CORE AS-AFTERCOOLER 2679444 - Caterpillar

Due to wear characteristics on the outer faces of the two outside 7D7671 Plates, they must be installed in exactly the same position as they were before disassembly. Lubricate all plates and discs at assembly with the lubricant being used in the final drive.(1) 7D7671 Plate thickness: New ... 2.413 0.064 mm (.0950 .0025 in)Minimum worn ... 2.16 mm (.085 in)(2) 9W7017 Disc thickness: New ... 5.08 0.13 mm (.200 .005 in)Minimum worn ... 4.70 mm (.185 in)(3) Nine discs and ten plates (all new) ... 69.85 1.78 mm (2.750 .070 in) Minimum thickness (worn plates and discs) ... 64.01 mm (2.520 in)(4) 6M8252 Spring, piston return: Length under test force ... 63.5 mm (2.50 in)Test force ... 372 19 N (83.7 4.18 lb)Free length after test ... 71.4 mm (2.81 in)Outside diameter ... 19.71 mm (.776 in) To get the minimum permissible thickness, measure the thickness of each plate and disc, then add all of these measurements. When a disc is checked for thickness, measure the depth of each groove in the disc. The depth of a groove must be more than 0.46 mm (.018 in).(5) Torque for 48 bolts ... 135 15 N m (100 11 lb ft)