What to do if the thread wiper doesn't operate correctly on my Brother KE-430F?
If the thread wiper on your Brother Sewing Machine isn't operating correctly: * It might be obstructing the needle, so adjust the height of the thread wiper. * Adjust the operating distance of the thread wiper. * The thread wiper position may be incorrect, so adjust the operating distance of the thread wiper.
What to do if the work clamp does not rise on my Brother KE-430F Sewing Machine KE-430F?
If the work clamp on your Brother Sewing Machine (KE-430F) does not rise, it could be due to: * Sluggish work clamp operation – grease the sliding part of the work clamp. * Too much friction between the work clamp lifter plate and work clamp arm lever plate – grease these parts. * The work clamp contacting the thread wiper – adjust the position of the thread wiper.
What to do if the button clamp does not rise on my Brother Sewing Machine BE-438F?
If the button clamp on your Brother Sewing Machine (BE-438F) does not rise, it might be because the work clamp is contacting the thread wiper. Adjust the position of the thread wiper to resolve this.
General| Stitch Type | Lockstitch |
|---|---|
| Thread Trimmer | Automatic |
| Needle Bar Stroke | 30.7 mm |
| Needle Threader | Automatic |
| Presser Foot Lift | Automatic: 13 mm |
| Lubrication | Automatic |
| Power Supply | 110V, 220V (depending on model) |
| Buttonhole Styles | Multiple styles |
| Presser Feet | Standard |
Explains DANGER and CAUTION indications and warning symbols used for safe operation.
Describes warning symbols like 'beware of injury' and 'ground connection' and their meanings.
Warning about high voltages after turning off power and opening covers.
Specifies environmental conditions for safe operation.
Guidelines for safe machine installation and electrical connections.
Safety precautions during sewing operations, including needle breaks and unattended use.
Safety precautions for cleaning the machine, especially regarding oil.
Safety precautions for maintenance and inspection, including power disconnection.
Explains various warning labels and their meanings on the machine.
Identifies major parts of the sewing machine with numbered labels.
Details technical specifications for KE-430F and BE-438F models.
Lists preset sewing patterns for KE-430F with stitch details.
Continues the list of preset sewing patterns for KE-430F.
Continues the list of preset sewing patterns for KE-430F.
Continues the list of preset sewing patterns for KE-430F.
Continues the list of preset sewing patterns for KE-430F.
Lists preset sewing patterns for BE-438F with stitch details.
Continues the list of preset sewing patterns for BE-438F.
Continues the list of preset sewing patterns for BE-438F.
Safety warnings during installation, including electrical and handling precautions.
Diagram showing table dimensions for machine installation.
Instructions for installing the control box.
Instructions for installing the oiler and related parts.
Instructions for mounting and securing the machine head to the table.
Instructions for installing the operation panel and its cord.
Instructions for installing the cotton stand.
Instructions for installing the button tray for the BE-438F model.
CAUTION regarding safety devices and installing the eye guard.
Instructions for connecting various cords to the machine.
Details connector locations and cord clamps for the main P.C. board.
Details connector locations and cord clamps for the motor P.C. board.
CAUTION and instructions for connecting the ground wire.
Instructions for installing the rear cover.
Safety precautions and instructions for lubricating the machine.
CAUTION and instructions for connecting the power cord.
Instructions for connecting the power cord for the 200V system.
Instructions for connecting the power cord for 100V/400V systems.
Instructions for checking and adjusting the machine head switch.
Steps to start up the sewing machine and initial displays.
CAUTION and instructions for installing the needle.
Illustrated guide for threading the upper thread.
Explains how to use and exit threading mode safely.
CAUTION and step-by-step guide for winding the lower thread.
CAUTION and instructions for installing the bobbin case.
General information about thread tension.
How to adjust the lower thread tension.
How to adjust upper thread tension using digital controls.
Table of recommended thread tensions for different materials.
Table showing maximum sewing speeds for KE-430F based on material.
