Sapag Atmospheric relief vAlve type 1100
InstallatIon and maIntenance InstructIons
Before installation these instructions must be fully read and understood
1 DeScription
sapag atmospheric relief valves type 1100 have
been selected for installation because of their
performance features, reliability and ease of
maintenance. they are designed to protect
vessels under vacuum during normal operation
against excessive pressure.
the tightness is achieved using a rubber seal
seating on a stainless steel seat.
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A water ring is provided on the disc to prevent
any leak from the atmosphere to the vessel
when it is under vacuum.
Whenever part names are used in this manual,
piece number in parenthesis follows. the piece
numbers are an aid to identifying the parts in
figure 1 and the relevant part list.
2 Warranty information
Warranty statement
sapag warrants that its products and work
meet all applicable specifications and other
specific product and work requirements
(including those of performance), if any, and
will be free from defects in material and
workmanship.
Defective and non-conforming items must be
held for sapag's inspection and returned to the
original f.o.B. point upon request.
incorrect selection or misapplication of
products
sapag cannot be responsible for customer's
incorrect selection of misapplication of our
products.
Unauthorized repair work
customers contracting repair services from
unauthorized sources must do so at their own
risk.
3 Spare partS
sapag recommends spare parts as shown in
figure 1. When ordering spare parts, the valve
size, style and serial number should be given
together with set pressure, part designation
and item number from figure 1.
spare parts may be ordered from any emerson
regional sales office or representative.
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Vciom-02384-en 17/11