Brother International Z-8550A Instruction Manual - English - Page 88
Err 130, Thread trimming
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Error code Err 130 (Upper shaft motor locked) Possible cause • Is the motor connector 4P disconnected from the control box? Insert the connector securely. 15. TROUBLESHOOTING 3563M Page 11* • Has the machine locked up? Turn off the power and then turn the machine pulley by hand and check that it turns easily. Err 131 • Is the encoder connector 14P inside the (Upper encoder shaft not control box disconnected? Insert the connector securely. 11* connected) Err 190 (Over time) 3564M • This appears on the display when the sewing machine has been operating continuously for 3 minutes or more. Turn the power switch off and then back on again, and then operate the sewing machine normally. Err 191 • This appears on the display if the needle bar does not move to the needle up stop (Thread trimming overtime error: 8560A) position after the treadle is depressed backward. Check that the thread is not tangled around the rotary hook or the knife unit. Check if there is a problem with the thread trimming mechanism. * Err 200 • Is the 5-pin zigzag motor encoder connector (Zigzag home position error) or the 5-pin zigzag motor connector inside the control box disconnected? Insert the connector securely. 11* Err 201 (Needle zigzag error) 3565M • A problem with the zigzag motor caused it to stop. Check if there is a problem with the left and right movement of the needle bar. Z-8550A, 8560A 80
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