HEAD-LH 9T7741 - Caterpillar

Table 1
Required Parts    
Item    Qty    Part Number    Description    
1     2     372-0703     Filter Base As    
2     2     372-0704     Filter Base As    
3     4     382-9608     Pressure Switch    
4     4     428-8649     Filter Housing As    
5     8     2S-4078     O-Ring Seal    
6     8     7X-2470     Adapter    The improved case drain filter housings are adaptable to the following machines:
994H (S/N: DWC1-386)The improved case drain filter housings are effective in production in the following machines:
994H (S/N: DWC387-UP)Procedure
Drain the hydraulic system. Refer to Operation and Maintenance Manual, SEBU8650, "System Pressure Release".
Illustration 1 g03507084
(A) 115-2129 Oil Filter (B) 341-1861 Oil Filter Gp
Remove the 115-2129 Oil Filter (A) and 341-1861 Oil Filter Gp (B). Note the orientation flow arrows on the housings and the orientation of all fittings. Disconnect all hoses and tubes.
Illustration 2 g03507089
(1) 372-0703 Filter Base As (2) 372-0704 Filter Base As (5) 2S-4078 O-Ring Seal (6) 7X-2470 Adapter
Install O-Ring Seals (5) and Adapters (6) and then reuse the 6V-9008 Elbow (C) on the new Filter Base As (1) and (2) .
Illustration 3 g03507099
(D) 322-1751 Bracket (3) 382-9608 Pressure Switch (4) 428-8649 Filter Housing As
Reuse the 322-1751 Bracket (D) and Hardware (E) to mount the new filter bases to the machine. Install Filter Housing As (4) and Pressure Switches (3) .
Illustration 4 g03507110
(1) 372-0703 Filter Base As (2) 372-0704 Filter Base As
Refer to Illustration 4 for the location of the new filter bases.
Connect all lines and fill hydraulic system. Refer to Operation and Maintenance Manual, SEBU8650, "System Pressure Release".