Azbil FloWing VFR - 2-3: Assembly

Valve Body Azbil Corporation
2-4 Model VFR - FloWing Eccentric Rotary type Control Valves
2-3 : Assembly
(1) Inset the valve plug into the valve body and press it against the plain bearing.
(2) Insert the valve stem into the main bushing and insert the key in the key slot of
the valve stem. (See Figure 2-5.)
(3) Insert the valve stem into the valve body and slide the key through the key slot of
the valve plug. (See Figure 2-5)
Key
(use a round key
f
or 10 inches and
12 inches valves.)
Valve stem
Main bushing
Valve plug
Figure 2-5 Plug and stem
(4) Install the gland parts. For the packing, pay attention to whether the valve is with
or without a lubricator. For assembly, see Figure 2-6.
~Note
Insert packing in such a manner so that their ends are positioned
alternately.
(5) While holding the valve plug open, install the seat ring and nger tighten it with
the seat retainer.