Siruba L818fm1 Error List Work //free\\ May 2026

The Siruba L818-M1 series uses a direct-drive servo motor system where errors are displayed as "E" codes on the control panel

. Below is a comprehensive error list and troubleshooting guide based on technical documentation for this model. Siruba L818-M1 Series Error Code List

When an error occurs, the code will flicker on the control switch panel display. Error Code Probable Cause Recommended Action Abnormal over-current or over-voltage.

Check the power board; inspect for damaged resistors or a blown F1 fuse. Power voltage too high or high inertia.

Check the input power voltage. If inertia is the cause, try lengthening the deceleration time. Motor encoder signal error or motor locked.

Check the encoder connector insertion. Verify the machine isn't mechanically locked or "stuck". Motor connector error or extraordinary input signal.

Securely re-insert the motor connector. Check for external noise interfering with the signal. Signal noise or frequency interference.

Remove nearby sources of electrical noise. Check the position detector connector. Manual back-tacking active for over 15 seconds. Release the back-tack lever and reset the power. Solenoid over-current protection. Inspect solenoid cables for shorts or damage. Encoder signal missing or failed.

Check encoder wiring or replace the encoder unit if signals are broken. Power module abnormal over-current protection. Detailed inspection of the power board is required. Machine tip-over protection switch error.

Ensure the machine is in the upright position and the safety switch is engaged correctly. Common Mechanical Issues (No Error Code)

If the machine isn't stitching properly but no code appears, check these common maintenance points: Skipped Stitches:

Often caused by an incorrectly inserted, bent, or wrong-sized needle. Ensure the needle is pushed all the way up and the flat side is facing the correct direction. Thread Breakage:

Typically due to poor-quality thread, incorrect tension, or burrs on the needle. Rethread both the upper thread and bobbin carefully through all guides. "Bird's Nesting":

Tangled thread under the fabric usually means the upper tension is not engaged. Rethread with the presser foot to ensure the thread seats in the tension discs. Quick Reset Procedure Power down the control box. Allow 10–15 seconds for the capacitors to discharge.

Check for thread jams in the bobbin area or "bird's nests" that might be locking the motor.

Turn the power back on. If the error persists, consult a technician for board-level repairs. change parameter settings for this model? sewing machine problems and solutions

If your machine is not producing stitches or is experiencing physical failures, check these common manual adjustments:

Skipped Stitches: Often caused by incorrect needle insertion (flat side should face the back), using a bent needle, or improper threading.

Thread Breakage: Usually a result of excessive tension, poor-quality thread, or a burred needle.

Jammed Handwheel: If the machine is locked, turn the handwheel clockwise in reverse using a large screwdriver for leverage to clear the jam.

Uneven Stitches: Check for worn feed dogs or improper presser foot pressure. Electronic Error Code Reference siruba l818fm1 error list work

For models equipped with an electronic control box (like the TC series), the following codes are standard indicators of system issues: Error Code Recommended Action E1 / ERR1 Pattern/Memory Error

Pattern cannot be called; reset power or check internal memory. E2 / ERR2 Over-voltage / Encoder Error Check power voltage or motor encoder connector. E3 / ERR3 Motor Locked / Needle Pos Check for machine/motor lock or needle bar position error. E4 / ERR4 Signal / Feed Error Check motor connector signals or feed limit sensor. E8 / ERR8 Detector/ROM Error Check detector UP/DOWN signals or ROM integrity. E10 Counter Zero / Power

Common in DL series; check power board cables or the IGBT component. E15 Over-current Protection Abnormal current in power module; check power board. E17 Tip-over Switch

Machine head is tilted too far; return machine to correct position. Actionable Maintenance Tips

Cleaning: Regularly use a brush to remove lint buildup around the bobbin case and feed dogs to prevent stitch quality drop.

Lubrication: Follow the official SiRUBA manual to oil all moving parts, preventing rust and loud operation.

