Slewing System - Volvo EC35 Operator's Manual

Slewing system

Slewing system
Slewing speed (directly driven
Orbitrol hydraulic motor without
reduction gear)
Brake system for slewing gear
Parking brake
Primary brake
EC35
Slewing ring (ball bearing ring gear) with internal gearing and remote lub-
rication.
10 rev./min
Automatic (interlocking of slewing superstructure spring friction brake).
Hydrostatic brake. Release slewing gear control lever in order to stop the
slewing gear.
Specifications
Slewing system
EC45
10 rev./min
117