Operating Manual
Operation
5/5/97
11
OPERATION
1.
VALVING ROD ADJUSTMENT (for Closed position)-check the
position of the valving rod with the gun in the closed position.
The rod should extend
approximately 1/32 inch (1mm)
beyond the tip of the mixing
chamber. If the rod is not in the
proper position, refer to the
adjusting procedures.
Figure 3. Valving Rod (Closed
Position)
NOTE: This is the initial
setting for the open position
2.
VALVING ROD ADJUSTMENT(for Open position)-turn the valving
rod adjustment screw fully clockwise until it stops.
and will be further adjusted to
match the particular size
mixing chamber in use
.
Determine that both manual
valves are closed, then actuate
the trigger and note that the tip
of the valving rod does not
move.
Figure 4. Valving Rod (Open
Position)
Turn the V/R adjustment screw eleven (11) complete turns counter
clockwise.
3.
SET FRICTION LOCK - use
the 5/64 hex key wrench and
adjust clockwise until finger
fuming of the V/R adjustment
screw is reasonably difficult. The
adjustment of the friction lock
should be checked periodically
and tightened as
required to prevent the V/R.
adjustment screw from
Figure 5. Friction Lock
accidentally changing position during operation of the gun
4.
ADJUST AIR CAP SUPPLY
AIR - open the air needle valve
1/8 turn.
Figure 6. Air Needle Valve