RETAINER 4W0531 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A FT-3089 Offset Socket 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: Several different air starting motors are available for use. The air starting motors can have different configurations for the air lines. Examples of removing two different air starting motors are described below.Removal of an Air Starting Motor Without the Air Tube Assemblies Attached
Turn OFF the supply of pressurized air. Purge the pressurized air from the air lines and the air starting motor.
Illustration 1 g01257888
Disconnect hose assemblies (1).
Remove bolts (2).
Remove union nut (3) and air tube assemblies (4).
Illustration 2 g00597643
Disconnect hose assembly (5).
Attach a suitable lifting device to air starting motor (6). The weight of air starting motor (6) is approximately 48 kg (106 lb).
Use Tooling (A) to remove bolts (7). Remove air starting motor (6). Remove the gasket from the joint between the cover of the air starting motor and the flywheel housing.Removal of an Air Starting Motor With the Air Tube Assemblies Attached
Turn OFF the supply of pressurized air. Purge the pressurized air from the air lines and the air starting motor.
Illustration 3 g01049692
Disconnect harness assembly (8).
Disconnect the air supply tube from elbow (9).
Illustration 4 g01049697
Attach a suitable lifting device to air starting motor (11). The weight of air starting motor (11) with the air tube assemblies is approximately 86 kg (190 lb).
Use Tooling (A) to remove bolts (10). Remove air starting motor (11). Remove the gasket from the joint between the cover of air starting motor (11) and the flywheel housing.