Motus M990T, Руководство по обслуживанию

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2.8 How to Replace the Motor Drive 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 the 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) Loosen two bolts (B1) by turning it counterclockwise to slacken the Striding Belt enough to
allow side-to-side movement of the FRONT ROLLER (F4).
Count the number of rotations when loosening the bolts (B1) for re-tensioning the Striding Belt.
6) Loosen the nut (N3) securing Tension Bolt (B7) for the Drive Motor Belt (M3) using spanner.
7) Loosen the Tension Bolt (B7) for the Drive Motor Belt (M3, POLY-V BELT) to allow the
movement of the Drive Motor (M1).
8) 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).
9) Move the Drive Motor (M1) toward the FRONT ROLLER to slacken the Drive Motor Belt.
10) Remove two bolts (B16, B2) securing the FRONT ROLLER (F4) and then remove the
FRONT ROLLER out from the left side of the frame, through the underside the Striding Belt.
Remove the DRIVE BELT (M3) out and save for a new Front Roller.
11) Install the new Front Roller and the Drive Motor Belt into position and secure in place with
the mounting bolt (B16, B2). Adjust the Front Roller to be in parallel with the Rear Roller and the
Drive Motor by using the right side bolt (B2).
12) Make sure that the Motor Drive Belt (M3) is positioned on the grooves of the Front Roller
Pulley and the grooves of the Drive Motor Pulley.
13) Adjust the Motor Drive Belt Tension while referring to “How to Adjust Motor Drive Belt
Tension”
14) Install the REAR ROLLER and other parts in the reverse order of disassembly.
15) Refer to “How to Align Striding Belt” and “How to Adjust Striding Belt tension”.