PISTON 9D4447 - Caterpillar

Illustration 13 g03515205
966K/972K H1 = H2 Measurement Points
Illustration 14 g03515260
980K V1 = V2 Measurement Points
Illustration 15 g03515261
980K H1 = H2 Measurement Points
Check for Squareness. Measure vertical and horizontal corner to corner dimensions to ensure squareness. Refer to Illustrations 9 through 15 and Table 6.
Table 6
Approximate Length    
Model    V1    V2    H1    H2    S1 (1)    
950K
962K    
2102 5 mm (82.8 0.2 inch)    
2102 5 mm (82.8 0.2 inch)    
1573 5 mm (61.9 0.2 inch)    
1573 5 mm (61.9 0.2 inch)    
1616 10 mm (63.6 0.4 inch)    
966K
972K    
2039 5 mm (80.3 0.2 inch)    
2039 5 mm (80.3 0.2 inch)    
1613 5 mm (63.5 0.2 inch)    
1613 5 mm (63.5 0.2 inch)    
1554 10 mm (61.2 0.4 inch)    
980K    
2208 5 mm (86.9 0.2 inch)    
2208 5 mm (86.9 0.2 inch)    
1816 5 mm (71.5 0.2 inch)    
1816 5 mm (71.5 0.2 inch)    
1670 10 mm (65.7 0.4 inch)    
( 1 ) Outside to Outside
Illustration 16 g03515336
Main Hood Support Torque Sequence. Alternate Side to Side when torquing bolts. Refer to Illustration 16 and Table 7.Note: Ensure that hinge pins remain align throughout assembly. Refer to Step 4
Table 7
Parts and Torque Points    
Torque Point    Qty    Part Number    Description    Torque    
A     4     124-3647     Spacer    
100 N m (73.76 lb ft)    
4 5P-1076     Hard Washer    
4 8T-4910     Bolt    
B     4     198-4777     Hard Washer    
55 N m (40.57 lb ft)    
4 8T-5005     Bolt    
C     4     8T-4121     Hard Washer    
55 N m (40.57 lb ft)    
4 8T-4195     Bolt    
D     4     8T-4121     Hard Washer    
55 N m (40.57 lb ft)    
4 8T-4136     Bolt    
Illustration 17 g03515382
Assemble the Clam Shell Structure by utilizing the Main Hood Structure as an assembly fixture. Assemble all hardware loose utilizing the latch and latch pin to center the Clam Shell Structure. Refer to Illustration 17.
Illustration 18 g03515393
Torque Clam Shell Structure to 55 N m (40.57 lb ft). Follow Torque sequence. Refer to Illustration 18.