6
8
Adjustment of tension of thread adjusting spring
3-3-11
1. Referring to [3-3-10 Exchange of thread adjusting spring],
remove Thread guide.
2.
The Thread adjusting plate has a latch to be able to adjust
tension in three steps.
Loosen screw of the thread adjusting plate, then you can
adjust the latch to desired position.
Also the thread adjusting plate have five spring grooves for
fine adjustment
.
Spring groove (Fine adjustment)
3
.
Put removed parts back in reverse order.
Middle
Strong
Weak
Strong
Weak
Summary of Contents for HCH-701-30
Page 1: ...Maintenance Manual for Embroidery Machine HCH 701 30 Version 2 4 HappyJapan Inc ...
Page 132: ...128 Electrical connection diagram 5 ...
Page 133: ...129 Electrical connection diagrams 5 ...
Page 134: ...130 List of electrical connection diagrams 5 ...
Page 137: ...130c HCD81222 LCD CE MX 基板組 ...
Page 138: ...130d HCD8116 TP switch board ass y 3 82 7 32 7 387487 2487 ...