
prove to be productive machines requiring maintenance at only regular intervals. This manual is
before installing, operating or maintaining the equipment for the rst time. For further informa-
properties as well as due to its small size and light weight it is very suitable for site welding as
well as for repair and production welding.
visible displays for welding current and welding voltage. Properties of Master 5000 can be
Never watch the arc without a face shield designed for arc welding!
weld in such an area remove in ammable material from the immediate vicinity of the welding
Note! Sparks may cause ignition many hours after completion of welding.
work pieces. Faulty cables are always a re risk and highly dangerous. Do not locate the weld-

which contain lead, cadmium, zinc, mercury and beryllium.
Note the danger caused by special welding jobs!

X11 Welding and earth connection
X 13 Welding and earth connection
X14 remote control connection

replaced in conformity with them.

Use only copper cables with cross-sectional area of at least 50 …95mm².
be welded. The contact surface of the press should always be as large as possible.
power source carefully of that the equipment should withstand lifting with lifting device.

machine is ready for use.
Always start and switch off the machine with the main switch, never use the mains plug as a
machine is connected to mains supply and the main switch is in I-position.
released due to overheating of machine. The cooling fan is cooling down the
machine and when the pilot lamp is switched off, the machine is again ready for
remote control unit which is connected to remote control connector X14. When you are using
the remote control unit, the switch S21 must be in remote control position:
welding the current meter P21 and the voltage meter P22 show welding current respectively
Note! Voltage which can be seen during welding on display P22, is terminal voltage of machine,
which is voltage between terminals X11 and X13.
Accuracy of digital meter is as follows:
Accuracy of current true value in respect to real value is ±2,5%, ±2A.
Accuracy of voltage true value in respect to real value is ±2,5 %, ±0,2 V.
play might differ many volts from each other. Error will increase when current is growing. See
table in paragraph “welding and earthing cables”. In current measurement the same error won´t

reference scale -9…0…9 can be seen also on the V display P22, which otherwise is showing no-
have nished the control.
make the arc harder, blow and at the same time spatter is increased.
welding at lower end of recommended currents for electrode.

ning the frequency of maintenance of the machine. Careful use and preventive maintenance of
Note! Disconnect the plug of the machine from the mains socket and wait approx. 2 minutes
Note! You must know correct tension torques before starting the reparation of the joints.
maintenance testing. Operation and performance values of the machine are checked, and

matically ready for welding.
Use same type and rating of fuse which is marked beside the fuse adapter. Damage caused by a
wrong type fuse is not covered by the guarantee.
blowing of mains supply fuse
bad connection of mains connection cable on terminal block or plug of machine.

Voltage supply for auxiliary devices

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