Tension Release Lever; Thread Regulator Spring - Bernina activa 125 Service Manual

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Tension release lever

Standard:
Lifter lever (117) down
Release lever (118) doesn't toutch the
pressure disc (119) when the adjusting
dail (120) is at 0 or 10.
Lift lever (117) up.
Turn dail (120) to 10
The distance between the tension
discs must be min. 0.3mm.
Correction:
Lifter lever (117) up
Adjusting dail (120) on 10
Loosen the counter nut (121)
Adjust the distance between the pres-
sure disc to 0.3mm with the screw
(122)

Thread regulator spring

Checking the tension:
12 g –15 g (use BERNINA Tension
spring 006 038 5000)
Correction tension:
By turning screw 113 clockwise or
anti-clockwise, the tension will beco-
me more or less.
Checking position:
The thread regulator spring 114
•
must lie on the limiter piece 115.
At the same time a distance bet-
•
ween the spring and the cover of
1.6 mm +/– 0.3 mm should be at
hand.
Correction position:
Loosen screw 116 and by means of
•
turning the eccentric bring the stop
piece against the spring until a
distance of 1.6 mm is achieved.
Retighten the screw 116.
•
121
122
113
114
115
116
117 118
119 120
1,6 mm