Natrix IOM
Drive Station Tension Timing Belt
Tension timing belt
Loosen screws [3] and remove cover [4].
Loosen screws [6].
Tension the timing belt using tightening screw [7].
After belt adjustment is completed tighten screws [6].
Press measuring spring scale [1] (00078151) in the middle on the back of the belt
between the pulleys and adjust tension until the timing belt touches the aluminum strut
with a spring force of 7 ± 1kg (15 ± 2Lbs.) [2] (see sketch).
Position frequency measuring device [8] (00074597) in the middle on the back of the
belt between the pulleys and pluck the belt.
Read the measured value and compare it to 90 Hz ± 10.
If the two values do not match, adjust tension up or down as needed.
• The fixing screws of the motor flange must be
tightened when reading off the test load!
Revision Date: 12/10/2014 Page 96 of 111
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