CLAMP 2076890 - Caterpillar

Illustration 1 g00527777
Cut-in pressure setting ... 19200 200 kPa (2785 30 psi)Cut-out pressure setting ... 21400 200 kPa (3100 30 psi) (A) Accumulator port (P) Pump port (PS) Signal port (T) Tank port (1) Plug Installation torque ... 35 3 N m (26 2 lb ft) (2) Plug Installation torque ... 5 0.75 N m (44 7 lb in)Note: Apply 154-9731 Thread Lock Compound to the threads of plug (2) before you insert plug (2) into plug (1). Wait for two hours before you insert plug (1) into the cartridge. (3) Use a small amount of the lubricant that is being sealed to lubricate the seals. (4) Torque for the setscrew on the stem Installation torque ... 2.25 0.25 N m (20 2 lb in)Note: Apply 154-9731 Thread Lock Compound to the threads of setscrew (4) before you insert setscrew (4) into the stem. Wait for two hours before you insert the stem into the pilot valve. (5) 120-4312 Spring Quantity ... 2 Length under test force ... 55.00 mm (2.165 inch) Test force ... 152.2 3.0 N (34.22 0.67 lb) Free length after test ... 72.91 mm (2.871 inch) Outside diameter ... 15.08 mm (0.594 inch) (6) Torque for two pilot valves ... 200 15 N m (148 11 lb ft) (7) Torque for two adjuster assemblies ... 125 10 N m (92 7 lb ft) (8) Torque for two locknuts ... 50 7 N m (37 5 lb ft)Note: Tighten the locknuts after the accumulator charging valve has been adjusted. See the Steering System Testing and Adjusting, "Piston Pump (Steering) Pressure - Test and Adjust" for the procedure.