Tweco 220 VAC 50Hz Drag-Gun User Manual

Page 16

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DRAG-GUN Plasma Cutter (Australia)

Operating Manual 0-2737

m) on each side for clearance. Provide sufficient clear-
ance in front of the unit to allow access to the front panel
controls (minimum 6 inches or 0.15 m).

CAUTION

Operation without proper air flow will inhibit
proper cooling and reduce duty cycle.

B. Lifting & T

B. Lifting & Transporting

ransporting

WARNINGS

Do not touch live electrical parts.

Disconnect input power conductors from de-ener-
gized supply line before moving unit.

WARNINGS

FALLING EQUIPMENT

can cause serious per-

sonal injury and equipment damage.

• This unit has a built-in handle on the top end of
case for hand lifting only. The HANDLE is not
for mechanical lifting. Be sure unit is lifted and
transported safely and securely.

• Do Not pull or lift by input power cable, work
cable or torch leads.

• If using a fork lift vehicle, place and secure unit
on a proper skid before transporting.

C. Unpacking Pr

C. Unpacking Procedur

ocedur

ocedure

1. Unpack each item and remove all packing material.

2. Locate packing list(s) and use the list to identify and

account for each item.

3. Inspect each item for possible shipping damage. If

damage is evident, contact your distribution center.

D. Electrical Connections

WARNINGS

Make sure power is serviced correctly for your
power supply. The power source must conform to
local and national electric codes.

Always use the correct extension cord size.

This unit operates on single phase 220VAC (± 10%)
50Hz. Service must be fused for at least 15 amps. This
unit is provided with cable and plug.

Extension cords must meet National Electric Code
Guidelines (and OSHA Guidelines, where applicable).
Extension cords must have the same rating as the ser-
vice and must have a three-pronged plug. Refer to
the following table for recommended cord sizes:

220 VAC Service

Ext. Cord Length

Recommended Size (Min.)

Up to 50 ft. (15.24 m)

14 AWG (2.5 mm

)

Up to100 ft. (30.48 m)

12 AWG (4 mm

)

Figure 4-1 Extension Cord Sizes for Input Voltage

E. T

E. Tor

orch Consumable Parts Selection

ch Consumable Parts Selection

The torch consumable parts are factory installed, as shown
in Figure 4-2.

Torch Head Assembly

Electrode

Tip

Standard

Shield Cup

Gas

Distributor

PCH-10

A-02007

Figure 4-2 Exploded View of Torch Parts

To change the consumable parts, use the following pro-
cedure:

WARNING

Disconnect primary power at the source before dis-
assembling the power supply or torch.

1. Place the unit Power ON/OFF Switch to the OFF posi-

tion.

CAUTION

Consumable parts may be HOT! Torch parts may
get quite hot during normal operation. Always
wear light cutting gloves when changing torch
parts just after operating the Drag-Gun system.

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