Polysoude PS 254 - Trouble Shooting

64 MAN. PS 254 EN – Ind. 2
4.2.2. Trouble shooting
! Noted defect when operating
defect cause What to do
Impossible to switch the
power source on
- Fuses F1, F2, F3, F4 or FU 3 defect
- Mains supply interrupted
- Plug, cables or connections defect
- Remote control pendant BP 1436 defect
(emergency stop button pushed) or not connected
- Relay K1 defect or not connected
- Main switch defect
- Wrong choice of input voltage
- +12 V modul defect
- Card 217 00 634 defect
- Change (§. 4.2.1)
- Check
- Check and repair
- Check and change or repair
- Check and change or repair
- Check and change
- Check and correct (§ 2.2.3).
- Replace
- Replace
The power source is
working while the main
switch is in the Off-position
- The mains supply cable is connected to the wrong
contact
- Check and correct
The power source is
switche off when the weld
starts
One phase of the mains supply is interrupted - Check and correct
The weld cycle or an axis
(rotation, wire, gas, cooling
circuit) start by themselves
- The power source is not connected to the ground
- Remote control pendant BP 1436 defect
- Shielding of the remote control pendant cable is
damaged
- Card 217 00 634 defect
- Make a connection
- Check and change or repair
- Replace cable
- Replace
Some of the buttons on the
remote control pendant
don't work
- Remote control pendant defect
- Synoptic card 21700634 defect
- Check and repair or change
- Replace
The program number on the
display does not
correspond with the
number chosen on the
remote control pendant
- - Remote control pendant BP 1436 defect
- Card 217 00 634 defect
- Check and change or repair
- Replace
Some programs are deleted
from the memory of the
power source
- Wrong action (programs deleted with the button SY
23)
- Card 217 00 633 has been replaced
- RAM memory on card 217 00 633 defect
- Reload the programs
- Reload the programs
- Replace RAM memory