Error Messages On The Display Unit; Various Error Types - Possibilities Of Their Elimination - CEMONT YARD 400SX Betriebs-Wartungs Und Sicherheitsanleitung

5.0

ERROR MESSAGES ON THE DISPLAY UNIT

Error display
Err PH From three working phases one or 2 are missing.
Err oC
The supply voltage is too high (more than +15% from the
Err HiU
The supply voltage is too low (less than -15% from the
Err LoU
If on the display unit a different message displays than the
Err /#/
6.0 VARIOUS ERROR TYPES – POSSIBILITIES OF THEIR ELIMINATION
ERROR TYPES
The generator does not weld
The welding current suddenly inter-
rupts during welding
Reduced welding performance
Excessive spritzers
Craters
Integrations
Insufficient welding-through
Gluing of the electrode
Blowholes pores
Alligatoring
ERROR MESSAGES ON THE DISPLAY UNIT
Error meaning
Transformer or rectifier overheating
nominal one)
nominal one)
above stated
POSSIBLE REASONS
a/ The main switch is switched off
b/ The supply conductor is interrupted
c/ Problem with the generator
d/ Other
Find out according to TAB.2. what is displayed by
the display
Connecting conductors are not correctly connect-
ed, or check whether they are sufficiently dimen-
sioned
Long welding arc
High welding arc
Quick electrode deferment
Insufficient weldment cleaning or a bad electrode
movement
High advancement speed. Too low welding current
Low current, short arc
Moist electrodes, long arc. Incorrect polarity
To high currents. Contaminated materials
Check whether the supply cable is correctly connected, eventually con-
Wait by the time the generator cools down, and check the fan function-
The generator cannot be operated by such voltage, please contact the
The generator cannot be operated by such voltage, please contact the
Try to switch off and on the generator. If the error message is still pres-
ent please contact the distributor
INSPECTIONS AND MEASURES
a/ Switch on the main switch
b/ Check the power supply
c/ Contact the service
c/ Contact the service
Eliminate the defect according to TAB.2. or eventually con-
tact the service
Check welding cables, their quality and cleanness. Eventu-
ally check welding clamp
Incorrect burner polarity
Lower the welding current value
Increase the current value
6 EN
Error remedy
tact the distributor.
ality
distributor.
distributor.
EN