Service manual

12
13
ADJUSTING SPRAY GUN
Hold gun with trigger locked (25) and push trigger
against the lock (17). Then adjust nut (15) so that
the retainer (14) will move freely back and forth
approximately 1/32" to allow valve spring unit (9)
to seat the valve ball (8).
IMPORTANT: Readjust nut (15) periodi-
cally for wear of valve seat (7) and valve ball
(8); otherwise, leakage will occur.
TO REPLACE THE VALVE BALL HOLDER (8)
KIT #2-007
3 Tip Washers 1 Valve Seat (7)
1 Valve Ball Holder (8) 2 Seals-Teon (9a)
REPLACING THE VALVE SPRING UNIT (9)
KIT#3-007
3 Tip Washers 1 Valve
Seat (7)
Dismantling:
1. Unscrew Rev-Guard and remove spray tip
and seal.
2. Unscrew valve seat (7) with 1/2" socket
wrench.
*Caution*
When removing and replacing valve seat (7), hold
the trigger (25) in the open position so that the valve
ball (8) is lifted off the valve seat. Failure to lift
the
3. Unscrew valve ball (8) together with the brass
part of the assembly (9). Do not pull on the parts
or the packing may get damaged.
4. Unscrew the valve ball (8) from the brass part
of the assembly (9).
Reassembling is done in reverse sequence.
Screw the new valve ball with holder (8) into the
brass part (9).
*Caution*
Tighten valve ball and brass part on threaded end of
the shaft by hand until you feel a positive stop. Do
not tighten with a wrench since this could
result in breaking the shaft.
Note it is recommended that you change the valve
seat (7) and valve ball (8) at the same time.
1. Repeat dismantling procedure as outlined above
under Steps 1 through 3.
2. Unscrew nut (15), remove retainer (14) with re-
tainer pins (13) and push shaft of the valve spring
unit (9) out of the gun head (12).
3. Clean gun head (12) bore with solvent and small
brush. Do not use any sharp objects to scrape away
dried paint, as they would cause leakage around
the seal.
Reassembling is done in reverse sequence.
IMPORTANT: When reassembling, install valve
spring unit (9) with spring loose.
Push rmly into gun head by hand. Install
retainer pins (13), retainer (14) and nut (15)
loosely onto valve spring unit (9). By hand turn
front of valve spring unit clockwise, tightening
the valve spring unit until you feel a positive
stop. At that point, continue tightening the valve
spring another 1/8 turn expanding the Teon
seals against body of gun.
Do not tighten beyond 1/8 turn as this can result
in breaking the valve spring unit shaft. Continue
reassembly and adjustment as described above.
*Caution*
AIRLESSCO 007X & 007XL SPRAY GUN
UNLOCK
LOCK
TRIGGER
LOCK