Setting Gas/Air Pressure; Trigger Safety Lock - Miller Electric Spectrum 1251 Owner's Manual

5-2. Setting Gas/Air Pressure

1
3
Setting Gas/Air Pressure
Unit Requires 90-120 PSI
(621-827 kPa) Supply At
9.2 CFM (260 L/min)
Minimum Flow Rate
Turn On Gas/Air Supply.

5-3. Trigger Safety Lock

.
A complete Parts List is available at www.MillerWelds.com
2
1 Power Switch
Power Switch On.
1
Trigger Locked
AIR/N
2
90-120 psi
Rear of Unit
2 Output Control
Place Output Control in
Gas/Air Set Position.
Trigger Unlocked
Ref. 804 025-A / Ref. 804 026-A
3 Gas/Air Pressure
Adjustment Knob
Pull knob and turn, set
pressure to 75 PSI
(517 kPa). Push knob in
to lock setting.
Select desired cutting
output with Output
Control.
1 Trigger
801 397-A
OM-201 872 Page 19