Installer manual Evolio 255 740-760 - Maintenance
68 / 90
Ref. MKT-IM-037 / D - 25.10.2021
8.5.7
Other wear and tear parts
8.5.7.1
Cleaning the air check valve
1. Remove the softener and valve covers, see Covers removal (softener and valve) [
2. Dismount the brine hose
(5)
.
3. Using a Phillips screwdriver, loosen air check cap screw
(2)
(2x).
ð
Let the 2 screws
(2)
on the cap
(4)
.
4. Remove the cap
(4)
.
5. Clean the air check ball
(3)
, seat, bowl and o-ring groove
(1)
using a soft cloth or a soft brush.
6. Check for o-ring
(1)
and ball
(3)
integrity before remounting.
CAUTION
Do not over-tighten the screws as it may damage the air check bowl.
7. Reverse above procedure steps to rebuild.
Summary of Contents for Evolio 255 10
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Page 64: ...Installer manual Evolio 255 740 760 Maintenance 64 90 Ref MKT IM 037 D 25 10 2021 ...
Page 72: ...Installer manual Evolio 255 740 760 Maintenance 72 90 Ref MKT IM 037 D 25 10 2021 ...
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Page 78: ...Installer manual Evolio 255 740 760 Maintenance 78 90 Ref MKT IM 037 D 25 10 2021 ...