Adjustment
57
12.04 Checking and adjusting aids
With the aid of blocking pin 1 (part No. 13-033346-05) and if necessary adjust-
ment gauge 3 (part No. 61-111 639-73) the machine can be blocked in the follo-
wing positions for adjustment
Needle bar position 1.8 mm past b.d.c.
Turn balance wheel until needle bar is roughly in required position
Insert blocking pin 1 in hole
Turn balance wheel slightly back and forth until blocking pin engages crank 2
Needle bar position 0.6 mm past t.d.c.
Set needle bar roughly at required position
Place adjustment gauge 3 onto pins 4 and 5, making sure right side is used
(for 30 or 36 mm needle bar stroke)
Needle bar position 0.6 mm past b.d.c.
Set needle bar roughly at required position
Place adjustment gauge 3 onto pins 4 and 5, making sure right side is used
(for 30 or 36 mm needle bar stroke)
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Fig. 12 - 01
3
1
2
4
5
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