Masterweld 321 HDP, Instruction Manual

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17/03/2014 v2.2
ENGLISH
0
1 INTRODUCTION
IMPORTANT!
This handbook must be consigned to the user prior to
installation and commissioning of the unit.
Read the "General prescriptions for use" handbook supplied
separately from this handbook before installing and
commissioning the unit.
The meaning of the symbols in this manual and the associated
precautionary information are given in the "General
prescriptions for use”.
If the "General prescriptions for use" are not present, it is
mandatory to request a replacement copy from the
manufacturer or from your dealer.
Retain these documents for future consultation.
KEY
This symbol identifies an action that occurs automatically as
a result of a previous action.
This symbol identifies additional information or a reference to
a different section of the manual containing the associated
information.
§ This symbol identifies a reference to a chapter of the manual.
This symbol accompanies important information concerning
the execution of the relevant operations.
321 HDP is a synergic three-phase inverter suitable for workshops,
car body repairs, light to medium carpentry and welding on
positioners.
Accessories that can be connected to the unit:
−
liquid cooler for torches.
The available procedures in the MIG/MAG modality are:
PROCEDURE
TWO STEP (2T)
FOUR STEP (4T)
THREE LEVEL (3T)
2 FRONT PANEL
1 2 3 4 5 6
7 8
1: Welding power source ON/OFF switch.
2: Mains protection ON LED.
This LED illuminates if an incorrect operating condition occurs:
− absence of a phase in the power supply line.
3: Earth welding socket.
4: Remote controller connector.
5: Provision for connection of the push pull torch (purchasing and
installing the relative kit).
6: MIG/MAG torch connector.
4: Connector for coolant hose.
Torch  Power source
5: Connector for coolant hose.
Power source  Torch