Singer 191D-30 - Machine Specification

2.2
Machine
Specification
Tab le 1 - Mac hin e Specification
Singe r Application Maximum
Model Speed
[spm)
1910- 20
light to
5,000
medium
1910- 20C
1910-30
Medium to
4,500
1910-30C
heavy
1910-70
Heavy 3,000
1910-70C
2.3
Motor, Motor
Pulley and V-Belt
Specifications
Stitch Height of Needle Hook Hook Needle Cat. Lubrication
Length
Presser Foot
Bar
Type
Origin
[mm) by hand / by Stroke
knee[mm) [mm]
Standard
5.0
5.5/13.0 30.7
Koban/
1955-01 #14
Hirose
Regul
ar
Standard
Fully
5.0
5.5/13.0 35.0 1955-01 #18 Automatic
Koban/
Lubrication
Hirose
Standard
7.0 5.5/13.0 35.0 Large
Koban/
1955-01 #21
Hirose
• V2 HP (400W) 2-po le (high speed) clutch motor
• M type v-belt
Table 2 - Machine Speed vs. Motor Pulley Diameter
Machine
Speed [ spm)
19 1C-20 /20C 191C-30 /30C 191C-70 / 70C
5,000
4,500 4,500
4,000
3,500
3,000
2,500
Motor Pulley Diameter [mm]
50Hz 60Hz
125
115
100
90
75
65
105
95
85
75
65
55
Lubrication
Oil
Singer
ucw
type oil
High Speed Straight Lockstitch Sewing Machine ! Instruction Manual and Parts List 4
From the library of: Superior Sewing Machine & Supply LLC