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Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check carefully
the validity of this document with respect to his product. manual-no.: 999128 / 29/04/2014
Inspection and replacement of the internal overpressure safety valve at the manifold
at the outlet:
(only MV 10C EX / MV 10C EX + AK + EK)
➨
Note position of valve and remove.
☞
Check valve for damage and replace if necessary. Make
sure that the valve is correctly seated.
➨
Reassemble distributor and cover plate.
Elbow fitting (3x):
➨
Slip the tubing onto the elbow fitting by turning the fitting
with an open-ended wrench (width 15 mm).
Straight fitting (2x):
➨
Slip the tubing onto the fitting.
➨
Tighten union nuts first by hand and then tighten
one
full
turn using the open ended wrench (width 17 mm).
➨
Use an open-ended wrench (width 17 mm) to unscrew at
the pump head the union nut of the tubing which is con-
nected to the outlet.
➨
Turn the fitting with an open-ended wrench (width 14 mm)
to detach the tubing from the fitting (1/4 of a turn at maxi
-
mum).
☞
Do not remove the elbow fitting from the distributor cover.
➨
Unscrew the two countersunk screws (A) at the cover plate
and remove cover plate together with distributor cover.
(A)
➨
Note position of valve and remove.
☞
Check valve for damage and replace if necessary. Make
sure that the valve is correctly seated.
➨
Reassemble distributor cover and cover plate.
➨
Slip the tubing onto the elbow fitting by turning the fitting
with an open-ended wrench (width 15 mm).
➨
Tighten union nut first by hand and then tighten
one
full
turn using the open ended wrench (width 17 mm).
