Pfaff 3334 - Page 6

C. Electromagnetic Control 78
1. General Information 78
a. Brief Description 78
b. Key to Symbols Used 79
2.
Operating Instructions for X35 and X45 Devices 80
a. Turning on Master Switch HS 80
b. Inserting the
Work and Operating
Foot Switch FS (1st Switch Position) 80
c. Starting the Machine by Operating
Foot Switch FS (2nd Switch Position) 80
d. Sewing Cycle
and Automatic Stopping of Machine .... 80
3. Working of Device 84
a. Master Switch HS 84
b. Foot Switch FS 84
c. Solenoid EM 84
d. Solenoid HM and Switch ES 86
e. Switch SS 86
4. Mounting and Adjustment Procedures 87
a. Switch ES 87
b. Lever B 87
c. Solenoid EM 87
d. Switch SS 87
e. Solenoid HM 87
D. Subclass Information 91
1. Subclasses Having the Same Gear Ratio 92
2. Subclasses Having the Same Knife Cam 93
3. Subclosses Requiring Additional Parts 94
4. Principal Parts Varying from
One Subclass to Another .... 95
5. Special
Organizational Parts 96
6.
lock Designs Arranged by Shapes 99
From the library of: Superior Sewing Machine & Supply LLC