Siruba+l818fm1+error+list+2021 Site

: The motor cannot reach the correct position, often due to lint/dust on the encoder board or a loose pin.

The needle, trimmer, or feed mechanism has reached its limit switch unexpectedly. Check for mechanical jams. ROM/Memory Error

If you have a 2021 model with an automatic trimmer, I can also look up steps for fixing the knife mechanism. Sewing Machine Error Code List | PDF - Scribd

These relate to the "brain" of the machine tracking the needle's movement. siruba+l818fm1+error+list+2021

In 2021, Siruba released a firmware update (v2.1.4) for the L818FM1 series, which introduced new error codes related to the digital tension control system and the servo motor encoder. While earlier models had simpler codes (e.g., Er01, Er02), the 2021 version includes more granular warnings for preventative maintenance. Therefore, if you own a machine manufactured or upgraded in 2021, this list is specifically tailored to your control panel’s logic.

: The first step in troubleshooting is usually consulting the user manual. It often contains a troubleshooting guide specific to the model.

Many 2021 units shipped with a more sensitive Hall sensor. After a few months, the magnet on the handwheel weakens or shifts. Re-calibrate using the manual “Needle Positioning” mode (Parameter P-15: Adjust needle up/down angle to 145° and 325° respectively). : The motor cannot reach the correct position,

This article provides a comprehensive guide to the (applicable to 2021 and similar models), designed to help operators and technicians troubleshoot the Siruba L818F series, a high-speed lockstitch sewing machine.

If an error persists after basic checks, you may need to perform a factory reset or access the parameter settings. Accessing parameters usually involves holding a specific key (often the 'P' or 'S' key) while powering on the machine. Refer to your specific controller manual, as Siruba machines may use different control box models (such as the Ho Hsing or Dahao systems) depending on the year and region. When to Call a Technician

The supply voltage drops below the minimum operational threshold required by the servo controller. Action Steps: ROM/Memory Error If you have a 2021 model

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

1. Common Power & Voltage Errors (E1, E2, E19, E20)

The emergency stop or safe-switch is pressed. Release the switch and reset. Over-Voltage Protection Incoming voltage is too high. Check power source. ERR20 Low-Voltage Protection Incoming voltage is too low. Check power source. ERR30 Belt/Motor Issue Often related to a motor connection or drive belt issue. ERR33 Air Pressure Low For pneumatic models only. Check your compressor. Detailed Troubleshooting and Solutions 1. Motor and Power Issues (E15, ER0, ERR30)

Most digital errors on the L818F series stem from the electronic control box and motor synchronization. Common codes include: E1 (Voltage Issues):

Comment below with your control box model number for more tailored advice! Sewing Machine Error Code Guide | PDF | Power Supply