Bernina aurora 435 - SP 10 BSR Bernina Stitch Regulator

Servicemanual_aurora_435_450_english_V3_032530.50.04_Korrektur.doc 49
SP 10 BSR Bernina Stitch Regulator
SP 10.1 BSR sensors
SP 10.2 Functioning of BSR
What to test: SP 10.1 BSR sensors
What to adjust:
Attach BSR foot
Select respective test in the basic program
by pressing key 10 once.
Press key 18 to confirm selected test.
Place fabric under presser foot and move it
in different directions.
Press OK key to exit and return to basic
program.
Desired status:
Each test type is displayed in the matrix
(symbol g) until activated by pressing key
18 (start/stop).
BSR lights up. symbol m
The direction in which the fabric is moved
is displayed in
the matrix. symbol g
Repair note:
• Check BSR foot sensor for dirt. Clean or
replace if necessary.
• Check BSR interface (see test 11c).
What to test: SP 10.2 Functioning of BSR
What to adjust:
Attach BSR presser foot and needle.
Select respective test in the basic program
by pressing key 10 twice.
Press key 18 to confirm selected test.
Set stitch length; 7-segment stitch length
block display:
symbol m
Place fabric (or graph paper) under presser
foot and move it in different directions.
Press OK key to exit and return to basic
program.
Desired status:
Each test type is displayed in the matrix
(symbol g) until activated by pressing key
18 (start/stop).
BSR lights up. symbol m
Check fabric (or paper) for regular
distances between needle penetrations.
Repair note:
• Check BSR presser foot sensor (see test
10a).
• Check BSR interface (see test 11c).