Sauer Danfoss OMS Series 3 Repair Instructions page 13

Assembling
Assembling of Tacho
Connection
OMS/OMSW Orbital Motor
Repair Instruction
Assembling
Item Part to assemble
23 Channel plate
35 Ball (2 off )
25 Disc valve
31 Spring washer
28, 29 O-ring
27 Guide pin
26 Balance plate
30 Spacer
32 Valve housing
34 Screw (4 off )
35 Ball (2 off ) Series 2 only
36 Spring (2 off ) Series 2 only
37 Washer (2 off ) Series 2 only
38 Plug (2 off ) Series 2 only
4 Parallel key
13 Drain plug and washer
11*) Conical seal ring
33 Seal plug (2 off )
*) OMSS only
The tacho connection must be reassembled in reverse order in relation to the procedure
described under "disassembling the tache connection".
4 screws (pos. 51) to be tightened to 4 - 6 N . m [35.5 - 53 lbf . in].
L1012850 • Rev AB • Sep 2010
Comments
Fit the channel plate so that the O-ring groove is
upwards and the check valve holes line up with the
through-hole in the gearwheel set.
Align mark on valve drive with a hole in the outer rim.
(A on drawing).
Turn disc valve counter clockwise until splines in the
two parts engage.
Place into valve housing
Fit the two O-rings (greased with vaseline) in the
balance plate grooves.
Mount in valve housing
Mount in valve housing
Grease with vaseline to prevent the spacer from
dropping out
Mount unit on the rest of the motor. Ports should face
in the same direction as the drain port.
Lubricate threads and cross tighten screws to 75 -
80 N.m [660 - 705 lbf.in].
Tighten to 10 - 15 N.m [90 - 130 lbf.in]
Secure with plastic ring or tape
Fill motor with oil before plugging.
Tighten to 30 - 60 N.m [270 - 530 lbf.in].
Grease with vaseline to keep in place
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