−25 −
6. MOTOR PULLEY AND V BELT
Model
MP-200NS
MP-200NL
No. of revolutions
of sewing machine
2,000 rpm
1,200 rpm
Effective diameter of
handwheel
Frequency
50Hz
60Hz
50Hz
60Hz
No. of revolutions
of motor
1,430 rpm
1,715 rpm
1,430 rpm
1,715 rpm
Effective diameter
of motor pulley
90 mm
75 mm
55 mm
45 mm
V belt
size
M39
7. CONSUMABLE PARTS AND SELECTIVE PARTS
(1) Consumable parts
Name of consumable parts
Looper (JC1008P)
Spreader (JC1023)
Spreader (3 mm)
Spreader (4 mm)
Spreader (5 mm)
Sewing needle SCHMETZ 29-C-150 Nm90
Sewing needle ORGAN CP X 1J #22U
Hook needle SCHMETZ 29-C-151 Nm100
Hook needle ORGAN CP X 12J #23
Part No.
23136005
23138209
23125800
23125909
23126006
MC231000900
MCP1JJB2200
MC276001000
MCP12JB2300
Q’ty for machine head
1
1
1
1
1
1
1
1
1
(2) Selective parts
1) Table of replacing parts related to the thread take-up lever (optional)
Part No.
23121106
23121205
23121304
23124403
Name of part
Needle bar crank (10 mm)
Needle bar crank (8 mm)
Needle bar crank (12 mm)
Needle bar crank (Free)
Description
Standard timing (Provided as standard)
This type is adjusted so that the timing of
thread take-up lever is faster by 10˚ than the
standard one. (Standard - 10˚)
This type is adjusted so that the timing of
thread take-up lever is slower by 10˚ than
the standard one. (Standard + 10˚)
This type has no flat portion on the shaft and
is adjusted so that the timing of thread take-
up lever can be set freely. However, the
needle bar stroke changes together with the
timing of thread take-up lever.
Effect
Thread is more tightened
as compared with the
standard one.
Thread is more loosened
as compared with the
standard one.
* To adjust to a broad range of materials, various types including timing of thread take-up lever are prepared.
2) Parts for installing the motor sensor
Name of part
Sensor boss
Sensor rod
Sensor rod lock nut
Part No.
22622401
23141906
NM6040001SC
Remarks
To be attached to rear end of main shaft
For installing belt cover
2 pcs. required
No. of poles
of motor
67.4 mm 4
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