VALVE-BYPASS 2W1969 - Caterpillar

Illustration 1 g00886231
Typical example
(1) Plug Tighten the plug to the following torque: ... 100 15 N m (75 11 lb ft) (2) Clamp bolts Tighten bolts to the following torque: ... 47 9 N m (35 7 lb ft)Tightening sequence for the clamp bolts
Snugly tighten the clamp assembly to the tube.
Tighten the clamp assembly to the elbow.
Tighten the clamp assembly to the tube. (3) 2W-1635 Spring for oil cooler bypass valve Length under test force ... 102 mm (4.02 inch)Test force ... 492 to 544 N (111 to 122 lb)Free length after test ... 143.4 mm (5.65 inch)Outside diameter ... 37.25 mm (1.467 inch)The oil cooler bypass valve must open with the following pressure difference: ... 180 20 kPa (26 3 psi) (4) 6B-9202 Spring for the cooling jet sequence valve There is a spring at each end of the block. Length under test force ... 68.3 mm (2.69 inch)Test force ... 85 to 102 N (19 to 23 lb)Free length after test ... 112.7 mm (4.44 inch)Outside diameter ... 24.60 mm (0.969 inch)Both of the cooling jet sequence valves must start to open at the following pressure difference: ... 130 30 kPa (19 4 psi)Both of the cooling jet sequence valves must be fully open at the following pressure difference: ... 200 30 kPa (29 4 psi)