Installer Manual Performa 263-268 / LOGIX 740-760 - Maintenance
Ref. MKT-IM-011 / A - 15.06.2017
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9.2.10. Top plate, flapper spring and flappers replacement
No.
Operation
Caution
Take care with sharp edges. Use of protective glove is highly recommended to remove the
spring (
3
).
A
Using a flat screwdriver, release the flapper springs (
2
) one by one and then remove the
spring (
3
).
B
Loosen all top plate screws (
1
).
C
Remove the top plate (
4
) from the valve.
D
Clean or replace the flappers (
5
) if needed.
Note
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 (
5
) from closing, and
potential damage.
E
Reverse above procedure steps to rebuild.
Note
When refitting the top plate (
4
), always follow the screwing order below.
A
A
A
