Yamato Z7500SD-8

LOWER & DOUBLE CHAINING LOOPER DRIVING MECHANISM ~J~-H&{f=tiJ~-/~fflH~ l 0

Amt Req

Ref.No Parts No.

Description

CJ llll

~

Looper Driving Lever Connecting Rod J~-/\D ':J ~

l

6200108

1.1:.+V'

Screw(M4-0.7 x l 6)

4

2 3 4 5 6 7 8 9

120049

J:~vll:.x

6200080 6200360

Connecting Rod Swing-proof Lower Looper Driving Lever

""f J~-/\IBWB

1.1:.+V'

Screw(M6- l x 8)

2

160024

A7Al--7v-l--

6200189 6200092 160003 6200364 6200107 300008 140002 6200549 110009 6209301 6209201 110036 180014 6200363 6200118 300000 140005 6200362 120006 6200337 6200340 6200342 120018 6200341 000740 6200368 6200343 6209303 000035 300032 300106 100044 300067 160001

Driving Shaft Thrust Ring Collar(l 0 x 19 x 9mm) Screw(M5-0.8 x 5) Looper Driving Shaft Lower Looper Holder Arm

1J'5- 1.1:.+9

4

}~-1\'9

""f J~-/\"E3'

10

'7 ';/ ':,I t7

11

Washer

1.1:.+V' ""f }~-) 1.1:.+V' ""f }~-J, tt~-'.T(f&)

Screw(M6- l x 14) Thread Pull-off Screw(M4-0.7 x 8)

2

12 13 14 15 16 17 18 19 20 22 23 24 25 26 27 28 29 30 32 33 34 35 36 37 38 39 21 31

,B-*** ')

Lower Looper

Needle Guard(Rear) Screw(M3-0.5 x 6.5)

1.1:.+V'

1:::":::,t+9

Screwed Pin(M3-0.5 x 4.5)

DoubleChaininglooperDrivingConnection =~~}~-/\') Y?

-j' ,:; ':,I ::J..

Bushing

'7 ';/ ':,I t7

Washer

1.1:.+9

Screw(M5-0.5 x 17)

Double Chaining Looper Driving Lever =~I~J~-/\IBWB

1.1:.+9

Screw(M6- l x l 0)

J~-J, 1)

Y? l:::°Y(1i:)

Looper Driving Connecting Pin(Left)

1.1:.+9

Screw(M4-0.7 x 4)

}~- /\j~tif&~J:?J=t-(ITTi) J~- /\ITTif&,,1i_)j:?J=t- (ff)

Looper Slide Block Holder(Front) Looper Slide Block Holder(Rear)

l l

Screw(M4-0.7 x l 0) Looper Slide Block

1.1:.+9

2

J~-/\ITTif&,~

~=ti

Seal Plug

Double Chaining Looper Driving Shaft =~~}~-J,'9

=~~}~-1,-g- =~~}~-/, f.i'.z:i[;5'i!; ;,( I:::"::,;

Double Chaining Looper Holder Arm

Double Chaining Looper

Position Pin

Washer

'7 ';/ ':,I t7

.IIIl/(+ '7 ';/ ':,I t7

Conical Spring Washer

Nut

T':J 1--

'7 ';/ ':,I t7

Washer

From the Library of Superior Sewing Machine & Supply LLC

Z7500SD-8