ROD AS 3843431 - Caterpillar

Illustration 1 g01276772
(1) Torque for bolts ... 50 7 N m (37 5 lb ft) (2) Torque for bolts ... 30 5 N m (22 4 lb ft) (3) Clearance between a new turbine and housing across the diameter ... 1.016 mm to 1.52 mm (0.040 inch to 0.060 inch) (4) Torque for bolts ... 50 7 N m (37 5 lb ft) (5) The dash marks on the sun gear and the flywheel must line up during assembly. (6) 1K-7041 Spring Length under test force ... 26.2 mm (1.03 inch) Test force ... 51 4 N (11.5 0.9 lb) Free length after test ... 31.75 1.59 mm (1.25 0.063 inch) Outside Diameter ... 12.70 mm (0.50 inch) (7) Inside diameter of the planetary gears ... 34.399 0.008 mm (1.354 0.0003 inch) (8) Diameter of the planetary shafts ... 26.439 0.005 mm (1.0409 0.0002 inch) (9) Outside diameter of new shaft at the bearing area ... 44.44 0.013 mm (1.7495 0.0005 inch)Inside diameter of the bearings after installation ... 44.50 0.013 mm (1.752 0.0005 inch) (10) Torque for bolts ... 30 5 N m (22 4 lb ft)Note: No gap is allowed between the stator and the carrier when bolts (10) are tightened. (11) Lubricate the lip of the seal with SAE 30 oil. (12) Torque for bolt ... 50 7 N m (37 5 lb ft)
Table 1
Clearance Between the Components    Diameter Across the Components    Running Clearance (1)    
A
Stator and Turbine     New    
1.76 mm to 1.94 mm (0.070 inch to 0.077 inch)    
0.88 mm to 0.97 mm (0.035 inch to 0.039 inch)    
100% worn
2.15 mm (0.085 inch)    
1.08 mm (0.043 inch)    
B
Stator and Impeller     New    
1.17 mm to 1.32 mm (0.046 inch to 0.052 inch)    
0.59 mm to 0.66 mm (0.023 inch to 0.026 inch)    
100% worn
1.54 mm (0.060 inch)    
0.77 mm (0.030 inch)    
( 1 ) Half the clearance across the diameter