Checking Sensor When Machine Stops Very Often; If The Machine Stops Very Often With Warning Signal; Checking Sensor A - Singer Futura CE-200E Service Manual

32-1. Checking sensor when machine stops very often

If the machine stops very often with warning signal（E1),
check as follows.
*The machine stops unexpectedly
*Thread is set correctly
*Presser foot is lowered

Checking sensor A

1. Remove the sensor cover before checking.
2. Check to see if the roller is disturbed to rotate due to touching with the sensor
cover.
3. Check to see if thread is not pulled through the tension plate nor given
pre-tension.
4. There is a problem in the sensor itself, if the machine stops after 8 cycles of
stitches after it starts with thread set correctly.
5. Check to see if slits of the encoder touches with the slot of the photo sensor.
6. Replace harness in case of electrical trouble.
7. Connector of the harness to be connected with CN12 on the main circuit board.
Service Manual
*There is no thread jamming nor fabric clogging
*Main shaft can be rotated easily by hand
*Operation is OK under test mode without thread set
(see the related section)
Check function of thread breakage sensors.
Original issue
Feb. 2007
Page 42/55
Model
CE-200E