Motus M990T, Service Manual

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2.7 How to Replace the Striding Belt
Do the steps below while referring to the following Exploded Views in Appendix.
A.1 M990T
B.1 MAIN BODY_FRONT A
C.1 MAIN BODY_REAR
1) Stop the treadmill after lifting up the unit at maximum by operating Incline Motor.
2) Turn off the unit power at the switch at the state of the treadmill lifted-up and then unplug the
line cord at wall outlet.
3) Remove three bolts (B20) and then lift Motor Cover (T1) out from between the upright
Supports.
4) Remove one bolt (B18) inside the left End Cap on the rear side of the unit and then remove
END CAP_L (F10) from the unit.
Remove one bolt (B18) inside the right End Cap on the rear side of the unit and then remove
END CAP_R (F11) from the unit.
5) Pull out two NONSLIP_PVC (F9) toward the rear side of the unit, which are inserted into the
left NONSLIP_TOP (F8)/NONSLIP SIDE_L (F6) and the right NONSLIP_TOP (F8)/NONSLIP
SIDE_R (F7).
6) Remove eight bolts (B13) and then remove the left NONSLIP_TOP (F8)/NONSLIP SIDE_L
(F6) and the right NONSLIP_TOP (F8)/NONSLIP SIDE_R (F7).
7) Remove two bolts (B1) and then remove REAR ROLLER (F5) out under the Striding Belt.
8) Loosen the nut (N3) securing Tension Bolt (B7) for the Drive Motor Belt (M3) using spanner
as shown in arrow mark “1”.
9) Loosen the Tension Bolt (B7) for the
Drive Motor Belt (M3) as indicated in
arrow mark “2” to allow the movement of
the Drive Motor (M1).
10) Loosen four nuts (N2) securing the
Drive Motor (M1) by one or two turns to
allow the Drive Motor to be moved by the
Tension Bolt (B7).
11) Move the Drive Motor (M1) toward the
FRONT ROLLER to slacken the Drive
Motor Belt (POLY-V BELT).
12) Remove two bolts (B16, B2) securing the FRONT ROLLER (F4) and then remove the
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