Pentair Fleck 3150 NXT Installer Manual page 141

9.2.2 Valve used for filtration
Items
DLFC***
Bypass (if
present,
contains
Orings***)
Piston* Replace
Seals & Replace
spacers*
O-rings*** Check for
watertightness
/clean or
replace in case
of leakage
Motors
Gearing
Electronic/
settings**
Transformer**
Microswitches
Meter(s)* (if Check and
present)
Meter cable(s)*
(if present)
Valve
watertightness
Valve to piping
watertightness
* Wear parts - durability strongly affected by raw water quality and regeneration frequency.
** Electronic parts – durability strongly affected by power source quality and stability.
*** Elastomer durability is strongly affected by raw water concentration in chlorine and its
derivative.
Ref. MKT-IM-010 / F - 16.01.2023
1 year 2 year
Clean Clean
Clean Clean
Replace
Replace
Check for
watertightness
/clean or
replace in case
of leakage
Check Check
Check Check
Check Check
Check Check
Check Check
Check and
Clean Clean
Check Check
Check Check
Check Check
Installer manual Fleck 3150 NXT/NXT2 - Maintenance
3 year 4 year
Clean
Clean
Replace Replace
Replace Replace
Check for Check for
watertightness watertightness
/clean or /clean or
replace in case replace in case
of leakage of leakage
Check Check
Check Check
Check Check
Check Check
Check Check
Check and Check and
Clean
Check Check
Check Check
Check Check
5 year
Clean Clean/ replace
if necessary
Clean Clean/replace
if necessary
Replace
Replace
Check for
watertightness
/clean or
replace in case
of leakage
Replace
Check/ replace
if necessary
Check/ replace
if necessary
Check/ replace
if necessary
Replace
Replace
Clean
Replace
Check
Check
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