Table Of Contents - ESAB MT-400EHD Instructions For Use Manual

This equipment will perform in conformity with the description thereof contained in this manual and accompany-
ing labels and/or inserts when installed, operated, maintained, and repaired in accordance with the instructions pro-
vided. This equipment must be checked periodically. Malfunctioning or poorly maintained equipment should not be
used. Parts that are broken, missing, worn, distorted, or contaminated should be replaced immediately. Should such
repair or replacement become necessary, the manufacturer recommends that a telephone or written request for
service advice be made to the Authorized Distributor from whom it was purchased.
This equipment or any of its parts should not be altered without the prior written approval of the manufacturer.
The user of this equipment shall have the sole responsibility for any malfunction which results from improper use,
faulty maintenance, damage, improper repair, or alteration by anyone other than the manufacturer or a service facility
designated by the manufacturer.
INTRODUCTION .......................................................................................................... 5
I.
Scope ................................................................................................................. 5
1.1
Features/Benefits ............................................................................................... 6
1.2
Required Equipment .......................................................................................... 6
1.3
Torch Accessory Guide & Selection ................................................................... 6
1.4
INSTALLATION ............................................................................................................ 8
II.
Torch Connections ............................................................................................. 8
2.1
2.1.1 Air-Cooled Models ............................................................................................. 8
OPERATION ................................................................................................................. 8
III.
Operating Safety Precautions ............................................................................ 8
3.1
Pre-Weld Requirements .................................................................................... 9
3.2
Welding Procedures .......................................................................................... 9
3.3
Shutdown Procedure ......................................................................................... 9
3.4
SERVICE ...................................................................................................................... 9
V
Service Procedure ............................................................................................. 9
4.1
Inspect and Service Torch Regularly ............................................................... 10
4.2
Nozzles ............................................................................................................ 10
4.3
Wire Feed Liner (except 0.023-in. liner) .......................................................... 10
4.4
0.023-in. Wire Feed Liner ................................................................................ 11
4.5
Curved Wire Guide .......................................................................................... 12
4.6
Torch Switch .................................................................................................... 13
4.7
Handle and Cable Assembly ............................................................................ 13
4.8
REPLACEMENT PARTS ............................................................................................ 13
V.
USER RESPONSIBILITY

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