HBS CDM 3201, Руководство по эксплуатации, Страница: 50 / 94

50 CDM 3201 Order No. BA 92-12-3321A Issue 19.09.08
5.9 Malfunctions and Corrective Actions
Malfu nction Possible cause Fault finding Corrective action Carried out by
Light signal of primary
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
front plate of the power unit Instructed personnel
Leads interrupted Check leads *) Replace leads *) Qualified personnel
No display No ground connection Check ground connection on
workpiece 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 material surface Clean or grind material surface Instructed personnel
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 function 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
circuit of the gun Check resistance value at
control cable (18
to 22 )
between Pin 1 and Pin 2 *)
Replace control cable, c ontrol
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 22 )
between Pin 1 and Pin 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