Needle Replacement: Industrial machines require frequent needle changes; always ensure the needle is pushed up as far as it can go in the clamp. How to fix a jammed Industrial Sewing Machine

Siruba L818F-M1 industrial sewing machine, error codes typically appear on the control box display to signal electrical or mechanical issues. The most common errors related to the drive system include voltage irregularities, motor locks, and signal failures between the encoder and control unit. Common Error Codes & Troubleshooting Error Code Probable Cause Voltage or Load Issue: Supply voltage is too low or machine torque is too high.

Check power supply capacity and ensure the machine isn't mechanically bound. Overvoltage:

Power voltage is too high or deceleration time is too short for machine inertia.

Verify line voltage and consider lengthening deceleration parameters in settings. Encoder/Signal Failure:

Broken encoder signals or motor encoder is not securely inserted.

Check the encoder connector insertion and inspect for broken wires. Motor Lock: The motor or sewing machine is physically locked.

Check for thread jams in the hook area or motor pulley obstructions. Extraordinary Signal: Input signal noise or faulty detector connection. Check detector connector and remove external noise sources. Safety Switch:

Machine tip-over protection or bad connection at motor connector.

Ensure the machine is in the upright position and all connectors are secure. General Work Procedures Power Reset:

Before deep troubleshooting, turn the machine off, wait for 30 seconds, and turn it back on. This often clears temporary sensor glitches. Mechanical Check:

If a "Motor Lock" (E4) occurs, manually rotate the handwheel to check for thread bunches in the shuttle race or bobbin area. Connector Inspection:

Ensure all plugs on the back of the control box (pedal, motor, and synchronizer) are pushed in firmly.

For technical diagrams or specific parts, you can consult the official Siruba L818F Instruction Manual DL720 Series Electronic Control Manual for detailed parameter settings. SiRUBA Sewing Machine Are you seeing a specific error number on your display right now that you need help clearing? Siruba L818F-BM1BH1 Instruction Manual.pdf The Siruba L818-M1 series uses a direct-drive servo

When to call a technician

  • Persistent electronic error codes after power-cycle and connector checks.
  • Motor draws excessive current or trips breakers.
  • Internal gearbox or timing gear repairs required.
  • Encoder/servo driver replacement or firmware issues.
  • Any safety-critical failures (smoke, burning smell).

Preventive Maintenance:

  • Regularly clean and maintain the machine according to the manufacturer's guidelines.
  • Periodically check and adjust tensions.
  • Use the correct needles and threads as recommended by the manufacturer.

If you have a specific error code in mind for the Siruba L818FM1, providing that code could help in giving a more precise solution or guidance.

The Siruba L818-F-M1 is an industrial lockstitch sewing machine designed for light to medium fabrics. Unlike modern fully electronic machines, the L818 series often uses external control boxes or simple direct-drive motors, meaning errors typically manifest as mechanical failures or specific motor controller codes. Common Error Codes (Electronic Control)

If your machine is equipped with a digital control box (common on newer L818 direct-drive models or retrofitted servo motors), these are the most frequent codes: Error Code Problem Description Recommended Action E01 Over-voltage

Turn off immediately. Check if your power supply exceeds 260V. E02 Low-voltage Check power connection stability; reset the system. E03 Communication Error

Check the cable between the display and control box for loose connections. E05 Pedal Signal Error

Verify the pedal connector is securely plugged in and not obstructed. E07 Motor Locked-rotor

The main shaft is jammed. Check for thread bunches in the hook or a bent needle. E14 Encoder Signal Error

Check if the motor encoder connector has fallen off or is loose. E17 Safety Switch Active

Ensure the machine head is properly seated and the safety switch is not damaged. Mechanical Troubleshooting Guide

For issues where no digital code is displayed, follow these diagnostic steps: Skipped Stitches:

Ensure the needle is inserted correctly (flat side usually facing right on these models).

Check for a bent needle or blunt tip and replace if necessary. Verify the needle-to-hook timing (gap should be minimal). Thread Breakage: Check for burrs on the needle, bobbin case, or hook. Ensure the thread is high quality and not "shedding" lint.

Rethread the entire machine, ensuring the thread passes through all tension discs correctly. Machine Not Starting:

Verify the power plug and motor nameplate voltage match (single vs. 3-phase).

