Pentair FLECK 9000 SXT, Installer Manual, Page: 72 / 118

Installer manual Fleck 9000 SXT - Maintenance
72 / 118 Ref. MKT-IM-020 / C - 21.11.2019
9.2 Recommended maintenance plan
9.2.1 Valve used for softening
Items 1 year 2 year 3 year 4 year 5 year
Injector & filter Clean Clean Clean Clean Clean/ replace
if necessary
BLFC*** Clean Clean Clean Clean Clean/ replace
if necessary
DLFC*** Clean Clean Clean Clean Clean/ replace
if necessary
Bypass (if
present,
contains
Orings***) Clean Clean Clean Clean Clean/replace
if necessary
Piston* Check/clean/
replace if
necessary
Replace Check/clean/
replace if
necessary
Replace Check/clean/
replace if
necessary
Seals &
spacers* Check/clean/
replace if
necessary
Replace Check/clean/
replace if
necessary
Replace Check/clean/
replace if
necessary
Brine valve Check/clean/
replace if
necessary
Check/clean/
replace if
necessary
Check/clean/
replace if
necessary
Check/clean/
replace if
necessary
Replace
O-rings*** Check for
watertightness
/clean or
replace in case
of leakage
Check for
watertightness
/clean or
replace in case
of leakage
Check for
watertightness
/clean or
replace in case
of leakage
Check for
watertightness
/clean or
replace in case
of leakage
Check for
watertightness
/clean or
replace in case
of leakage
Motors Check Check Check Check Replace
Gearing Check Check Check Check Check/ replace
if necessary
Inlet hardness Check Check Check Check Check
Residual
hardness Check/adapt
mixing screw if
necessary
Check/adapt
mixing screw if
necessary
Check/adapt
mixing screw if
necessary
Check/adapt
mixing screw if
necessary
Check/adapt
mixing screw if
necessary
Electronic/
settings** Check Check Check Check Check/ replace
if necessary
Transformer** Check Check Check Check Check/ replace
if necessary
Microswitches Check Check Check Check Replace
Meter(s)*
(if present) Check and
Clean
Check and
Clean
Check and
Clean
Check and
Clean
Replace
Meter cable(s)*
(if present) Check Check Check Check Replace