Installer manual Siata V132 - SFE - Maintenance
66 / 88
Ref. MKT-IM-003 / B - 19.04.2017
9.2.7. Replacing the twin pilots
No.
Operation
A
Using a screwdriver, unscrew the screw (
1
).
B
Remove the controller (
2
) from the valve (
9
).
C
Manually actuate the pistons (
3
) to drain out the water inside the valve to the drain.
D
Using a screwdriver, unscrew the three screws (
7
).
Caution
Unscrew the screws slowly to prevent gripping between the material and the screws.
E
Remove the collector (
6
).
F
Using a screwdriver, unscrew the three screws (
5
).
G
Unplug the pilots to drain tube (
8
).
H
Remove and change the twin pilot (
4
).
Note
Replace all of the twin pilots (
4
) in case of damage. Only the pistons (
3
) can be changed
separately.
I
Replace and grease all the O-rings with silicone grease (cod. 8500).
J
Reverse above procedure steps to rebuild.
Caution
When reassembling the collector :
- Try to match the self tapping screws with the original thread;
- Slowly screw by hand without forcing then tighten using a screwdriver;
- Always carry out these operations using normal screwdrivers; do not use automatic
screwdrivers.
A
A
A
Summary of Contents for Siata V132 SFE
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Page 59: ...Installer manual Siata V132 SFE Maintenance Ref MKT IM 003 B 19 04 2017 59 88...
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