The fuse for the 12V power supply inside the control box is likely blown. Safety Switch Active

The motor power plug is loose or disconnected. Inspect the 4-pin motor cable. Input Signal Error

Sewing Machine Error Code Guide | PDF | Power Supply - Scribd

The needle position detector is not sending a signal. Ensure the detector is properly aligned and plugged in. Solenoid Short-Circuit

Timeout between the display panel and the main control board. Check the connecting cables. Positioner Error

Wiring for the thread trimmer or foot lifter solenoid is damaged. Check for short circuits. 12V Power Failure

The machine head is tilted back or the safety switch is not in the correct position.

Based on standard industrial control box documentation for the Siruba L818 series, here are the most frequent error codes you may encounter: Error Code Description Recommended Action Motor Stall / Overload

: Remove the needle plate and clean out lint or broken thread bits that could be causing a motor overload (E1).

Siruba+l818fm1+error+list+2021 -

The fuse for the 12V power supply inside the control box is likely blown. Safety Switch Active

The motor power plug is loose or disconnected. Inspect the 4-pin motor cable. Input Signal Error

Sewing Machine Error Code Guide | PDF | Power Supply - Scribd siruba+l818fm1+error+list+2021

The needle position detector is not sending a signal. Ensure the detector is properly aligned and plugged in. Solenoid Short-Circuit

Timeout between the display panel and the main control board. Check the connecting cables. Positioner Error The fuse for the 12V power supply inside

Wiring for the thread trimmer or foot lifter solenoid is damaged. Check for short circuits. 12V Power Failure

The machine head is tilted back or the safety switch is not in the correct position. Input Signal Error Sewing Machine Error Code Guide

Based on standard industrial control box documentation for the Siruba L818 series, here are the most frequent error codes you may encounter: Error Code Description Recommended Action Motor Stall / Overload

: Remove the needle plate and clean out lint or broken thread bits that could be causing a motor overload (E1).