GASKET KIT 1517421 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
ZZ     9U-7073     Cap     4    
9U-7072 Cap     1    
9U-7069 Cap     4    
9U-7067 Cap     2    Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.Note: Put identification marks on all lines, on all hoses, on all wires, and on all tubes for installation purposes. Plug all lines, hoses, and tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.Note: SERVICE DATA: TOOLING (ZZ) WILL NOT BE IDENTIFIED IN PHOTOGRAPHS IN THE REMOVAL OR THE INSTALLATION. THIS TOOLING IS SHOWN IN ORDER TO ASSIST THE EXPERIENCED SERVICEMAN.
Drain the air tanks. Refer to Operation and Maintenance Manual, "Air Tank Moisture and Sediment - Drain" for the correct procedure.
Illustration 1 g00929484
Remove three screws (1) from cover (2). Position cover (2) out of the way.
Illustration 2 g00929488
Disconnect hose assemblies (3) .
Illustration 3 g00929489
Disconnect hose assemblies (4) .
Illustration 4 g00929491
Disconnect hose assemblies (5). Disconnect harness assemblies (6) .
Illustration 5 g00929492
Remove spring (7). Remove cotter pin (8) and pin (9) .
Remove bolts (12). Remove air control valve (10) .
Illustration 6 g00929510
Illustration 7 g00929513
Remove switches (13). Remove fittings (14) .
Illustration 8 g00929517
Remove bolts (15). Remove bracket (12) and bracket (11) .