Pentair Autotrol 255 Logix 740-760 - Regeneration test; Recommended maintenance plan

Installer Manual 255-LOGIX 740-760 - Maintenance
52 / 76 Ref. MKT-IM-001 / C - 08.10.2019
9.1.3. Regeneration test
1. Check condition of brine tank and any associated equipment.
2. Check salt level in brine tank.
3. Initiate regeneration test.
→ Check brine draw during brine draw stage, observe aircheck ball and make sure or proper
function.
→ Check brine tank refill, observe aircheck ball and make sure or proper function.
→ Check operation of safety brine valve, where fitted ***.
→ Check for brine draw off levels.
→ Check for resin loss at the drain during regeneration.
→ Where fitted, check for satisfactory operation of solenoid, i.e. outlet shut off during
regeneration and/or brine line shut off valve(s).
4. Test and record Total Hardness of outlet water from softener vessel(s).
9.2. Recommended maintenance plan
Items 1 year 2 year 3 year 4 year 5 year
Injector &
filter
Clean Clean Clean Clean
Clean / replace
if necessary
Refill
controller &
ball**
Clean Clean Clean Clean
Clean / replace
if necessary
DLFC & ball** Clean Clean Clean Clean
Clean / replace
if necessary
Aircheck &
ball**
- - - -
Clean / replace
if necessary
256 Bypass (if
present,
contains O-
rings**)
- - - -
Clean / replace
if necessary
Flappers** - - - - Replace
Flappers
spring
- - - - 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