COUPLING 4904029 - Caterpillar

Assembly Procedure
Table 1
Required Tools    
Tool    Part Number    Part Description    Qty    
A     1P-1853     Pliers     1    Note: Thoroughly clean all parts of the priority valve for the torque converter prior to assembly. Put clean oil on all internal parts.
Check the condition of the O-ring seals. If the O-ring seals are worn or damaged, use a new part for replacement.
Illustration 1 g00681758
Install ball (10), spring (12) and retainer (11) in spool assembly (4) .
Illustration 2 g00369752
Use Tooling (A) to install retaining ring (9) .
Illustration 3 g00681712
Install slug (8) in spool assembly (4) .
Illustration 4 g00681704
Install shims (5), spring (6), and spool assembly (4) in valve body assembly (1) .
Install two O-ring seals (7) and two covers (2) on the valve body. Install the washers and bolts (3) .End By: Install the torque converter priority valve. Refer to Disassembly and Assembly, "Torque Converter Priority Valve - Install".