ARI Armaturen CONA S PN40 EN - Manual (Page 11)

Rev. 0040805002 1404 Page 11
Operating and installation instructions
CONA
®
S - Ball float steam traps
7.3 Options blow down valve / manual air vent valve
(refer to Fig. 1 page 4 and Fig. 6)
7.4 Union for pressure compension line / external vent
(refer to Fig. 4 page 8)
ATTENTION !
Escape of hot medium under pressure!
Observe item 2.2 !
Accumulated dirt and condensate can be removed from the
hood (Pos. 16) through the blow down valve by opening the
pressure screw (Pos. 46.1). When opening, hold against blow
down valve (Pos. 46).
Accumulating inert gases can also be discharged to the
environment with the manual air vent valve (Pos. 51) by
opening the pressure screw (Pos 51.1).
During operation it is imperative to observe general working
safety conditions and possibly fit devices to guard against
scalding/injury.
Note section 7.5 when installing and operating the option.
Fig. 6
It is possible to return the accumulating gases to the system
by connecting a pressure compensation line to the union
(Pos. 52).
Note section 7.5 when installing the option.
Pressure compensation pipe
Ermeto connection: external pipe diameter 8 mm
When delivered the Ermeto connection is sealed by a 12 mm
diameter stainless steel ball.
Remove this ball when installing the pressure compensation
pipe.
Fig. 7