4. Use scraper from cleaning kit to clean deposits from
valve seating area.
5. Grasp sack hole drill (A) with valve retractor (B).
6. For final cleaning, use a cleaning wire 0.03 mm (0.001
in.) smaller than the nominal orifice size and repeat
Steps 2 and 3.
A--Sac Hole Drill
INSPECT AND CLEAN VALVE AND VALVE
IMPORTANT: NEVER use a steel wire brush on nozzle
Use brass wire brush (B) to remove deposits from seating
area on tip of nozzle valve (A). Use a felt pad to remove
Inspect guide area of valve scratches which could cause
sticking. This area will generally be polished on one side
during operation. Visible vertical marks are normal.
B--Brass Wire Brush
Continued on next page