OWNER’S MANUAL
March 1997 FORM: OM-844
Effective With Style No. KH-08
For RFCS-14 Foot Control
READ SAFETY BLOCKS in welding power
source Owner’s Manual before proceeding.
WARNING
1. For Welding Power Source Without Remote Control Switch On Front Panel
Ref. ST-801 736 / Ref. ST-155 790-E
Turn Off welding power source.
Connections:
1 Foot Control
Insert plug into matching 14-socket
receptacle on welding power
source.
Operation:
2 Operation
Press pedal lightly to turn weld
output and gas flow on. Press pedal
further to increase weld output.
Release pedal to turn off weld
output and gas flow.
On
2
Adjust
0 A DC
1
Off
Select Amperage Percentage.Select Weld Process. Select Range And Polarity.
33 A DC
Combination Front Panel
And
Remote Control
Approximately
Figure 1. Connecting And Operating Foot Control
OM-844 Page 2
2. For Welding Power Source/Generator With Remote Control Switch
Ref. ST-114 018 / Ref. ST-801 736
Turn Off welding power source.
Stop engine on welding generator.
Connections:
See example in Figure 1.
Operation:
1 Operation
Press pedal lightly to turn weld
output and gas flow on. Press pedal
further to increase weld output.
Release pedal to turn off weld
output and gas flow.
See welding power source/genera-
tor Owner’s Manual for specific
information.
Set SwitchSet Switch
Set Switch Adjust
0
Set Control
Control
Setting
(150A)
1
Combination Front Panel
And
Remote Control
On
Off
Figure 2. Connecting And Operating Foot Control
3. Adjusting Potentiometer Timing
Disconnect foot control from weld-
ing power source/generator.
Turn unit upside down, and remove
bottom plate.
1 Label
2 Gear
Turn gear on potentiometer shaft
counterclockwise as far as
possible.
Pull drive belt tight and mesh belt
teeth with gear teeth.
Connect free end of small spring
into end of drive belt.
Reinstall bottom plate
S-185 517
BEFORE RE-INSTALLING
BELT, TURN GEAR ALL THE
WAY TO THE STOP.
1
2
Figure 3. Adjusting Potentiometer Timing
OM-844 Page 3
4. Circuit Diagram
SA-183 957-A
Figure 4. Circuit Diagram For Foot Control
5. Parts List
ST-801 735
1
2
3
4
5 7
6
10
11
12
14
Part
No.
Item
No.
QtyDescription
1 182 030 Belt, drive 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2 182 029 Pedal, foot 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3 182 027 Housing, foot control 1. . . . . . . . . . . . . . . . . . . . . . . . . .
4 182 627 Spring, ext .375 OD 1. . . . . . . . . . . . . . . . . . . . . . . . . . .
5 S1 183 629 Switch, limit 10A 125/250V 1. . . . . . . . . . . . . . . . .
6 182 628 Cable Control 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7 PLG1 131 204 ⋅ Connector & Sockets 1. . . . . . . . . . . . . . . . . .
8 175 284 ⋅ Cable, port 20ga 5/c 21ft. . . . . . . . . . . . . . . . . . . . . . . .
9 PLG2 144 310 ⋅ Connector & Sockets 1. . . . . . . . . . . . . . . . . .
10 182 028 Plate, bottom 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11 182 626 Spring, ext .750 OD 1. . . . . . . . . . . . . . . . . . . . . . . . . . .
12 R1 183 956 Potentiometer w/Leads 1. . . . . . . . . . . . . . . . . . . .
13 RC1 131 203 ⋅ Connector & Sockets 1. . . . . . . . . . . . . . . . . .
14 C1,2 028 291 ⋅ Capacitor, cer disc 2. . . . . . . . . . . . . . . . . . . . .
BE SURE TO PROVIDE MODEL AND STYLE NUMBER WHEN
ORDERING REPLACEMENT PARTS.
89
Dia.
Mkgs.
13
Figure 5. Complete Assembly
/