Danfoss 51 Series

Section diagram
Series 51 bent axis variable motor
Pressure compensator
override
Servo piston
Charge pressure
relief valve
Piston
Synchronizing
shaft and rollers
Tapered roller bearings
Bearing plate
Valve segment
Control
(hydraulic proportional)
Minimum displacement
limiter
Motor output shaft
Housing
Minimum angle
servo cover
End cap
Control
springs
4-way valve
and sleeve
Multi-function
block
P104 085
Repair Instructions Series 51 and 51-1 Bent Axis Motors Repair Instructions
Introduction
11009449 • Rev BA • December 2014 7