IMPELLER 1T0724 - Caterpillar

Illustration 1 g03377168
Rear view
Table 1
Specification for 288-2661 Torque Converter Gp, 288-2662 Torque Converter Gp, 288-2663 Torque Converter Gp, and 288-2676 Torque Converter Gp
Item Qty Part Specification Description
1 8 095-0670 Bolt Torque to 105 14 N m (77 10 lb ft).
2 2 7B-0472 Dowel Assemble the dowels to the torque converter impeller (3) at height (C) of 37.0 0.5 mm (1.46 0.02 inch).
Illustration 2 g03668902
Section A-A
Table 2
Item Qty Part Specification Description
4 - 275-5308 Friction Disc
260-9557 Plate Thickness of a new friction disc and a new plate is 6.12 0.15 mm (0.241 0.006 inch).(1)
5 24 6V-7981 Bolt Torque to 60 7 N m (44 5 lb ft).
6 20 6V-4249 Bolt Torque to 60 7 N m (44 5 lb ft).
7 1 260-3738 Bolt Torque to 285 15 N m (210 11 lb ft).
8 1 9S-8010 Plug Torque to 285 15 N m (210 11 lb ft).
9 11 1T-0680 Freewheel Spring Assemble the freewheel springs with the maximum number of loops to the outside.
Length under test force is 5.6 mm (0.22 inch).
Test force is 6.7 to 11.1 N (1.5 to 2.5 lb).
Free length after test is 9.1 mm (0.36 inch).
11 - - After installing the O-ring seal (11) in the groove of pilot , lubricate the seal with clean transmission oil before assemble into the clutch housing assembly (10).
12 - - After installing the O-ring seal (12) in the groove of piston , lubricate the seal with clean transmission oil before assemble into the clutch housing assembly (10).
(1) Thickness of a new 275-5308 Friction Disc is 3.81 0.10 mm (0.150 0.004 inch).Thickness of a new 260-9557 Plate is 2.31 0.05 mm (0.091 0.002 inch).
Illustration 3 g03377173
Torsional coupling group
Table 3
Item Qty Part Specification Description
13 12 1A-2029 Bolt Torque to 50 10 N m (37 7 lb ft).