SUBJECT: A sensible preventative maintenance program for mechanical seals, cheat sheet 9-6

Eliminate as much shaft deflection as possible:

Eliminate as much vibration as possible:

Keep the stuffing box temperature within the seal limits.

Keep the stuffing box pressure within the seal limits.

Monitor any stuffing box environmental controls to keep them functioning, especially when the pump is stopped. These controls include:

Make sure your seals have anti-clogging features built into them:

There are other desirable seal features:

Use cartridge seals to ease installation

Use back up seals to prevent an unexpected shut down.

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