CYLINDER PACK AS 20R6618 - Caterpillar

Install dowels so they are below the surface of each face of the valve body, but do not go into the inside diameter of the retainer.(1) Torque for bolts (seven) ... 35 3 lb. ft.(4.8 0.4 mkg)(2) 2P5744 Spring for modulation relief valve: First Test: Length under test force ... 3.60 in.(91.4 mm)Test force ... 29.2 2.0 lb.(13.26 0.91 kg)Second Test: Length under test force ... 2.90 in.(73.7 mm)Test force ... 95.2 4.25 lb.(43.22 1.93 kg)Free length after test ... 3.91 in.(99.3 mm)Outside diameter ... 700 in.(17.78 mm)(3) 4M2381 Spring for plunger: Length under test force ... .48 in.(12.2 mm)Test force ... .517 .041 lb.(0.2347 0.0186 kg)Free length after test ... .89 in.(22.6 mm)Outside diameter ... .300 in.(7.62 mm)(4) 8M8132 Spring for differential valve: Length under test force ... 2.23 in.(56.6 mm)Test force ... 43.2 3.5 lb.(19.61 1.59 kg)Free length after test ... 3.50 in.(88.9 mm)Outside diameter ... .700 in.(17.78 mm)