Sauer Danfoss 51 Series Manual page 14

GROUP 3025
Figure 13. Removal of Seal from Flange
(4) Coat the outside diameter of the seal with a
sealant such as Loctite High Performance
Sealant #59231 prior to installation. This will
aid in preventing leaks caused by damage
to the seal bore in the flange. Press the new
seal into the flange with an arbor press and a
suitable driver (Fig. 14).
Figure 14. Seal Installation
(5) Inspect the sealing area on the shaft for rust,
wear or contamination. Clean or burnish as
necessary.
3025- -9A, Page 14
(6) Install a new o---ring on the flange. Lubricate
the flange o---ring and the inner diameter of
the seal with petroleum jelly.
(7) Wrap the spline or key end of the shaft with
plastic film to prevent damaging the new
seal during installation.
(8) Slide the flange and seal assembly over the
shaft and down into the housing bore.
Install four of the flange screws and tighten
them evenly to pull the flange into position
(Fig. 15). Remove the plastic film from
splines.
Figure 15. Flange Installation on Housing
(9) Install the remaining flange screws and
torque evenly to 24 ft. lbs (32 Nm) (Fig 16).
Figure 16. Torque Flange Screws
HYDRAULIC PUMP