Troubleshooting - Brother Model KH--830 Service Manual

TROUBLE SHOOTING
Trouble Cause Remedy Note
Caniaae:
Does not move easily. 1. Carriage cam sliding part is out 1.
Oil
needle butt and stitch cam. See Instruction manual .
of oil.
2. Needle bed sliding part
is
out of 2. Oil front and rear rails of body and
oil. carriage.
3. Sinker plate
is in contact with
3. Adjust sinker plate position. See Instruction manual.
gate pegs.
4. Gauge is too tight . 4 . Loosen knitting gauge .
Needle SelectOI':
The same needle does not 1. Needle is bent.
1 . Replace the needle . See Instruction manual.
come out.
2. Needle and rotary cam are not 2. Adjust rotary cam position .
:
in the right relative position.
'
UnneceSsary neelde sticks
I
I. Oil
has got between Medle
I.
Wipe off the oil.
out in eighth cycle .
selector plates.
'
2. Sq ueezed between signal lever 2. Replace needle selector unit .
presser and
card reader guide,
I
card signal lever does not move
easily.
3. Signal lever presser holds needle 3. Adjust signal lever presser position.
selector plate.
4. Needle is bent or broken . 4 . Replace needle. See
Instruction manual.
5. Needle selector plate spring are S. Correct the hook of spring.
engaging with each other.
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