SPX APV DELTA DF plus 2, Руководство по эксплуатации

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11.3 Installation of seals and assembly of valve
The item numbers refer to the spare parts drawings
inch: RN 01.053.80-1
11.3.1 Assembly of valve insert
a. Insert the guide bush (20) into the metal guide bush (21) . Place
the guide bush (21) in the yoke (16) (see fig. 1) .
b. Insert the slightly greased o-rings (19) into the operating cam (13) .
c. Provide the upper shaft seal (23) , seat seal (24) and housing
seals (3) with a thin grease layer.
Install the upper shaft seal and seat seal in the valve seat (10) .
Insert the housing seals (3) via the valve seat into the grooves.
Check the even fit of the seals (see fig. 2) .
d. Press the valve seat (10) against the yoke (16) and fix the
assembly with the hex. screw (12) . Position the valve seat with
the assembly arbor (see fig. 3). Tighten the hex. screw (12) .
e. Install the upper seat seal (7) in the upper valve shaft (6) according
to service instructions (see 13.) .
f. Carefully knock the upper valve shaft (6) with a rubber mallet
through the guide bush.
Place the operating cam (13) . Press the upper valve shaft into
the valve seat until it stops.
g. Push in the guide rod (8) with the threaded part ahead from the top
through the actuator (31) , through the operating cam (13) and
through the yoke (16) unti it stops.
h. Attention:
To connect the upper shaft (6) with the actuator (24) , compressed
air of "min. 4 bar" is required for the next step.
i. Drive the valve into "open position" by pneumatic air supply.
j. Connect the two shaft ends with the coupling clamp (14) .
- Attention:
During fastening the distance tube must be between the two
coupling halves.
The coupling screw must not slew into the feedback area.
16
UK
11. Service Instructions
yoke 16
21
20
fig. 1
valve seats 10
23
fig. 2
24
3
3
3
valve seat
assembly arbor
yoke 12
fig. 3
Double Seat Valve
DELTA DFplus2
Operating Manual: rev. 1
DELTA DFplus2 - UK1 / qxd.12.2004
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