DRESSER RR 16 Bedienungsanleitung Seite 26

Flow Disc for flow volumes < 10 % of qmax (< 1:10)
DN 25
Design framework till April 1998
111-163-10 orifice ø 24
Design framework from Mai 1998
onwards (recess at the bottom) 111-
363-10 orifice ø 24
111-163-15 orifice ø 31
111-123-01 orifice ø 24
Standardmodel with
Note
For orifice ø 24 / ø 31 / ø 42, instead of an O-ring or
a compensation disk, install the flow disk between
the valve disk and the collar at the valve rod .
Remove the O-ring (valve disk seal) before assem-
bling the flow disk and then reinstall it .
Flow disc installation.
Remove inspections plate from body (Pos . No 8 of material list) . Loosen hex nut; insert a screwdriver into the
slot of the thread to counter hold the valve rod . Remove valve disk, washer and lock washer . Remove O-ring
or compensation disk and install flow disk
(pay attention to correct position!) .
Insert valve disk, washer and lock washer . Fasten hex nut (max 5 Nm), counter hold
with a screwdriver (blade: 8 x 1 . 2 or 9 x 1 . 4 mm) .
Reassembling inspections plate on body, check tightness after assembly!
26
Design framework till April 1998
111-163-10 orifice ø 24
Design framework from Mai 1998
onwards(recess at the bottom)111-163-10
orifice ø 24
111-163-15 for orifice ø 31
111-363-15 for orifice ø 42
Valve disk assy . 111-360-20 orifice ø 54
Model with flow disc
for orifice ø 24 / ø 31 / ø 42
O-Ring
Orifice Ø24
SW 17
Compensati-
on disc
(Orifice Ø31,
Ø42 and Ø54)
SW 17
DN 50
pay attention to correct position
SW 17
Model with valve disk assy
for orifice Ø54 & Ø82
The valve disc assemblies are used for orifice
ø 54 & 82 . You don't need remove the compensa-
tion disk .
DN 80
Valve disk assy . 111-360-20 orifice
ø 54
111-363-15 for orifice ø 42
Valve disk assy . 111-560-20 orifice
ø 82
Model with flow cone
111-123-01 for orifice ø 24
SW 17;
SW 19 (DN 80)