Replacing The Twin Pilots - Pentair Siata V132 SFE Installer Manual

Installer manual Siata V132 - SFE - Maintenance

9.2.7. Replacing the twin pilots

No.
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).
A
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
A
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 :
A
- 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.
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Operation
Ref. MKT-IM-003 / B - 19.04.2017