SUBJECT : Common seal installation mistakes that cause premature mechanical seal failure. 5-10

Special problems with non cartridge designs.

Special problems with cartridge seals

Special problems with rubber bellows seals (Type #1)

It should be noted that the normal mode of failure for this type of seal is for the rubber boot to experience a rupture or "blow-out" causing a massive seal failure. It is important to use back up protection if you use this type of seal.

Special problems with metal bellows seals

Problems with split mechanical seals

Other problems that can occur shortly after the seal is installed.

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