ESAB Powercut 900, Instruction Manual, Page: 53 / 72

53
SECTION 4 OpErATION
WArNINg
ELECTrIC SHOCK CAN KILL.
• Do NoT operaTe The uNiT wiTh The cover removeD.
• Do NoT apply power To The uNiT while holDiNg or carryiNg The uNiT.
• Do NoT Touch aNy Torch parTs forwarD of The Torch haNDle (Nozzle,
HEAT SHIELD, ELECTrODE, ETC.) WITH pOWEr SWITCH ON.
A
C
B
4.0 Operation
4.1 powercut 900 Controls
A. power Switch.
Turn knob clockwise to "ON" position for normal operation. Turn knob counterclockwise to
switch "OFF".
B. pressure regulator.
Regulates torch air pressure. Rotate clockwise to increase and counterclockwise to de-
crease.
Note:
The unit is shipped from the factory with the regulator adjusted to deliver 80 psig (5.5 bar) to the torch
from a 95 psig (6.5 bar) supply. If supply pressure to the machine is greater than 95 psig (6.5 bar) up to the
maximum recommended 150 psig (10.3 bar), rotate pressure regulator knob counterclockwise to reduce
the pressure delivered to the torch back to 80 psig (5.5 bar). Pressure is indicated on the display screen.
C. Output Current Control. Adjustable from 20 to 60 amperes. For settings refer to cut data charts in the torch
manual.
figure 4-1. powercut 900 Controls