Check if the motor's safety switches are engaged or if a fuse has blown. Uneven Stitches / Feeding Issues: Adjust the presser foot pressure using the top knob.

Inspect feed dogs for lint buildup or wear; adjust height if they are too low to grip fabric. Maintenance Tips for Peak Performance

Regular Cleaning: Remove the needle plate and clean lint from the bobbin area and feed dogs daily to prevent jams.

Lubrication: Consult the Siruba L818F Instruction Book for specific oiling points; industrial machines require consistent lubrication to prevent motor lockups.

Correct Parts: Only use original Siruba L818F parts like the P701 presser foot to maintain factory specifications. Siruba L818F-BM1BH1 Instruction Manual.pdf

This guide provides a comprehensive list of error codes and troubleshooting steps for the Siruba L818F-M1 Preventive Maintenance:

industrial sewing machine series, particularly models equipped with electronic control boxes and direct-drive servo motors. Common Error Codes and Solutions

When the control system detects an issue, an error code will flicker on the panel display. E1: Voltage or Motor Load Error

: Incoming power voltage is too low or too high, or there is excessive torque/resistance in the machine head.

: Check your power supply voltage. Ensure the machine is not jammed and that the handwheel can turn freely by hand. E2: System Overload/Inertia Error : High sewing machine inertia or sewing load.

: Try lengthening the deceleration time in the settings. If the motor is locked, check for mechanical obstructions. E3: Encoder/Positioning Signal Error

: The connector to the motor encoder is loose, or the signal from the encoder is broken. In some cases, this indicates a jammed motor that has overloaded the board.

: Inspect the encoder cable and ensure it is securely inserted. Clear any lint or thread from the encoder sensor area. E7: Encoder/Synchronization Error

: Often caused by dust or lint buildup in the encoder disc, preventing the sensor from detecting movement.

: Remove the motor cover and use compressed air to clean the encoder area. E10: Power Module/IGBT Failure

: Internal component failure on the power board (specifically the IGBT module).

: Check all internal wiring. If connections are secure, the control box's power board may need professional repair or replacement. E15: Overcurrent Protection : Abnormal current detected in the power module.

: Turn off the power, wait 30 seconds, and restart. If the error persists, the control box may have a short circuit and requires replacement. E17: Safety Switch Error

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

: Ensure the machine head is properly seated on the table. Check the safety switch for damage or misalignment. Basic Maintenance and Prevention Daily Cleaning

: Use a brush or soft cloth to remove lint from the needle area and thread tensioners to prevent sensor interference. Oil Maintenance

: Check oil levels daily. Ensure the oil is above the "L" line on the gauge. Change the oil after the first month and every four months thereafter. Secure Connections

: Periodically check that the power plug and motor connectors are tight and free of corrosion. Siruba L818F-BM1BH1 Instruction Manual.pdf

Here’s an interesting, tech-enthusiast-style review of the Siruba L818F-M1 — focusing on its error list, what it means for real-world use, and why you should actually care.

E-30: Pedal Signal Error

  • Meaning: The machine does not recognize the pedal input, or the pedal is sending conflicting signals.
  • Possible Causes:
    • Pedal sensor failure.
    • Pedal connector is loose.
    • Foreign object stuck under the pedal preventing it from returning to the "Stop" position.
  • Solution:
    1. Check the pedal connection under the table.
    2. Ensure the pedal springs back freely.

Siruba L818FM1 — Common Error Codes & How to Fix Them

The Siruba L818FM1 is a widely used industrial sewing machine; when it throws error codes or behaves unexpectedly, knowing quick diagnostics and fixes saves downtime. Below is a practical guide covering likely error types, probable causes, step-by-step checks, and recommended fixes and preventive measures.

Maintenance Tips:

  • Regularly clean and oil the machine according to the manufacturer's guidelines.
  • Perform routine checks on needles, bobbins, and threads.
  • Follow proper shutdown procedures.

If you're experiencing a specific issue with your Siruba L818FM1, I recommend consulting the user manual or reaching out to Siruba's support team for the most accurate and helpful guidance.