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Differential Feed | Yes |
---|---|
Maximum Sewing Speed | 1300 stitches per minute |
Rolled Hem | Yes |
Needle Threading | Manual |
Buttonhole Styles | Not applicable |
LCD Screen | No |
Built-in Memory | No |
Type | Overlock |
Number of Threads | 2/3/4 |
Stitch Width | 7mm |
Stitch Length | 1mm to 4mm |
Stitch Options | Overlock, Rolled Hem, Flatlock |
Differential Feed Ratio | 0.5 to 2.25 |
Stitches | Overlock, Rolled Hem, Flatlock |
Presser Feet | Standard Overlock foot |
Weight | 14.3 lbs (6.5 kg) |
Checks and adjustments for skipped stitches in overlock sewing.
Troubleshooting skipped stitches and cover hems.
Causes and solutions for thread breakage during sewing.
Identifying and correcting causes of irregular stitch formation.
Procedures for diagnosing and resolving needle breakage issues.
Setting and checking tension values for different threads using a tension gauge.
Aligning tension dial 'r' with other dials using drive gear 's'.
Aligning lever 'h' with tension cam 'g' notch for yellow needle thread.
Adjusting display drum indicator 'd' to align with display window 'e'.
Adjusting upper looper shifting cam 'b' for proper hook alignment.
Setting 0.05-0.2mm clearance between upper and lower loopers.
Adjusting timing for point to pass 1.0-1.5mm below lower looper hump.
Adjusting clearance from chain looper point to chain needle.
Checking clearance between chain looper and needles L2 and L0.
Ensuring clearance between needle(s) and chain needle guard.
Adjusting safety lever 'd' to turn micro switch off/on correctly.
Troubleshooting stitch pulling to the right, checking needle insertion.
Identifying and resolving irregular loop formation on chain needles.