Secondary (Output) Connections; Torch Replacement; Air Connection; Work Lead Connection - ESAB HandyPlasma 250 Instruction Manual

SECTION 2

2.6 SECONDARY (OUTPUT) CONNECTIONS

Torch comes factory installed. These instructions are for

torch replacement.

WARNING
BEFORE MAKING ANY CONNECTIONS TO THE POWER
SOURCE OUTPUT TERMINALS, MAKE SURE THAT ALL
PRIMARY INPUT POWER TO THE POWER SOURCE IS
DEENERGIZED (OFF) AT THE MAIN DISCONNECT SWITCH
AND THAT THE INPUT POWER CABLE IS UNPLUGGED.
FOR OPERATOR SAFETY, THE TORCH CONNECTIONS ARE
LOADED.
2.6.1 Torch Replacement
1. Remove the machine cover panel. The torch connection
is located on the lower side of machine. See Figure 2-2
below.
Rear
Torch Connection
Figure 2-2. Torch Connection
2. Thread the power cable and switch lead of the PT-31XL
through the lower left side bushing of the front panel.
Connect power cable to the torch fitting (left-hand
threads) and connect torch trigger switch leads to pins
1 and 2 of white plug located in the lower right corner
of machine. Make sure the power cable connection is
wrench-tight.
3. Replace the machine cover panel.

2.6.2 Air Connection

1. Connect your air supply to the inlet connection of the
filter-regulator. See Figure 2-1.

2.6.3 Work Lead Connection

1. Clamp the work cable to the workpiece. Be sure the
workpiece is connected to an approved earth ground
with a properly sized ground cable. See Figures 2-3, 2-4
and 2-5.
23
INSTALLATION
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