C18 Marine Propulsion Engines Caterpillar


Heat Exchanger

Usage:

C18 JLE



Illustration 1g03347129

Front view of engine

Table 1
Specification for 290-3990 Sea Water Heat Exchanger Gp    
Item     Qty     Part     Specification Description    
1     2     0S-1619 Bolt     Use the following procedure in order to tighten the bolts:

1. Hand tighten bolt (1) through bolt (5) in a numerical sequence.
2. Again, final tighten bolt (1) through bolt (5) in a numerical sequence to standard torque.    
2     1     0S-1590 Bolt    
3     2     0S-1590 Bolt    
4     2     0S-1591 Bolt    
5     4     8T-4835 Bolt    



Illustration 2g03347130

373-2563 Sea Water Heat Exchanger Gp

Table 2
Item     Qty     Part     Specification Description    
6     10     -     Use the following procedure in order to tighten the bolt (6) :

1. Install guide studs, washers, and nuts in locations 5 and 6. Hand tighten bolt 1 through bolt 4 in the numerical sequence as shown in Illustration 2. Use minimum three incremental steps to tighten the bolts.
2. Remove the guide studs from locations 5 and 6.
3. Install the special spacers (7) in locations 5 and 6.
4. Tighten bolt 1 trough bolt 10 in the numerical sequence as shown in Illustration 2 to
115 ± 6 N·m (85 ± 4 lb ft).    
7     2     -    

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