SunStar KM-750 - Table of Contents

Safety rules for machines
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4
1. Specification
1) Specifications of the sewing machine
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8
2) Specifications of the servo motor controller
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9
3) Specifications of the clutch motor (for non-trimming type)
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9
4) Peripheral automation devices (optional)
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9
2. Installation
1) Installation of the machine head
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10
2) Installation of the knee lifting solenoid and power switch box
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10
3) Installation of the oil fan
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11
4) Oil supply
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11
5) Adjustment of belt tension
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13
6) Installation of the program unit (automatic trimming type)
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13
7) Installation of the belt cover
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13
8) Installation of the thread stand
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14
9) Location detector assembling and its control method (automatic trimming type)
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14
10) Reverse button function
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15
11) Checking stop position of the sewing machine
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15
3. Adjustment of the machine
1) Inserting the needle
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16
2) Removing bobbin and bobbin case
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16
3) Routing the lower thread
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17
4) Inserting the bobbin
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17
5) Routing the upper thread
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18
6) Adjusting the thread tension
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18
7) Adjusting the height and pressure of the presser foot
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20
8) Adjusting the needle and feed dog timing
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21
9) Adjusting the height of the feed dog
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21
10) Adjusting the needle and hook timing
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21
11) Clearance adjustment between the upper side of hook stopper and the upper side of needle board groove
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22
12) Clearance adjustment between hook and opener
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23
13) Operation of needle bar (left, right) stop (KM-790 series)
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23
14) Adjustment of safety device
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25
15) Adjusting trimming device
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26
16) Replacing movable knife and fixed blade
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31
17) Adjustment of wiper
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32
18) Replacing gauge set for needle width
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33
4. Cause of troubles and troubleshooting
1) Sewing machine troubleshooting
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34
Table of Contents