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SPAZIO FORMA: Service & Maintenance manual - rev. 1.0
8.5. TENSIONING THE TREAD-BELT MOTOR DRIVE BELT
Figure 8.5-1
Figure 8.5-2
1. Carry out the procedure described in
paragraph 7.8. "Disassembling the motor
guard".
2. Raise the machine to an incline of
approximately 5%.
3. Turn off the machine and unplug the mains
lead from the wall outlet.
4. Unscrew the 4 nuts a which fix the belt motor
to the machine frame using a 13-mm wrench.
5. Back off the 2 outer nuts b using a 13-mm
wrench.
6. Use a belt tension gauge.
7. Turn the 2 inner adjusting nuts c using a 13-
mm wrench, until the instrument measures a
tension of 35 Kg.
If a belt tension gauge is not available,
the belt tension is correct when:
• it yields by 0.5 – 1 cm when pressed
vertically with the hand.
• it does not slip when the tread-belt is
blocked at 1.0 Km/h.
After completing this procedure lock
down the fixing nut according to the
torque values described in paragraph
7.9.
"Disassembling
motor" and check the belt tension again.
the
tread-belt
Page 8.5
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