SB300 PVA
46.
Make sure the valve is correctly aligned and use a hex wrench to tighten the
screws (17) equally.
Figure 77: Tighten the Air Cap Screws
47.
Use a wrench to install the air fittings if necessary.
Figure 78: Fully Assembled Valve
To Replace O-rings
5.5
If an O-ring is damaged or worn, replace it.
1.
Do the valve disassembly procedure to get access to the necessary O-ring(s).
Refer to Section 5.2.
2.
Remove the O-ring and discard it.
3.
Replace the damaged or worn O-ring with a new O-ring.
Note: There are many different size O-rings, make sure you use the correct O-
ring when you replace one. Refer to Section 6 for more information.
4.
Follow the assemble procedure in Section 5.4.
5.
Make sure you lubricate the O-ring as necessary.
REVISION A (2014)
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