539 Knuckleboom Loader Hydraulic System Caterpillar


Swing Drive

Usage:

539 1PZ



Illustration 1g00637980

Swing Drive

Gear Box

Drive system ... Two-stage planetary gear set
Reduction Ratio ... 32.47:1

Service and Parking Brake

Dynamic Braking Torque ... 10800 N·m (7965 lb ft)
Minimum Brake Release Pressure ... 1000 kPa (145 psi)
Maximum Brake Release Pressure ... 4000 kPa (580 psi)

(1) Mount the magnet with 4C-9506 Retaining Compound.

(2) Fill the roller bearing with lithium grease.

(3) Mounting torque for race ... 1900 ± 1000 N·m (1400 ± 735 lb ft)

(4) Fill the roller bearing with lithium grease.

Caterpillar Information System:

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