© 2012 ITW Finishing Systems and Products
9
Parts
Replacement/Maintenance
AIR VALVE INSTRUCTIONS
Servicing Air Valve
Reasons to service air valve:
A) Air valve not functioning correctly (may
need cleaning).
B) Routine maintenance.
C) Air leaks.
1. Remove trigger screw (38) with Torx tool
(59) or Torx T20 key. (See fig 2).
2. Remove trigger stud (40) and remove
trigger (39). (See fig 3).
3. Remove fluid adjusting knob (28) and
spring (29). (See fig 4).
4. Remove fluid needle (24). (See fig 5).
5. Using a 6mm hex key, remove Valve
housing (27). (See Figs 6 and 7).
6. Remove spring (21) and valve spindle (20).
(See Fig 8).
7. Using service tool (58), engage groove
behind the valve seat (19). (See Fig 9).
8. Withdraw the valve seat (19) from the gun
body. (See fig 10).
9. Push out the front air-valve seal (18) with a
finger. (See fig 11).
10. Turn the Gun upside down and let the seal
fall out. (See fig 12).
11. Fit New front seal (18) to service tool (58).
Fit into gun body and press firmly to ensure
Seal is engaged. (See fig 13).