RING-SEAL 2W1240 - Caterpillar

Engine:
3516B (S/N: 7RN1-UP)
Through development, the reliability of the cooling system for certain industrial engines was improved by the removal of an elbow. The modification was validated at a significant site of a Caterpillar customer.This modification is approved only for the above engines in industrial applications that have the 162-7667 Engine Arrangement .Note: The modification simulates the routing of the jacket water for the 3516B Industrial Engine ( (S/N: CAN)).The following modification to the cooling system is optional.Removal of Parts
For the modification, the parts that are identified in Illustration 1 are removed.
Illustration 1 g01003748
(1) 2A-4639 Bolt (2) 5M-2894 Hard Washer (3) 8N-0386 Flange (4) 4N-1320 Adapter Gasket (5) 1A-2029 Bolt (6) 1N-4087 Elbow (7) 6V-5066 O-Ring Seal (8) 6V-1454 O-Ring Seal (9) 8N-1989 Tube (10) 141-9285 Elbow (11) 1A-9066 Gasket Installed Parts
To cover the openings, the parts that are identified in Illustration 1 and in Table 1 are installed.
Illustration 2 g01003749
Table 1
Required Parts for the Modification    
Callout     Part     Qty    
(1)     4N-1320 Adapter Gasket     1    
(2)     115-7848 Cover Plate     1    
(3)     5M-2894 Hard Washer     4    
(4)     0S-1594 Bolt     4    
(5)     1A-9066 Gasket     1    
(6)     116-3258 Cover     1    
(7)     0T-0065 Bolt     2