Parker Parflange 1025 - 17 Possible Faults and Rectification of These

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17 Possible faults and rectification of these
Problem Possible cause Solution
Flange / flaring
diameter too large
Clamping jaws must be adjusted
Adjust clamping jaws, see section
“Checking instructions for Triple/O-
Lok” or contact Parker
Incorrect clamping jaws
Use correct clamping jaws in
accordance with the tube
dimensions
Incorrect flaring pin and/or tube wall
thickness
Use correct flaring pin for tube
diameter and tube wall thickness
Flange uneven
Tube not cut off at right angle
Cut off tube at right angle
(tolerance: ±1°)
Tube not held straight
Hold long tube in a line with the
clamping jaws
Resistance in the clamping jaws
Clean clamping jaws and remove
any dirt
Tube wall thickness varies
Use quality tubes in accordance
with Parker specifications, see
latest Parker catalogue 4100 at
www.parker.com.
Incorrect flaring pin
Use correct flaring pin for tube
diameter and tube wall thickness
Broken flange
Poor tube quality / tube too hard
Use quality tubes in accordance
with Parker specifications, see
latest Parker catalogue 4100 at
www.parker.com.
Rippled uneven
flange
Inadequate/incorrect lubrication of
the flaring pin
Use required lubricant and ensure
that automated lubrication is
functioning
Tube not carefully deburred
Deburr and remove filings
Tube not carefully cleaned
Clean and remove deburr residues
Pin not cleaned
Clean and lubricate pin
Flaring pin breaks
when flaring
Incorrect flaring pin
Use correct flaring pin for tube
diameter and tube wall thickness