SPX APV DELTA SDMU4, Operating Manual

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13
10. Service Instructions
III. Installation of seals and assembly of the valve
f. Push the lower shaft (2) from the bottom into the housing.
Place the centering disc (26) and tighten the hexagon nut (27)
with CU design or the operating cam (31) with PSH design.
Hold against the centering disc for this purpose.
Tightening moment of Md = 40 Nm.
Shut off control air !!!
g. Lightly grease the O-ring (16) and insert it into the groove of the
housing cover (17). Fix the housing cover by means of the
hexagon screws (18).
h. With CU design:
Place the control unit and fix it accordingly.
With PSH design:
Place the proximity switch holder and fix it accordingly.
Insert the proximity switches and fix them.
- Readjust the proximity switches if necessary.
i. Connect the leakage valves.
j. Connect the compressed air supply.
IV. Maintenance of leakage valves
The item numbers refer to the corresponding spare parts list.
Leakage valves RN: 01.054.67.
a. Pull off the compressed air hoses at the two leakage valves.
b. Shut off and drain off the CIP supply line.
c. Remove the CIP supply and drain lines from the leakage valves.
d. Release the inner hexagon screw and the bracket.
e. Unscrew the threaded cap (3), pull off the piston (2) and the
spring (6).
f. Dismantle all seals (5, 7, 8).
g. Assembly is done in reverse order.
leakage valve
27
26
2
17
16
Double Seal Change-Over Valve
with Diaphragm
Delta SDMU 4
Operating Manual Rev. 0
UK