SEAL 3S5135 - Caterpillar

Generator Set:
3512B (S/N: ZAH1-UP; ZAJ1-UP)
Engine:
3512B (S/N: CMC1-UP; FDE1-UP; BRK1-UP; YAN1-UP; 4AW1-UP; 5AW1-UP; YAZ1-UP)
3516B (S/N: GZT1-UP)
Power Module:
PM3516 (S/N: BPD1-UP)
The kit will help to improve the sealing of the exhaust systems.Use of the kit requires removal of the couplings, the exhaust adapters, and the bellows.The the parts in the kit are listed in Table 1.
Table 1
386-9620 Exhaust Parts Kit    
Qty     Part    
4     0T-0573 Bolt    
8     2N-2765 High Temperature Bolt    
8     2N-2766 Locknut    
12     5M-2894 Hard Washer    
12     6V-1943 High Temperature Bolt    
4     9S-8752 Full Nut    
2     123-6979 V-Band Clamp    
2     207-1382 Exhaust Gasket    
4     329-3716 Half Flange    
2     378-8915 Bellows As    Locations of the New Parts
Illustration 1 g03238838
(1) 123-6979 V-Band Clamp (2) 378-8915 Bellows As (3) 329-3716 Half Flange (4) 207-1382 Exhaust Gasket (5) 6V-1943 High Temperature Bolt (6) 5M-2894 Hard Washer Installation procedure for clamps (1) :
Tighten the clamp to 9.5 1 N m (7 1 lb ft).
Tap lightly all around the clamp with a soft hammer.
Tighten the clamp again to 9.5 1 N m (7 1 lb ft).Lubricate the threads of bolts (5) with Loctite C5A Copper Anti-Seize. Tighten the bolts to 55 10 N m (41 7 lb ft)
Illustration 2 g03239076
(7) 2N-2765 High Temperature Bolt (8) 2N-2766 Locknut Lubricate the threads of bolts (7) with Loctite C5A Copper Anti-Seize. Tighten the bolts to 54 5 N m (40 4 lb ft)
Illustration 3 g03239099
(9) 0T-0573 Bolt (10) 9S-8752 Full Nut Tighten bolts (9) and nuts (10) to 47 9 N m (35 7 lb ft)