Some hook knives computerized embroidery machines Factory of the computerized embroidery machine cannot be released Check whether the 24V power supply of the hook knife drive board is reversely connected and whether the voltage is normal; Check whether the hook wire is short-circuited to the ground. If it is abnormal, the C4B board is faulty; If it is normal, the signal wire is connected reversely.
No detection of embroidery machine thread breakage Decoding board failure; Check whether the beam line is open; Check the signal from the motherboard to the decoder board; Replace the motherboard.Computerized embroidery machine maintenance tutorial: hook knife, false detection of bottom thread, no detection of broken thread The hook and knife of the computerized embroidery machine will not be released.
In the system test, check the hook wire electromagnet to test whether the output pulse is normal. The thread breakage of the individual head of the embroidery machine is not detected Check whether the ground wire is well connected, Check the lintel line; Replace the C89 board.
False detection of individual header bottom line of computerized embroidery machine Check the bottom inspection board Check the flat wire of the C8 bottom inspection board; Insufficient mechanical lifting height; Check whether the bottom inspection wheel of the lead mechanism is flexible
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