ALTERNATOR G 1W5371 - Caterpillar

Pressure to open relief valve ... 1800 25 psi(126.5 1.8 kg/cm2) (12 410 172 kPa)(1) Thickness of 3H2549 Shim ... .010 in.(0.25 mm) One shim will change pressure ... 51 psi(3.6 kg/cm2) (351 kPa)(2) 4F7115 Spring for pilot valve: Length under test force ... 1.34 in.(34.0 mm)Test force ... 50.1 to 58.8 lb.(222.0 to 261.0 N)Free length after test ... 1.69 in.(42.9 mm)Outside diameter ... .47 in.(11.9 mm)(3) 5J4664 Spring for dump valve: Length under test force ... 1.14 in.(29.0 mm)Test force ... 8.6 .9 lb.(38.3 4.0 N)Free length after test ... 1.43 in.(36.3 mm)Outside diameter ... .50 in.(12.7 mm)(4) Torque for plug ... 80 5 lb. ft.(109 7 N m)