Reece 32

4.A. CLAMP FINGERS (PART OF PATCH LOADER) (OPTION)A37 GENERAL DESCRIPTION Clamp fingers actuate to hold the welting patch and pellon in position

The clamp fingers on the patch load- er are closed when SVA is energized. The clamp fingers solenoid (SVA) opera- test on 115 volts ac when its circuit is completed by the closing of CRA's con– tacts. 24 volts de is supplied to CRA through the fing~rs down safety switch, S17 (limit switch-closed) and the 3rd position back foot switch, S18 (pedal). This will also send the table back. If loading switch, S4 (selector switch) is in auto back or auto f~ont, then the clamp fingers will stay down (energized) until patch loader switch, S25 (limit switch) is opened. At this point, 24 volts de will be removed from CRA causing CRA contacts to open and SVS to de-energize.

while the loader arm swings into position. To vary the speed of the clamp fingers; a flow control valve is located in the electrical panel.

+ 24 VOLT DC RELAY SOCKET

N.O.

N.C.

3 ---- ---- ---- 0

4

24V 'IBLAY "SASE

A

B COIL

G

C

16Y

17Y

DB

9Z

w

GY

CRA CLAMP FINGER SOLENOID SVA -----1 ~-B-K____B_K...- BK 12 8

5Z CRA ~ 9

19Y

19Y

FLOW CONTROL VALVE

2

1

CLAMP CYL.

SOL VALVE

3

AIR IN

From the Library of Superior Sewing Machine & Supply LLC