Flowserve P-50 Durametallic - Manual (Page 2)

2
Congratulations
You have just purchased a reliable, long-life product manufactured by
the leading manufacturer of sealing systems in the world. With proper
installation and operation, this P-50 seal can be a valuable contributor to
your operation by significantly reducing the mean time between planned
maintenance (MTBPM) of your rotary equipment.
Description
This P-50 seal is a cartridge mounted mechanical seal, designed for
ease of installation and reliable operation. No seal setting dimensions
are required. Removable setting devices provide proper alignment.
The flexible stationary face design compensates for inadvertent mis-
alignment of the seal chamber face. Multiple springs provide uniform
face loading and are external of the pumpage, resisting clogging or
hang-up. Installation according to the following steps will assure long
trouble free life of the P-50 seal.
1 Equipment Check
1.1 Follow plant safety regulations prior to equipment disassembly:
• Lock out motor and valves.
• Wear designated personal safety equipment.
• Relieve any pressure in the system.
• Consult plant MSDS files for hazardous material regulations.
1.2 Disassemble equipment in accordance with equipment
manufacturer's instructions to allow access to seal installation
area.
1.3 Remove existing mechanical seal and gland or compression
packing and packing gland.
1.4 Make sure the shaft or sleeve and the seal housing face are
clean and free of burrs, cuts, dents, or corrosion that might cause
leakage past the sleeve gasket O-ring or gland gasket. Replace
worn shaft or sleeve. Remove sharp edges from keyways and
threads.
The images of parts shown in these instructions may differ visually from the actual
parts due to manufacturing processes that do not affect the part function or quality.