福斯机械密封安装说明word版.docx

Flowserve
Installation Instructions
Durametallic? LS-300 Series
Multiple lip seal cartridge for
high viscosity pumps
1 Equipment Check
Follow plant safety regulations prior to equipment disassembly:
• lock out motor and valves.
• wear designated personal safety equipment.
• relieve any pressure in system.
• consult plant MSDS files for hazardous material regulations.
Disassemble equipment to allow access to seal installation area.
Remove all burrs and sharp edges from the shaft or sleeve including sharp edges
of keyways and threads. Replace worn shaft or sleeve. Make sure the seal housing
bore and face are clean and free of burrs.
Check requirements for shaft, sleeve and seal housing, see Figure 1.
Seal Chamber Requirements Figure 1
Check assembly drawing included with the seal for specific seal design, materials
of construction, dimensions, and piping connections.
Check shaft or sleeve OD, box bore, box depth, and distance to the first
obstruction to ensure that they are dimensionally the same as shown on the seal
assembly drawing.
Check gland pilot and bolt holes to ensure they are adaptable to the equipment
and are the same as shown on the assembly drawing. Many cartridge Flowserve
seal designs include