IM-IBR17-49IN Issue 1 19
65 10
7
8
11
9
5 7
8
Main valve assembly with float
(DN15, DN20 and DN25)
Main valve assembly
(DN40 and DN50)
Capsule air vent
assembly 17
18
How to fit the main valve assembly for DN40 and DN50:
-
Unscrew the 4 bolts or nuts (7).
-
Remove the main valve assembly (5) and gasket (6).
-
Ensure the gasket faces are clean and dry.
-
Fit the new gasket (6) and the main valve assembly (5), including the baffle plate (see
Figures 10 and 11).
-
Tighten the bolts or nuts (7) evenly (see Table 1 for recommended tightening torques).
How to fit the capsule air vent
assembly for DN15 to DN100:
-
Remove the spring clip, capsule, spacer
plate, unscrew the seat and remove the
frame (17) and gasket (18).
-
Ensure the gasket faces are clean and
dry.
-
Fit the new gasket (18), the frame and
seat (17) and tighten to the recommended
torque (see Table 1).
-
Assemble the new spacer plate, capsule
and clip.
How to fit the bimetallic air vent
assembly for DN15 to DN100:
-
Unscrew and remove the element
assembly (17) and gasket (18).
-
Ensure the gasket faces are clean and
dry.
-
Fit the new gasket (18) and element
assembly (17) and tighten to the
recommended torque (see Table 1).
12 26
6
To Next Page
Loading...
Need help?
General