Explanation and usage notes for the thread nipper device.
Further notes on using the thread nipper device and pattern reference.
Instructions for inserting buttons on the BE-438F model.
How to adjust the button clamp for proper fit.
Instructions for installing an accessory spring for button raising.
Identifies each component of the operation panel and its function.
Detailed descriptions of operation panel indicators and keys.
Steps to select, change, and record programs.
Detailed steps for changing parameters within programs.
Explains setting ranges for Pattern, X-scale, Y-scale, and Sewing speed.
Explains slow start patterns and upper thread tension settings.
Guide to copying existing programs to create new ones.
How to check sewing patterns using test feed mode on KE-430F.
How to check sewing patterns using test feed mode on BE-438F.
Methods for adjusting upper thread tension.
Steps to enter memory switch setting mode and change values.
Detailed list of memory switches and their functions.
Continues the list of memory switches and their functions.
How to set and use the lower thread counter.
How to set and use the production counter.
Steps to record and use cycle programs.
Continues the steps for recording cycle programs.
How to select and use recorded cycle programs.
Explains how program selection order changes based on memory switches.
How to directly select programs using function keys.
Instructions for resetting all settings to factory defaults.
Basic steps to start sewing a pattern.
How to change X-scale, Y-scale, and sewing speed.
How to adjust the slow start pattern for sewing.
Safety precautions before performing maintenance.
Instructions for cleaning the rotary hook.
How to clean air inlet ports on the control box.
Instructions for draining oil from the waste oil container.
How to clean the eye guard.
How to check the needle condition before sewing.
Reference to lubrication instructions.
How to apply grease to the work clamp.
How to apply grease when the machine indicates it.
Steps to remove the grease assembly for maintenance.
Illustrates how to use a grease tube.
Specific steps for greasing the eccentric wheel.
Instructions for applying grease to the rock gear shaft.
How to reset the grease counter after applying grease.
Table of standard thread tension settings.
Illustrations related to thread tension adjustment.
Adjusting thread take-up spring height and tension.
Adjusting the position of the arm thread guide C.
Checking the position of the needle bar bush thread guide D.
Steps to adjust the needle bar height.
Adjusting needle bar lift and driver needle guard.
How to adjust the clearance between needle and rotary hook.
How to adjust the shuttle race thread guide.
Adjusting the oil level for the rotary hook.
Instructions for replacing movable and fixed knives.
Adjusting the work clamp lift amount for KE-430F.
Adjusting the button clamp lift amount for BE-438F.
How to adjust the holding pressure on BE-438F.
How to adjust the button clamp position on BE-438F.
How to adjust thread wiper height and racking width.
Instructions for adjusting thread wiper racking width.
Instructions for checking and adjusting the machine head switch.
Explains symbol warnings and their remedies.
Lists switch-related error codes and their remedies.
Lists motor-related error codes and their remedies.
Lists feed mechanism errors and their remedies.
Lists work clamp errors and their remedies.
Lists communication/memory errors and their remedies.
Lists data editing errors and their remedies.
Lists device errors and their remedies.
Lists P.C. board errors and their remedies.
Troubleshooting for work clamp not rising.
Troubleshooting for button clamp not rising.
Troubleshooting for incorrect work clamp lift amount.
Troubleshooting for incorrect button clamp lift amount.
Troubleshooting for thread wiper issues.
Troubleshooting for uneven lower thread winding.
Troubleshooting for incorrect lower thread winding amount.
Troubleshooting for thread coming unthreaded.
Troubleshooting for upper thread breaks.
Troubleshooting for lower thread breaks.
Troubleshooting for skipped stitches.
Troubleshooting for needle breakage.
Troubleshooting for button breakage on BE-438F.
Troubleshooting for when upper thread is not trimmed.
Troubleshooting for thread jamming issues.
Troubleshooting for poor seam finish on the reverse side.
Troubleshooting for incorrect thread tightness.
Troubleshooting for machine not operating.
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