TYROLIT
Hydrostress AG
Page 22
Ring saw HRH500
Faults
Fault
Possible cause
Solution
Cutting ring twisted
Incorrect cutting ring type for
the material
X
Check cutting ring against diamond tool specification.
Water supply inadequate
X
Check and increase water supply.
Cutting ring slips
Drive rollers move unclean in
the casing (inadequate contact
between cutting ring and drive
rollers)
X
Check roller pre-tension device.
Drive rollers worn (e.g. due to
drive rubbing and inadequate
water supply)
X
Change drive rollers.
Drive roller shoulders worn by
more than 50%
X
Change drive rollers.
Cutting ring internal edge and
guide groove worn (inade-
quately flushed drive area or
worn drive rollers)
X
Change drive rollers.
No water supply to cut-
ting ring
Water line blocked
X
Clean the water line.
Water faucet on feed line is
closed
X
Open the water faucet.
Insufficient water pressure
X
Ensure minimum water pressure of 3bar.
Sparks emitted from side
of cutting ring
Water supply inadequate
X
Check and increase water supply.
Casing hot
Inadequate oil cooling
X
Check drive unit cooler.
Hydraulic motor fault
X
Replace hydraulic motor
Operating handle greasy
Hydraulic component seals
faulty
X
Replace seals.
