Janome 1100D Professional manual Troubleshooting

TROUBLESHOOTING

SKIPPING OR IRREGULAR STITCHES
Incorrect threading	30-44
Incorrect thread tensions	54-58
Needle problems ––poor quality, bent or dull	12
Needles not inserted correctly	24
Do not pull on fabric, guide it gently	48
Needle plate or foot not attached correctly	66
Cutting width dial not set correctly	26
Thread guide pole not extended/positioned correctly	14
Do not lift presser foot at end of seam	48
Incorrect pressure used for heavier fabrics	46
THREAD BREAKS
Incorrect threading	30-44
Incorrect thread tensions	54-58
Thread tangled or knotted	30
When re-threading lower looper, needle eye must be
unthreaded before re-threading looper	52
Needle plate or foot not attached correctly	66
Thread guide pole not extended/positioned correctly	14
Use the foam pads to avoid thread tangling	14
FABRIC PUCKERS
Needle tension(s) too high	54-58
Stitch length too long	62
Foot pressure not set correctly for fabric	46
Needle plate or foot not attached correctly	66
Differential feed not set correctly for fabric	60
NEEDLE BREAKS
Needle strikes foot or needle plate since fabric is pulled;
do not pull fabric, gently guide it	48
Needle problems – poor quality, bent or dull	12
Needle(s) not inserted correctly	24
Needle size incorrect for fabric	12
MACHINE JAMS
Incorrect threading	30-44
Needle plate not attached correctly	66
Stitch length too short	22, 62
Incorrect thread tensions	54-58
Needle thread not engaged properly in
tension discs; use tension release lever	42, 54
Thread tangled or knotted	30
Foot pressure set too low	46
Use the foam pads to avoid thread tangling	14
Upper knife is disengaged and
fabric edge is too far to right; needles can break	26

MACHINE RUNS SLOW OR NOT AT ALL
Reconnect foot control	16
Cleaning and oiling	66
NOISY MACHINE
Cleaning and oiling	66
Clean both upper and lower knives	66
Replace bent or dull needle(s)	12
Replace upper knife	68
FABRIC IS NOT CUT
Upper knife not engaged correctly	26
Upper knife not attached correctly	68
Check if upper knife is locked correctly	62
FABRIC NOT CUT CORRECTLY
Cutting width dial not set correctly	26
Upper knife not attached correctly	68
Clean both upper and lower knives	66
Check if upper knife is locked correctly	62
Lock upper knife when sewing heavyweight fabric	62
Unlock upper knife when not sewing heavyweight fabric	62
Replace upper knife	68
Check needle plate setting knob position	28

STITCHES ARE NOT FORMED CORRECTLY ALONG FABRIC

EDGE
Wrong program number is selected	20
Recheck all threading points	30-44
Cutting width dial not set correctly	26
Check needle plate setting knob position	28
Thread tension(s) too high or too low	54-58

70