Flowserve 1878 Swing Check Valves with Pressure Seal - Manual (Page 9)

1878 Swing Check Valves with Pressure Seals FCD ADENIM0007-00
9
10.0 Storage Requirements
The valves have been shipped in the partially open position. Upon receipt of the valves at destination, the crates should be
examined thoroughly for signs of mishandling or damage during shipment. With the valves strapped to the shipping skids, all
bonnet bolting should be checked to ensure that the joints are secure. Bolting on occasion, may become loosened during
shipment and handling.
The valves should then be stored in a sheltered area to protect them from the elements, dirt and foreign material. They should
not be exposed to the atmosphere, uncrated or removed from the shipping skids except in a clean area just prior to installation.
If the valves are not to be installed within a short period of time after receipt, and will require long-term storage, the following
should be adhered to:
(a) They should be stored in an upright position and where there are minimal temperature variations and the
temperature does not drop below 50
°
F.
(b) In their storage condition, the valves should be wrapped in polyethylene to prevent accumulation of dust or
foreign matter.
(c) A check-off tag should be affixed to each unit and should be dated and signed off by the inspector witnessing
the inspection which is recommended at 6-month intervals.
The shelf life for resilient seat materials is 5 years.
The shelf life for ADVanseal

graphite gaskets is indefinite when stored under the proper conditions.