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Gasmizer Manual - Submarine Manufacturing and Products Ltd

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March 09<br />

NOTE<br />

It is not recommended to attempt replacing the disc seal by removing the valve seat (item 6).<br />

Faults in Operation<br />

Valve fails to seal after Blow off.<br />

Valve open below normal set<br />

pressure.<br />

Valve opens <strong>and</strong> shuts rapidly <strong>and</strong><br />

continuously<br />

Probable Cause<br />

Damaged disc seal/ball valve<br />

Damaged disc seal/ball valve. Incorrect<br />

set pressure<br />

Vent holes blocked<br />

If the valve still does not function correctly return the valve to the Seetru works for repair.<br />

OM002 Rev 5 Page 120 of 168 Chap 9

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