dabotek BS310, Manual

Page: 19 / 33

B
S3x
x-
-engl
--220199
Operating manual for welding unit
Type: BS304 / BS306 / BS308 / BS310
BSS
BS3xx
Page 19
22.01.99
Troubleshooting
Stud welding set Possible faults Remedy
No display No mains connection. Check mains connection.
Mains switch set to off Set mains switch on the back
of the welding set to on.
Fuse blow. Check mains fuse on the back
of the set of the set.
Disconnect the set from the
mains Dismount fuse carrier mains. Dismount fuse carrier
and replace fuse.
The display shows
Equipment temperature too
high.
Keep equipment turned on and
wait a few minutes.
Filter contaminated. Replace filter mat.
Defective fan. Replace fan by service enge-
neer.
The display shows
Main thyristor (SCR) or control-
ler defective:
Turn off the set.
Wait a few seconds and turn on
again. If the malfunction per-
sists, turn off the set and call
the OBO BETTERMANN ser-
vice department or our local
agents.
If none of the actions above is successful, contact our service department.
Replacing the fuse
S
Turn off the equipment.
S
Disconnect the mains plug from the socket.
S
Release the retaining clip and remove the
cold equipment plug from the equipment socket.
S
Dismount the fuse carrier and
remove the blown fuse.
S
Insert a new fuse (3,15 A mT).
S
Reconnect the cold equipment plug to the equipment socket.
S
Fasten the retaining clip.
S
Insert the mains plug.
S
Turn on the equipment.
Cold equipment plug
fuse 3,15A mT
Retaining clip