130 4280 010 E
• Place the valve spring inside the valve body and secure it with the valve cover and two opposing bolts. Ensure
that the valve seat plug is not tilted.
• Uniformly tighten the nuts of the two bolts to raise the valve cover and compress the spring.
• With the valve cover in position against the valve body, insert two of the mounting screws into the available
cover holes.
• Remove the two bolts and replace them with the other two mounting screws. Ensure that the valve body and
cover are sealed.
• Open the upstream shutoff cock and check for leakage along the valve cover. (Refer to the Checkout
Procedure section).
• Observe at least three complete operating cycles to ensure that all components are functioning correctly.
Valve Model Valve Cover
Locking screw
Flanged ring actuator
Rp ¾ - 1½ und DN 40 10 Nm
-
5 Nm
Rp 2- 3 und DN 50 - 80 25 Nm
-
5 Nm
DN100 -150 25 Nm
8 Nm
5 Nm
Table 3: Torques
Cover mounting
screws
Grub screw
Locking
screw
Valve
seat
plug
Distance piece
Valve
spring(s)
Valve cover
Strainer,
filter
Flanged bodies DN40-80 and all Flanged valve bodies DN100-150
threaded valve bodies
Figure 4: Detailed drawing
Johnson Controls SA/NV - Leuvensesteenweg 248D - B-1800 Vilvoorde - +32(2) 709 40 00 - www.johnsoncontrols.be
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