JOYSTICK CONTROLLER GROUP 0838440 - Caterpillar

Install housing (29) and bolts (28).
Illustration 81 g03642364
Install the O-ring seal and fitting (26). Install hose assembly (27).
Illustration 82 g03642361
Install the O-ring seals and plugs (25).
Illustration 83 g03642358
Install O-ring seal (23) onto accumulator (23).
Illustration 84 g03642356
Install accumulator (23). Tighten accumulator (23) to a torque of 20 1 N m (177 9 lb in).
Illustration 85 g03642327
Install the O-ring seal and fitting (21).
Install the O-ring seals and fittings (20).
Install hose assembly (22).
Illustration 86 g03642305
Install O-ring seal (19) onto relief valve (18).
Illustration 87 g03642302
Install relief valve (18). Tighten relief valve (18) to a torque of 32 3 N m (24 2 lb ft).
Illustration 88 g03642259
Install O-ring seal (13) onto relief valve (12). Install O-ring seal (14) and backup rings (16). Install O-ring seal (15) and backup rings (17).
Illustration 89 g03642246
Install relief valve (12). Tighten relief valve (12) to a torque of 100 10 N m (74 7 lb ft).
Illustration 90 g03642234
Install O-ring seal (7) onto cartridge assembly (6). Install O-ring seal (8) and backup rings (10). Install O-ring seal (9) and backup rings (11).
Illustration 91 g03642228
Install cartridge assembly (6). Tighten cartridge assembly (6) to a torque of 27 1 N m (20 1 lb ft).
Illustration 92 g03642223
Install coil (5) and nut (4). Tighten nut (4) to a torque of 6.1 0.7 N m (53.99 6.20 lb in).
Illustration 93 g03642221
Install the O-ring seals and fittings (3). Install the O-ring seal and plug (2).
Illustration 94 g03642219
Install pressure sensors (1). Tighten pressure sensors (1) to a torque of 62 6 N m (46 4 lb ft). End By:
Install the main control valve.