Hobart OM-353 Welder User Manual


 
OM-353 Page 16
3-8. Remote 14 Receptacle
Socket* Socket Information
A 24 volts ac.
B Contact closure to A completes 24 volts ac contactor control
circuit.
C Command reference; 0 to +10 volts dc output to remote control.
AJ
B
K
I
D Remote control circuit common.
C
L
NH
D
M
G
F
A
E 0 to +10 volts dc input command signal from remote control.
E
F
ST-154 795-C
K Chassis common.
*The remaining sockets are not used.
3-9. 115 Volts AC Duplex Receptacle And Shielding Gas Connections
Ref. ST-154 795-C / Ref. ST-157 858
Y Turn Off power before
connecting to receptacle.
1 115 V AC Receptacle
Receptacle is protected from over-
load by circuit breaker CB1 (see
Section 5-2).
2 Gas Valve In Fitting
3 Gas Valve Out Fitting
Fittings have 5/8-18 right-hand
threads
4 Cylinder Valve
Open valve slightly so gas flow
blows dirt from valve. Close valve.
5 Regulator/Flow Gauge
6 Flow Adjust
Typical flow rate is 20 cfh (cubic feet
per hour) (9.4 L/min)
7 High Frequency Control (see
Section 4-1)
4
5
6
1 7
3 2