HBS CDM 3201 - Troubleshooting and Error Codes; Malfunctions and Corrective Actions

50 CDM 3201 Order No. BA 92-12-3321A Issue 19.09.08
5.9 Malfunctions and Corrective Actions
Malfunction Possible cause Fault finding Corrective action Carried out by
Li ght sig nal of prim ar y
switch does not light
Primary outlet defective Check primary outlet *) Replace primary outlet *) Qualified personnel
Mains cable broken Check mains cable *) Replace mains cable *) Qualified personnel
No LED display at the
front
Fuse F4 10 AT defec tive Check mains fuse Replace mains fuse F4 on the
fr on t pl ate of the power unit
Instructed personnel
Leads interrupted Check leads *) Replace leads *) Qualified personnel
No display No ground connection Check ground connection on
work piece
Tighten ground connection
properly
Instructed personnel
Gun not connected Check welding gun connection Connect welding gun properly Instructed personnel
Transition resistance
(between stud and
workpiece) too high
Check m ateri al s urface C lean or gr in d mate ri al sur face Instr uc ted perso nnel
Ground cable broken Check ground cable *) Replace ground cable *) Qualified personnel
Welding gun cable broken Check welding gun cable *) Replace welding gun cable *) Qualified personnel
No display Defective c onnecting line
of welding gun
Check functi on of connecting
line *)
Replace connecting line *) Qualified personnel
Welding gun trigger button
defective
Check control cable for
electrical flow with triggered
start button *)
Replace welding gun trigger
button *)
Qualified personnel
Control cable broken Check control cable for
electrical flow*)
Replace control cable *) Qualified personnel
Gun does not lift, in
spite of ,
and
No lift adjusted Check settings of welding gun Modify set parameters Instructed personnel
Short circuit of solenoid
cir cu it of the gun
Check resistance value at
control cable (18

to 2 2

)
between Pin 1 an d Pi n 2 *)
Replace control cable, control
line, solenoid *)
Qualified personnel
Solenoid defective
Check solenoid (18

to
22

) *)
Replace solenoid *) Qualified personnel
No display Solenoid circuit interrupted Check resistance value at
control cable (18
Ω
to 2 2

)
between Pin 1 an d Pi n 2 *)
Replace solenoid or control line
*)
Qualified personnel
Actions marked with *) must only be carried out by qualified
electricians!
If none of the actions is successful, please contact our service
department.
5 Stud Welding Procedure
5.9 Malfunctions and Corrective Actions