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1
Parts related to needle bar and presser
(Cautions) 1. There is a grease groove inside the needle bar upper bushing (No. 20) and the needle bar
lower bushing (No. 19). When the needle bar (No. 21) is pulled out, fill this groove section with
Juki Grease A.
2. There is a grease groove inside the metal of needle bar crank rod Asm. (No. 2). When the
needle bar connection (No. 4) is pulled out, fill this groove section with Juki Grease B.
3. There is a lead groove inside the presser lifting shaft Asm. (No. 46). When the presser lifting
shaft Asm. is pulled out, fill this lead groove section with Juki Grease B.
A
A
A
A
B
B
B
B
B
B
B
B
B
B
B
Summary of Contents for MF-7800D Series
Page 64: ...60 5 Adjusting the upper knife stroke A B Standard Adjustment H21...
Page 66: ...62 MEMO...
Page 80: ...76 3 Adjusting the elastic band presser plate 0 5mm Standard Adjustment E10 A A Approx 7 5 mm...
Page 84: ...80 MEMO...
Page 94: ...90 3 Setting of SC 510 2 Change of the setting Type B Type A Standard Adjustment UT25...
Page 114: ...110 MEMO...
Page 118: ...114 2 Installing SC 510 1 Wiring SC 510 Standard Adjustment UT22...
Page 124: ...120 MEMO...
Page 134: ...130 MEMO...
Page 142: ...138 7 Feed timing of the roller A Standard Adjustment PL11 C D B...
