Danfoss 51 Series Repair Instructions

Cartridge version bearing bore and housing
B10
L82
L81
L95
L35
N94-42
through
N98-32
L90
L85
L95
L35
Before N94-42
L40
L50
B80
L90
L85
L70
L80
L80
L750
L35
L95
L81
N98-33
and beyond
O
O
P104 101
060 and 080: 6mm
110: 8mm
160: 10mm
250: 12mm
Cylinder block and synchronizing shaft
Synchronizing shaft and rollers
1. Using petroleum jelly to retain it, install the first synchronizing shaft support pin (C40) into the recess
in the cylinder block.
2. Using petroleum jelly to retain them, install the synchronizing shaft rollers (C50) on the journals of the
synchronizing shaft (C60).
3. Position the recess on each roller to face the center line of the synchronizing shaft.
Motors built after serial number N01‑39‑XXXXX have symmetrical rollers.
See service bulletin SB-2001-015.
Repair Instructions
Series 51 and 51-1 Bent Axis Motors Repair Instructions
Assembly
11009449 • Rev BA • December 2014 25

Danfoss 51 Series Specifications

General

Brand	Danfoss
Model	51 Series
Category	Engine
Language	English