GB 50261-2017 第9.0.6条
| **** | Solenoid valves should be inspected monthly and subjected to a start-up test; faulty valves should be replaced promptly. Solenoid valves in hotel guest rooms and public areas require priority maintenance. |
| **** | Solenoid valves should be inspected monthly and subjected to a start-up test; faulty valves should be replaced promptly. Solenoid valves in hotel guest rooms and public areas require priority maintenance. |
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