Changing light bulb – SINGER W1010 User Manual
Page 45
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
PROBLEM
PROBABLE CAUSE
CORRECTION
The material
Upper or lower thread tension too tight
P.12, P.19
puckers
Stitch too long for material
P.17
Thread too thick
P.16
Incorrect threading of upper or lower thread
P.13, P.11
Breaking needle
Needle not correctly inserted
P. 7
Needle bent
P. 7
Needle clamp screw too loose
P. 7
Upper thread tension too tight
P.19
Needle too fine for the material
P.16
Dials and levers have been changed while
the needle was down in the material
P.17, P.20
Zigzag width set more than 2.5 while twin
needle was attached
P.14
n.b. If trouble is still apparent in the machine, please consult your nearest
dealer.
Do not try to correct fault by yourself.
Changing Light Bulb
Unplug the machine.
Open face cover as shown.
Remove
bulb
by
unscrewing
it
in counterclockwise.
Install a new bulb by screwing it
in clockwise.
-42-