Kinds Of Motor Pulleys, Belts And Frame Support Plate Bolts; Motor Pulleys And Belts; Pat No. Of Frame Support Plate Bolt - JUKI MO-6700D Series Manual

(5) Kinds of motor pulleys, belts and frame support plate bolts

1) Motor pulleys and belts

Sewing
speed of
Outside diameter
sewing
of motor pulley mm
machine
(effective diameter
(rpm)
mm)
6000 110 (105)
5500 100 (95)
5000 90 (85)
4500 85 (80)
4000 75 (70)
* A motor with 1/2 horsepower (400 W) or more shall be used.
(Caution) If a motor of less than 400W is used, in the low temperature area, viscosity of oil increases
and the sewing speed may not increase or the sewing machine may fail to run in some cases.
* Part No. of motor pulley
MTKP0xxx000 (Enter the effective diameter to "xxx.")
If the outside diameter of the motor pulley is 90 mm, the effective pulley will be 085.
.....So, the part No. will be MTKP0085000.
* Part No. of belt
MTJVM00xx00 (Enter a number that shows the belt length to "xx")
If the belt length is 889 mm (35 inches), enter "35" to "xx."
.....So, the part No. will be MTJVM003500.

2) Pat No. of frame support plate bolt

1
Semi-sunken type
Support plate bolt (A)
Locknut
Washer
Spring washer
2
Fully-sunken type
Support plate bolt (C)
Support plate bolt (D)
Locknut
Washer
Spring washer
Difference of support plate bolts (A), (C) and (D)
Entire length under the neck and length of threaded part
Entire length
Support plate bolt (A)
Support plate bolt (C)
Support plate bolt (D)
50Hz
V-belt
Semi-sunken type Fully-sunken type
mm (inch) mm (inch)
914 (36)
914 (36)
889 (35)
889 (35)
864 (34)
13155007
NS6240630SE
WP1002036SE
WS1002560KR
13155106
13155205
NS6240630SE
WP1002036SE
WS1002560KR
Length of threaded part
(mm) (mm)
69 39
137 107
149 119
Outside diameter
of motor pulley mm
(effective diameter
mm)
813 (32) 95 (90)
813 (32) 85 (80)
762 (30) 80 (75)
762 (30) 70 (65)
762 (30) 60 (55)
x 4
x 4
x 4
x 4
x 2
x 2
x 12
x 12
x 4
Support plate bolt (A)
– 46 –
60Hz
V-belt
Semi-sunken type Fully-sunken type
mm (inch) mm (inch)
889 (35) 762 (30)
889 (35) 762 (30)
864 (34) 762 (30)
864 (34) 762 (30)
864 (34) 737 (29)
Support plate bolt (C) Support plate bolt (D)