Chapter 5 Assembling; Dh/Ds Assembling - White DH Repair Instructions

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Chapter 5
Assembling

DH/DS assembling

Item
Part to remove
4
Shaft seal
1
Dust seal ring
5, 6
Bearing race
2
Output Shaft
9
O-ring
10
Distributor plate
8
Cardan shaft
9,11
Gearwheel set
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Comments
Place the motor housing in the holding tool with the flange
upwards
Lubricate the shaft seal on the outside with hydraulic oil. Fit the
shaft seal correctly onto mandrel SJ 151-0414 and carefully press
the shaft seal into position in the motor housing
Place the dust seal ring in the spigot flange and knock it into
position with a plastic hammer and appropriate mandrel. SJ 151-
9000-7 or SJ 151F9000-7
Fit bearing and bearing race onto the shaft and mount together
with the shaft
Grease the journals with hydraulic oil. The rear shaft end must be
marked before fitted. The mark must be positioned vertically
above a commutation slot leading up to the front annular channel
Grease the O-ring and put it in the O-ring groove of the housing
Turn the distributor plate so that the holes line up
Guide the cardan shaft down into the motor housing.
Only DH 36 and 50. Place the assembly tool under the upper
splines of the cardan shaft.
In case of different splines lengths turn the cardan shaft to ensure
the long splines end is fitted in the output shaft.
Transfer marking from output shaft to cardan shaft.
Place the O-rings (greased) in the O-ring grooves of the
gearwheel.
In gearwheels with non through splines place the gearwheel with
the recess in the spline hole facing down towards the housing.
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13

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