Revision 2
7.
To
inspect the seating surfaces, separate the valve and seat from the valve stop (Figure
8-27).
Figure 8-27. Separating the valve and valve seat from the stop.
8.
Remove the valve from the valve seat (Figure 8-28). Wash and dry the parts.
Clean the surfaces with a lint-free rag. Inspect the
0-rings
and seating surfaces.
If
a
scratch, groove or eroded area extends across the seating surface, you must refinish the
surfaces before assembling or operating the unit.
Figure 8-28. Removing the valve from the valve seat.
© Copyright December, 1999 NLB Corporation
8-22
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