What to do if the needle breaks on my Brother BAS-342G Sewing Machine?
A needle can break due to: * Excessive clearance between the needle and rotary hook tip; adjust the needle clearance. * A bent needle; replace the needle. * Needle deflection; select a needle suitable for the sewing conditions and reduce sewing speed. * Using a needle that is too thin; select a needle suitable for the sewing conditions.
What to do if my Brother BAS-342G Sewing Machine won't operate when turned on and the foot switch is depressed?
If the sewing machine doesn't operate, it could be due to: * The safety switch not working; check if the safety switch cord is disconnected. * Safety switch position is incorrect; adjust the position of the safety switch. * The safety switch malfunctioning; replace it with a new one.
What to do if the thread slips out of the needle on my Brother BAS-342G?
The thread may slip out of the needle because: * Stitches are being skipped at the sewing start; refer to "Skipped stitches occur". * The upper thread trailing length is uneven; adjust the sub-tension. * The position of the shuttle race thread guide is incorrect; adjust its position.
Why does the lower thread break on my Brother BAS-342G Sewing Machine?
The lower thread may break if: * The lower thread tension is too strong; adjust the lower thread tension. * There is damage to the corners of the needle hole plate or bobbin case; repair or replace the problem part.
How to resolve incorrect thread tightening on my Brother BAS-342G Sewing Machine?
Incorrect thread tightening can be caused by: * Upper thread tension being too weak; adjust the upper thread tension. * Lower thread tension being too weak; adjust the lower thread tension. * Incorrect thread take-up spring tension and height; adjust the tension and height of the thread take-up spring. * Incorrect position of arm thread guide R; adjust the position of arm thread guide R.
Why is the thread jamming in my Brother Sewing Machine?
Thread jamming can occur if: * The thread take-up spring tension and height are incorrect; adjust them. * The needle and rotary hook timing are incorrect; adjust the needle bar lift amount. * The shuttle race thread guide is not separating the threads; adjust its position.
How to fix skipped stitches on a Brother Sewing Machine?
Skipped stitches can occur in your Brother Sewing Machine due to: * Too much clearance between the needle and rotary hook tip; adjust the needle clearance. * Incorrect needle and rotary hook timing; adjust the needle bar lift amount. * The driver covering the needle more than necessary; adjust the driver needle guard. * A bent needle; replace the needle. * Incorrect needle installation; install the needle correctly.
General| Brand | Brother |
|---|---|
| Model | BAS-342G |
| Category | Sewing Machine |
| Language | English |
Explains the meanings of danger, caution indications, and various symbols used in the manual and on the machine.
Specifies ambient temperature, relative humidity, and electrical noise requirements for proper operation.
Details requirements for safe and proper installation, including grounding and cord securing.
General precautions for safe sewing operation, including wearing protective gear and turning off power.
Precautions for safe cleaning procedures, including using protective gear and turning off power.
Emphasizes qualified technicians for maintenance and disconnecting power before work.
Explains specific warning labels regarding high voltage, moving parts, hands in parts, and grounding.
Describes the process of removing machine head fixing bolts before installation.
Details how to install the control box, including checks for model compatibility and placement.
Explains the installation of the oil pan and support lever base components.
Guides on how to place the machine head onto the table, with safety notes.
Instructions for safely tilting and returning the machine head to its position, with safety precautions.
Details the procedure for installing the gas spring to support the machine head.
Steps for mounting the operation panel onto the sewing machine table.
Describes the installation of the solenoid valve assembly underneath the work table.
Guides on connecting the air tubes to the pneumatic system.
Instructions for connecting the air hose and opening the cock.
Explains how to adjust the air pressure using the regulator to 0.5 MPa.
Details how to adjust lifting and lowering speeds for the work clamp using valve knobs.
Step-by-step guide for connecting various electrical cords to the PC boards.
Emphasizes the importance of secure ground connections for safety and operation.
Instructions for securing cords and air tubes using holders and checking cord management.
Details the installation of the eye guard as a safety device.
Instructions for fitting and securing the cotton stand for thread supply.
Guidance on lubricating the sewing machine before first use and after periods of non-use.
Instructions for connecting the power cord to a grounded AC power supply.
Procedure to check the safety switch installation and correct it if necessary.
Step-by-step instructions for correctly installing the sewing needle, with safety warnings.
Explains how the two-pedal foot switch functions for starting and controlling the machine.
Detailed guide on how to thread the upper thread through the machine, including using threading mode.
