© 2012 ITW Finishing Systems and Products 13
Parts Replacement/
Maintenance
SUCTION CUP LID
1. Remove drip free diaphragm (54).
Clean or replace. Make sure the vent
hole is kept clear. (see fig 34).
2. Remove cup lid gasket (53)
(see fig 35).
3. Make Sure the vent hole in the lid (56)
is clean and not blocked. (see fig 36).
4. It is recommended to replace the cup
gasket (53) with a new one to avoid
cup leaks (see fig 35).
5. Re-fit the drip free diaphragm. Position
the vent hole in the diaphragm 180°
away from the lid vent hole (see fig 34)
Chart 1 – Air Caps
NOTE: When removing air cap from retaining ring, don’t remove the Slip Ring (2) or Retaining Ring Seal (5) from
the Retaining Ring. Damage to the parts may occur. Slip ring and Retaining Ring seal are not available as
replacements. Simply wipe parts clean and reassemble with new or clean air cap.
Chart 2 – Fluid Nozzle Range & Fluid Needle
NOTE: When replacing the fluid nozzle or fluid needle, replace both at the same time. Torque to 18–20 Nm (160–
180 lbs.in). Do not over tighten the fluid nozzle. Use SN-28 (59) 10mm Spanner supplied with the gun and check
with a torque wrench.
RECOMMENDED
INLET
PRESSURE (bar)
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