OM-224 789 Page 14
4-2. Controls
−
Rear Panel
1
Power Control Switch
2
Post-Flow Gas Control
Use control to adjust post-arc gas
flow time. Factory preset time is 0 to
5 seconds. See Section 4-3 to
change post-flow time.
3
Pre-Flow Gas Control
Use control to adjust pre-arc gas flow
time. Factory preset time is 0 to 5
seconds. See Section 4-3 to change
pre-flow time.
4
Timer Switch
Press upper part of the switch to turn
pre-flow gas, post-flow gas and burn-
back timers on.
5
Flowmeter
Use knob to adjust gas flow.
6
Burnback Timer Control
Use control to adjust burnback time.
Factory preset time is 0 to 1 second.
See Section 4-3 to change burnback
time.
7
10 Amp Circuit Breaker
Rear Control Panel
1
2
3
4
5
6
7
804 230-A
