Top Plate And Disc Valve Replacement - Pentair AUTOTROL MAGNUM 293 Installer Manual

9.6.11

Top plate and disc valve replacement

1. Remove the camshaft cover. See Camshaft cover disassembly [
2. Remove the camshaft. See Camshaft replacement [
CAUTION
Take care with sharp edges.
Use of protective glove is highly recommended to release or re-move the springs (1).
3. Using a flat screwdriver, release the flapper springs
4. Loosen all top plate screws
5. Remove the top plate
6. Clean or replace the flappers
Info
The outline of the flapper seat can be seen on the flapper side.
If the outline is irregular, this may indicate that debris is or has been preventing the
flapper (4) from closing, and potential damage.
Info
When refitting the top plate (2), always follow the screwing order below.
Ref. MKT-IM-012 / D - 03.02.2022
Installer manual Autotrol Magnum 293 - 298 Logix 742-762 - Maintenance
(3) (14x).
(2) from the valve.
(4) if needed.
Page 78].
→
Page 80].
→
(1) one by one (8x).
83 / 110