113
B. Place the winding drive wheel 0.8mm away
from the hand pulley gear and tighten the
screw.
[ Fig. 55 ]
Bobbin Winder
Driving Wheel
Upper Shaft
→
→
0.5mm
13)
Adjusting the Winding Device
A. To adjust the winding capacity of the bobbin,
use the beginning position of the winding control
plate, and after unfastening the screw, turn the
plate in direction A for large winding capacity
and turn in direction B for small winding
capacity.
14) Tension Adjustment of Driving Belt
A. Specifications of tension adjuster of each driving belt (sound wave type of belt tension meter)
ⓐ Model Name : U-305 Series Sound Wave Type of Standard Belt Tension Meter
ⓑ Manufacturer : UNITTA
B. X-Axis Timing Belt
ⓐ Check tension of X-axis timing belt by using sound wave type of belt tension meter after separating
belt cover from main body.
ⓑ Adjust tension of X-axis timing belt that the measured value of sound wave type of belt tension
meter should become 38~40kgf when giving impact on the end of feed bracket and center of driving
pulley belt like plucking belt by using a finger or a similar tool.
ⓒ Input data of sound wave type of belt tension meter in case of adjusting X-axis timing belt tension
Weight : 004.0gf/m
Wide : 020.0mm/#R
Span : 0180mm
[ Fig. 54 ]
Bobbin Winder Adjusting Plate
Bobbin
A
B
[ Caution ]
1. If tension adjustment of each driving belt is required, it may affect on embroidery quality and driving of
the machine. Therefore, please perform tension adjustment through service staff of the company or a
equivalent field engineer who received training of the company.
2. In case of tension adjustment of each driving belt, turn “OFF”the power for sure.