Troubleshooting
Troubleshooting
Relieve the pressure (page 13) before checking or repairing the equipment.
To repair the regulator, refer to page 15.
Problem | Cause | Solution |
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Drop in fluid outlet pressure. | Ruptured diaphragm (17) (pneu- | Replace diaphragm. |
| matic regulators only). |
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| Air escaping (pneumatic regulators | Check air hose and connections. |
| only). | Replace packings (13). |
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| Worn packings. | Replace packings (13). |
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Fluid outlet pressure increases to | Valve ball (8) and seat (4) are worn or | Clean ball and seat. Replace worn or |
level of fluid inlet pressure. | stuck open. | damaged parts. |
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Fluid leaking from upper housing. | Ruptured diaphragm (17) (pneu- | Replace diaphragm. |
| matic regulators only). |
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| Worn packings. | Replace packings (13). |
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14 | 309475F |