Diamond Products SB - Manual (Page 39)

SB Wire Sawing System Rectifying faults
SB_0107_e.mif Page 39
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Proceed systematically when searching for the
cause of a fault. Also you should use the
operating instructions for the drive unit being
used. If you cannot find the fault or rectify the
problem just call our Customer Services.
Before calling us however please note the
following points:
- We can help you better the more precisely you can
describe the fault
- Keep the operating instructions to hand
Before rectifying the fault discon-
nect the SB from the mains!
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Wire worn flat on one side Wire has not been twisted - or not twisted
enough
The operation was carried out on rein-
forcement steel with too much feed pres-
sure
Too small a contact surface between wire
and building object
Twist wire or increase number of twists
Work on steel with less feed pressure
Insert deflection pulley
Wire cannot be started Wire tension too high
Wire has too many contact points with
structural object
Drive rims worn
Corners of building object are too sharp
edged
Correctly tension wire and/or slightly
reduce tension during starting
Mount deflection pulley
Replace drive rims
Round-off corners
Wire cracked Wire pressing (connecting) incorrectly
carried out
False wire connector (screwed connec-
tor)
Loose steel or stones in building object
Improve wire pressing system
Only use knuckle connector or repair
sleeves
Cut must be relocated / insert deflection
pulley