9.03.04
UNÊ，³gËNÌÍ，NvO¤Nb
9620
9.03.04
UNÊ，³gËNÌÍ，NvO¤Nb
9620
Needle rise, hook clearance, needle height and needle guard
on the 9620
Needle rise, hook clearance, needle height and needle guard
on the 9620
Cî
"˳g，æNtwaÚDÊ
2.0 mm
:
1.
³g>!"N8h，³gËNÌÍo
ç
。
0.05
0.1 mm
0.8
1.0 mm
2.
Neõx&!"³g>
ç
。
9
3.
¤Nb !"ººKöbN。
Cî
"˳g，æNtwaÚDÊ
2.0 mm
:
1.
³g>!"N8h，³gËNÌÍo
ç
。
0.05
0.1 mm
0.8
1.0 mm
2.
Neõx&!"³g>
ç
。
9
3.
¤Nb !"ººKöbN。
Requirement
2.0 mm
With the needle bar positioned
after bottom dead centre on both
hooks
1. the hook point must be at needle centre with a hook-to-needle clearance
of
to
.
0.05
0.1 mm
2. the top of the needle eye must be
to
below the hook points.
0.8
1.0 mm
3. The needle guard
must touch the needle lightly.
9
Requirement
2.0 mm
With the needle bar positioned
after bottom dead centre on both
hooks
1. the hook point must be at needle centre with a hook-to-needle clearance
of
to
.
0.05
0.1 mm
2. the top of the needle eye must be
to
below the hook points.
0.8
1.0 mm
3. The needle guard
must touch the needle lightly.
9
Adjustment
Adjustment
9-5
