Pentair FLECK 3150 NXT Installer Manual page 134

Installer manual Fleck 3150 NXT/NXT2 - Maintenance
9.2.2 Valve used for filtration
Items
DLFC***
Piston*
Seals &
spacers*
O-rings***
Motors
Gearing
Electronic/
settings**
Transformer
**
Microswitche
s
Meter(s)* (if
present)
Meter
cable(s)* (if
present)
Valve
watertightne
ss
Valve to
piping
watertightne
ss
* 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.
134 / 182
1 year 2 year
Clean Clean
Replace Replace
Replace Replace
Check for Check for
watertightne watertightne
ss /clean or ss /clean or
replace in replace in
case of case of
leakage leakage
Check Check
Check Check
Check Check
Check Check
Check Check
Check and Check and
Clean Clean
Check Check
Check Check
Check Check
3 year 4 year
Clean Clean
Replace Replace
Replace Replace
Check for Check for
watertightne watertightne
ss /clean or ss /clean or
replace in replace in
case of case of
leakage leakage
Check Check
Check Check
Check Check
Check Check
Check Check
Check and Check and
Clean Clean
Check Check
Check Check
Check Check
Ref. MKT-IM-010 / C - 18.10.2019
5 year
Clean/
replace if
necessary
Replace
Replace
Check for
watertightne
ss /clean or
replace in
case of
leakage
Replace
Check/
replace if
necessary
Check/
replace if
necessary
Check/
replace if
necessary
Replace
Replace
Replace
Check
Check