JUKI DDL-555-4 User Manual

3. Motor pulley and belt
You must use the M-typc V-belt.
The under mentioned table indicate tlie maximum sewing speeds related to tlie motor pulley and
the length of belts. The elTective diameter of the motor pulley is obtained by deducting 5 mm
(13/64") from the outer diameter.
Ou ler dia
meter of
motor pulley
Motor pulley
Sewing speed
Belt Belt
Part No.
50Hz
60Hz
length
Part No.
125 mm MTS-P01200AO
5,060 s.p.m.
44"
MTJ-VM004400
115
MTS-POl 100 AO 4,630
105 MTS-POIOOOAO
4,250
5,040 s.p.m.
100
MTS-P00950AO
4,000
4,780
43" MTJ-VM004300
95
MTS-P00900A0 3,820
4,540
90 MTS-P00850A0 3,610
4,320
85
MTS-P00800A0
3,390
4,000
80
MTS-P00750A0 3,160
3,790
42"
MTJ-VM004200
75 MTS-P00700A0
2,950
3,520
70
MTS-P00650A0
2,740
3,260
(Note) The center hole on the motor pulley is tapered, and the normal pulleys commercially avail
able in the market can not be used for these machines.
If the belt is too long, the connecting rod may not work smoothly.
(How to install the pulley)
Remove pulley cover 0 and put the pulley
into the motor shaft by aligning the key way
with the key of the shaft. Tighten pulley nut
(D and fix it in position by set screw (3).
To remove the motor pulley, take out the
pulley cover and reverse the above mentioned
procedure for installation.
- 2 -
From the library of: Superior Sewing Machine & Supply LLC

JUKI DDL-555-4 Specifications

General

Brand	JUKI
Model	DDL-555-4
Category	Sewing Machine
Language	English