Instructions for winding the lower thread onto the bobbin, including adjustments for winding amount.
Guides on how to correctly insert the bobbin case into the rotary hook.
Provides a reference for upper and lower thread tension settings.
Details how to adjust the lower thread tension to the weakest possible setting.
Explains how to adjust upper thread tension and trailing length.
Describes the procedure for performing home position detection for the machine.
How to configure the work clamp for two-step lowering operation.
Identifies and explains the function of each key and indicator on the operation panel.
Instructions for loading sewing data from a CF card into the machine's memory.
How to select and set the program number for sewing.
Guides on adjusting the X and Y scale settings for sewing patterns.
Explains how to set the sewing speed in RPM.
How to use test feed mode to verify needle movement and pattern accuracy.
Procedure to adjust the height setting for the intermittent presser foot.
Overview of advanced functions accessible via key combinations.
How to access and modify memory switch settings for various machine functions.
A comprehensive table detailing memory switch numbers, ranges, items, and initial values.
How to set and use the lower thread counter to prevent running out of thread.
Instructions for setting and using the production counter for tracking sewn items.
How to set split numbers for programs containing pauses or multiple sections.
How to record, use, and manage custom user programs with specific settings.
Instructions for creating and using cycle programs to sew patterns in a specific sequence.
Table showing key combinations for directly selecting user programs and cycle programs.
How to adjust the sewing pattern's position using parallel movement.
Steps to reinitialize memory data to restore default settings or clear specific data.
Important precautions for handling, storing, and using CF cards with the machine.
Explains the folder structure on a CF card for storing control programs and data.
Details how to switch to and use data read/write modes for CF cards.
Procedure for copying all sewing data from a CF card to the machine's internal memory.
Procedure for copying all sewing data from the machine's internal memory to a CF card.
Step-by-step guide on how to start and perform a sewing operation using the machine.
How to use the STOP switch to halt sewing and how to resume or clear the stop.
Explains the function of the thread wiper switch for on/off control.
Instructions for cleaning the rotary hook assembly, including removing the bobbin case.
Procedure for draining oil from the oiler when it becomes full.
How to check the regulator for water collection and drain it.
Guidance on cleaning air inlet ports of the control box using a vacuum cleaner.
Instructions for cleaning the eye guard with a soft cloth, avoiding solvents.
How to check the needle for damage or bending before sewing.
Refers to section 4-18 for lubrication instructions.
How to adjust the height and tension of the thread take-up spring for correct thread trailing.
How to adjust the position of the arm thread guide R for material type.
Procedure to adjust the needle bar height for correct alignment.
How to adjust the needle bar lift amount for proper needle and hook timing.
How to adjust the driver needle guard for correct needle contact.
How to adjust the clearance between the needle and the rotary hook.
Guidance on installing and positioning the shuttle race thread guide.
How to adjust the oil supply to the rotary hook for proper lubrication.
Procedure to adjust the position of the movable knife for thread trimming.
Steps for replacing the movable and fixed knives used for thread trimming.
How to install the feed plate correctly, aligning it with the index mark.
How to adjust the position and stroke of the thread wiper for proper operation.
How to set the correct installation position for the presser foot.
How to adjust the intermittent stroke by changing the position of the stepping clamp link.
How to adjust the maximum lift amount for the work clamp.
How to adjust the air pressure to 0.5 MPa using the regulator.
Lists error codes related to switch operations and their remedies.
Lists error codes related to the upper shaft motor and their remedies.
Lists error codes related to the feed mechanism and their remedies.
Lists error codes related to the work clamp and their remedies.
Lists error codes related to communication and memory issues and their remedies.
Lists error codes related to data editing and their remedies.
Lists error codes related to PC boards and their remedies.
Addresses common problems related to the work clamp's lifting and dropping functions.
Troubleshooting for the thread wiper not operating correctly.
Addresses problems with uneven lower thread winding and incorrect winding amounts.
Troubleshooting for thread slipping, uneven trailing length, and guide position.
Lists causes and remedies for upper thread breakage.
Lists causes and remedies for lower thread breakage.
Troubleshooting guide for skipped stitches.
Lists causes and remedies for needle breakage.
Addresses issues with needle deflection and appropriate needle selection.
Troubleshooting for thread jamming issues.
Addresses problems with the movable or fixed knife not trimming the upper thread.
Troubleshooting for poor stitch quality on the underside of the material.
Addresses issues with thread tension and trailing length.
Troubleshooting for the machine not starting, checking safety switch functionality.
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