ZHEJIANG ZHENGXING FITNESS EQUIPMENT ZX3500, Руководство пользователя, Страница: 22 / 26

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If the belt has drifted to the left . With the left adjusting bolt clockwise rotation1/2laps, then with
the right adjusting bolt anticlockwise1/2 laps AS PICTURE B
PICTURE A PICTURE B
Ploy V-Belt Adjustment
The ploy V-Belt will gradually relax and change the shape after a long time use and you
need to adjust it for the safety use. Judgment method
：
Open the motor cover, then let the
treadmill work at the speed of 1km/h.Stand on the running belt and move together with it, hang on to
the handrail foam and try your best to press the running belt with your feet.
（
We suggest the user judgment by your own weight.
）
A If the running belt doesn’t stop when you press it, the running belt and motor belt is
not flabby or not tight. They are just right
;
B If the running belt stops when you press it, but the front roller doesn’t stop, the running
is a little loose, then you need to adjust the running belt (see the “belt adjustment”);
C If the running belt and front roller stop when press the running belt, the motor still run,
the motor belt is flabby, you need to adjust it.
ADJUST METHOD
Step 1: Close the power, then open the motor cover.
Step 2: Unscrew the four bolts of motor and adjust the threaded bar . If you can use hand
to reverse the motor belt by 100%or more, then the motor belt is too flabby. It
should be adjusted tightly. If you can reverse the motor belt about 80%, then the
motor belt is just right. There is no need to adjust it.
Step 3: Lock the bolt of motor base frame and assemble the motor cover.