16
UDI 12/2019
S
u
b
je
c
t t
o
m
o
d
ifi
c
a
tio
n
s
N
o
li
a
b
ilit
y
a
c
c
e
p
te
d
fo
r e
rr
o
rs
o
r m
is
p
rin
ts
Manual
UdiMatic
2. Pull the piston bar with the whole assembly (4) out of the cylinder.
3. Apply a thin layer of Dow Corning 4DC or equivalent grease to following parts: (5), (6), (7) and (8).
4. Fill the inner slot (9) with Dow Corning 4DC or equivalent grease up to the slot edges.
5. Slide the piston (4) assembly into the cylinder; verify that leading strip (12) is placed in its slot. Slide
the front flange (2) on the cylinder.
6. Align the screw holes on the cylinder (10) with the screw threads on the front flange (11).
7. Screw the bolts (1), and gently tighten them.
8. Install the piston on the filter, and connect the command pipes back to the "TEE" fitting.
9. Check for water leakage during next operation and flushing process.
8.5 - Two years
Use our maintenance set for bi-annual maintenance and replace all seals.
2
4
10
11
12
5
8
6
7
9
2
4
Model
1"
Model
1½" / 2" / 3” / 4”
Model
4L" / 6" / 8"
Partcode set
4S78529099
Partcode set
4S7851B9199
Partcode set
4S78519699
4S801505
Cover seal
1 4S78519103
Cover seal
1 4S71500833
Cover seal
1
4S801504
Screen seal
1 4S7851B9160
Screen seal
2
4S7851B9163 O-ring rotor lagerring 1 4S71500804
Screen seal
2
4S78529070
Sealset cylinder
1 4S7851B9170
Sealset cylinder
1 4S78519370
Sealset cylinder
1
4S741000032
Rotorbearing
1 4S741000032
Rotorbearing
1 4S71501003
Rotorbearing
1
4S78529185
Rotor ring
1 4S7851B9185
Rotor ring
1 4S78519685
Rotor ring
1
