SCHUNK TANDEM KSF plus 100, Assembly And Operating Manual

Page: 22 / 48

Trouble shooting
22 03.00|KSF plus, KSF-LH plus, KSF-F plus |en
Trouble shooting
The chuck jaws of the clamping block do not move
Possible cause Remedial measures
Air supply is interrupted or
pressure is insufficient. Check air supply
Connections unintentionally interchanged Check the connections. (

7.2, Page 17)
Air connections that are not required
are not sealed Check connections and close
Active air connections sealed Check and open connections
Screw breakage on the chuck piston or
piston rod breakage
(e.g. due to overload) Disassemble clamping block and
replace damaged parts
(

9.1, Page 23) or
send to Schunk for repair
Clamping block does not complete stroke
Possible cause Remedial measures
Chips or dirt between covering strip and
base jaws Unscrew the covering strip (item 7) and
remove chips and dirt
Clamping force weakens
Possible cause Remedial measures
Clamping block not sealed tightly Check connection or sealing screws; reseal or
replace
Seals damaged Disassemble clamping block
(

9.1, Page 23)
and replace all the seals (see sealing kit lists
(

10.1, Page 28) )
Inadequate lubrication Grease the lubrication nipples with LINOMAX
200 (see chapter "Maintenance and Care"
(

9, Page 23) )
Clamping block moves jerkily
Possible cause Remedial measures
Steel guide rollers on sliding surfaces not
greased See chapter "Maintenance and Care"
(

9, Page 23)
8