JUKI KE-1070 Maintenance Manual page 14

<Adjustment Procedure>
Make measurements with a Yunitta's tension meter placed at the positions indicated by
the arrows in the figure below and check to make sure that the values are within the
specification value range.
When adjusting the X-motor belt, measure the tension at several positions (at least
five positions) while rotating the pulley and check that the averaged value is within the
specification value range.
Tension meter input values
Belt type
Timing belt XM
Timing belt XB
Position of measurement
X-axis
Rear
X-belt
X-motor
belt
Front
Specification values
1. Factory default setting
X-belt (timing belt XB):
X-motor belt (timing belt XM): 175
2. Readjustment on market
X-belt (timing belt XB):
X-motor belt (timing belt XM):
Maintenance Guide
Belt unit weight
Model
(g/m mm)
All models 2.5
All models 3.8
1070
If the tension becomes less than 650N, readjust
the belt tension.
If the tension becomes less than 100N, readjust
the belt tension.
1-4
Belt width
(mm)
20
60
Y-axis
Rear
Y-belt
Y-belt
Front
Y-motor bracket
50N
20N
Belt span
(mm)
119
1157