DISC.A.4F5478 6B4340 - Caterpillar

Assembly Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01345146
Install spring (9). Install spool (8).
Illustration 2 g01345128
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install O-ring seals (7). Install cartridge assembly (6). Tighten cartridge assembly (6) to a torque of 50 5 N m (37 4 lb ft).
Illustration 3 g01345108
Install coil assembly (5). Install nut (4). Tighten nut (4) to a torque of 13 1.5 N m (10 1 lb ft). Install O-ring seal (2) and test port (1) into modulating valve (3). Tighten test port (1) to a torque of 14 4 N m (124 35 lb in). End By:
Install the modulating valve.