ROD 1788128 - Caterpillar

Illustration 1 g00100784
Relief valve pressure setting ... 30400 340 kPa (4410 50 psi)Oil flow rate of the relief valve ... 400 4 L/min (106 1.6 US gpm) (1) Lubricate the seal with a minimal amount of the lubricant that is being sealed. Then install the relief valve in the manifold. (2) Torque for installing the relief valve in the manifold ... 110 10 N m (80 7 lb ft) (3) Torque for the cap ... 110 10 N m (80 7 lb ft) (4) 8H-3532 Spring Length under test force ... 25.4 mm (1.00 inch) Test force ... 95.6 7.6 N (21.50 1.70 lb) Free length after test ... 42.07 mm (1.656 inch) Outside diameter ... 11.91 mm (.469 inch) (5) 4T-2770 Spring Length under test force ... 33 mm (1.3 inch) Test force ... 328 26 N (74 6 lb) Free length after test ... 45.8 mm (1.80 inch) Outside diameter ... 11.2 mm (.44 inch) (6) Torque for the locknut ... 50 7 N m (37 5 lb ft)