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086-0575-87679088 |
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086-0575-87679188 |
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Zhibishan industrial estate,Jiangzaotown,Zhuji
city,Zhejiang province |
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311800 |
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www.qiuxingchina.com |
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qiuxing@qiuxingchina.com |
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Probable causes |
Actions |
| Belt is loose or broken |
Tighten or replace belt |
| Fuse for power or circuit blown out |
Check ampere capacity and replace fuse |
| Needle position signal or one-rotation signal is not detected |
Adjust needle position with wrench so that needle position LED come on |
| Frame limit switch is actuated |
Move frame to appropriate position |
| Abnormality warning lamp in drive unit is on |
Clean air filter |
| Incomplete contact of connectors in control box |
Securely couple connectors |
| Incomplete contact of connectors in main shaft drive motor control box |
Securely couple connectors |
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| 2. Color change incorrect |
| Probable causes |
Actions |
| Incorrect stop position |
Manually set main shaft to fixed position |
| Needle position and one-rotation signals are not detected |
Adjust needle position with wrench so that stop position indicating lamp comes on |
| Incorrect needle bar position |
Set position correctly |
| Incorrect take-up lever position |
Adjust take-up lever so that it coincides with others in position at fixed position |
| Relay or fuse for color change defective |
Replace relay or fuse |
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| 3. Upper thread defective incomplete |
Probable causes |
Actions |
| Thread take-up spring incomplete contact |
Securely couple connectors |
| Tension base connector incomplete contact |
Securely couple connectors |
| Upper thread breakage timing contact incomplete |
Clean and adjust the upper thread breakage timing contact |
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Probable causes |
Actions |
| Frame drive belt is too tight |
Loosen |
| Frame guide rails are clogged with foreign materials |
Clean the rails |
| Frame drive circuit defective |
Replace |
| Memory plate defective |
Replace |
| Overall weight of the frame is excessive |
Decrease R, P. M |
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