878 and 7J3972) Relief Valve
Pressure to open relief valve ... 2500 25 psi(175.8 1.8 kg/cm2) (17 200 172 kPa)(1) Torque for bolts ... 27 2 lb. ft.(37 3 N m)(2) Torque for bolts ... 27 2 lb. ft.(37 3 N m)(3) 3J8880 Spring (outer): Length under test force ... 2.42 in.(61.5 mm)Test force ... 70.2 3.5 lb.(312.3 15.0 N)Free length after test ... 2.98 in.(75.7 mm)Outside diameter ... .66 in.(16.8 mm)(4) 3J8879 Spring (inner): Length under test force ... 2.61 in.(66.3 mm)Test force ... 31.7 1.6 lb.(141.0 7.4 N)Free length after test ... 3.02 in.(76.7 mm)Outside diameter ... .38 in.(9.6 mm)(5) Thickness of 2J8200 Shim ... .010 in.(0.25 mm) One shim will change pressure ... 42 psi(2.9 kg/cm2) (290 kPa)Torque for bolts to install relief valve on control valve body ... 39 2 lb. ft.(53 3 N m)(4J8675) Relief Valve
Pressure to open relief valve ... 2200 25 psi(154.7 1.8 kg/cm2) (15 168 172 kPa)(1) Torque for bolts ... 27 2 lb. ft.(37 3 N m)(2) Torque for bolts ... 27 2 lb. ft.(37 3 N m)(3) 3J8880 Spring (outer): Length under test force ... 2.42 in.(61.5 mm)Test force ... 70.2 3.5 lb.(312.3 15.0 N)Free length after test ... 2.98 in.(75.7 mm)Outside diameter ... .66 in.(16.8 mm)(4) 3J8879 Spring (inner): Length under test force ... 2.61 in.(66.3 mm)Test force ... 31.7 1.6 lb.(141.0 7.4 N)Free length after test ... 3.02 in.(76.7 mm)Outside diameter ... .38 in.(9.6 mm)(5) Thickness of 2J8200 Shim ... .010 in.(0.25 mm) One shim will change pressure ... 35 psi(2.5 kg/cm2) (241 kPa)Torque for bolts to install relief valve on control valve body ... 39 2 lb. ft.(53 3 N m)