Table 13: Torque Required
for Each Round of Pattern
Round
Percentage of Required Torque
1
Wrench Tight
2
25
3
60
4
100
5
100
4
Holes
1
3
2
4
6
Holes
1
3
2
5
6
4
12
Holes
1
7
9
3
2
8
12
5
6
10
11
4
20
Holes
1 7
9
3
2
8
12
13
17
15
20
14
5
6
10
18
11
19
16
4
8
Holes
1
7
3
2
8
5
6
4
Figure 50: Bolt Tightening Patterns
XVI. Reassembly of the 2900 Main Valve (Cont.)
56 |
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