Check Accumulator Pressure - Flowserve 682-53B System User Instructions

682-53B System
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WARNING – HIGH PRESSURE: The accumulator can
STOP
burst if it is over pressurized. Fill the accumulator
slowly; check the pressure gauge regularly.
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WARNING – HOT SURFACES: The system and
STOP
surrounding surfaces might be hot. Take care when
touching components. Wear the appropriate PPE,
according to plant regulations.
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WARNING – DANGER CHEMICALS: Dangerous
STOP
chemical might be released during removal of the
system. Wear PPE. Follow all safety regulations and
Plant regulations.
5. Drain the 682-53B system.
6. Check all components for damage or leaks and replace
or repair the component.
7. Check accumulator pressure (refer to section 8.6).
8. Make sure the drain valve is closed.
9. Refill the 682-53B system with clean barrier fluid.
10. Check set-up, and restart system (refer to sections 7.1
and 7.2).
SSIOM000742-00 (EN/AQ) November 2022

8.6 Check accumulator pressure

Use this procedure to check the operating pressure of the
accumulator. This procedure can only be followed, when
system is not in operation.
Procedure
1. Check the process conditions to see if the equipment
(in which the seals are installed) can be stopped.
2. Stop the equipment (including the pump), according to
plant regulations.
3. De-pressurize the equipment, according to plant
regulations.
4. De-pressurize the 682-53B system, and open the drain
valve.
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WARNING – HIGH PRESSURE: The accumulator can
STOP
burst if it is over pressurized. Fill the accumulator
slowly; check the pressure gauge regularly.
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