Service Manual
Reassembly
Hydraulic Motor type MH-series 2,
MLHH…B
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16. Install distributor plate on housing.
Remember which bolt hole was aligned with the
shaft timing dot.
17. Lubricate O-rings (2 pcs.) and place
them in seal grooves of both stator sides. (see
Fig.2).
18. Place roll-gerotor set on spacer plate
positioning any star point over the bolt hole
aligned with the timing dot. Stepped bolt holes
are facing with smallest diameter to the
distributor plate (see Fig 9).
19. Rotate roll-gerotor set to line up with bolt
holes.
Reverse Rotation:
Reverse rotation is obtained by positioning
any star valley over the aligned bolt hole (see
Fig 9A).
Fig.9А
20. Carefully place end cover on roll-gerotor
set (see Fig.1).
Fig.10
21. Install screws and washers in end cover.
Tighten screws with 6 ÷ 6,5 daNm torque using
an S=17 mm spanner socket in sequence as shown
in Fig.10.
22. Install washer (O-ring for MLHH...4,5) on
drain plug. Tighten plug with hex key S6 with
torque 2,0 ÷ 2,5 daNm.
23. Install key in shaft key groove. For cone
shafts install washer and screw castellated nut.