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5 Cards in this Set
- Front
- Back
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Pulsation in a regulator means.... |
A general term referring to a cyclical variation in outlet pressure of the regulator |
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A hunting regulator means.... |
The regulator outlet pressure increases and decreases with no regular frequency |
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Buzzing/chattering/vibrating in a regulator means... |
A high frequency pulsation of the outlet pressure, not detectable by bourdon tube /manometer |
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Pumping, Panting, Chugging, in a regulator means... |
A low frequency pulsation of the outlet pressure, easily detected on the bourdon tube / manometer |
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Regulator wont lock up because... |
Debris in valve seat or the valve seat / orifice is damaged |
