97
Initial countermark position
Example for SS7R-12/SS8R-10 types:
Turn 90 degrees in the direction of
returning to the mechanical end
(standard home specification).
7) Remove the motor.
Remove the four hexagon socket-head bolts using an Allen wrench of 3 mm across flats.
8) Install the new motor.
Tighten the four hexagon socket-head bolts (M4x15) uniformly using an Allen wrench of 3 mm across
flats.
Recommended tightening torque: 176 N-m (18 kgf-cm)
9) Install the motor cover.
Tighten the four hexagon socket-head button bolts (M3x12) using an Allen wrench of 2 mm across
flats.
10) Connect the relay connectors for the attached cables, grounding wires etc., back to their original
conditions.
Affix the two grounding wires and one shield wire using the flat-head screw and nut.
Connect the relay connectors.
11) Install the motor-end cap.
Tighten the four thin-head screws (M3x6) using an Allen wrench of 1.5 mm across flats.
Caution: Check the storage of cables carefully to make sure the cables are not pinched.
12) Make the adjustment to restore the home position.
Press the slider against the mechanical end on the home side and affix the slider in this position.
Turn the motor shaft away from the countermark by the specified distance in the direction of
returning to the mechanical end (the direction checked earlier).
Type
Return angle from
countermark position
SS7R-12 (high speed) 90 degrees
SS7R-6 (medium speed) 180 degrees
SS8R-20 (high speed) 45 degrees
SS8R-10 (medium speed) 90 degrees
Pass the new belt by making sure the pulleys on both sides do not move.
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