Pentair AUTOTROL 604 - System Selection; Programmed Settings; Resetting the Controller

Installer Manual Autotrol 368 / 604-606 - Programming
30 / 54 Ref. MKT-IM-007 / A - 16.12.2016
6.6. System selection
The 604 / 606 controller has four system settings available. The system selections accommodate
multiple tank sizes and various feedwater conditions.
System selection:
6.6.1. Programmed settings
6.7. Resetting the controller
All programmed settings with the exception of time of day can be reset. Entering the value “0” will
reset the flash memory to the factory default.
To reset the controller:
A Press and hold and simultaneously for 3 seconds.
→ A small "u" will be displayed in the left digit.
→ The right digit will display the current system setting.
B Press until desired system setting appears then release.
→ The displayed system setting will be stored in flash memory
when the controller exits programming after 5 seconds.
C# Cycle
Resin bed
flow
direction
System u# [minutes]
u1 u2 u3 u4
C1 Backwash ↑ 8 8 1 3
C2
Brine draw ↓ Calculated Calculated Calculated Calculated
Slow rinse 25 45 25 45
C3 Repressurize None 3 3 3 3
C4 Fast rinse ↓ 3 3 1 31
C5 2nd backwash ↑ 1 1 1 1
C6 2nd fast rinse ↓ 1 1 1 1
C7 Brine refill None Calculated Calculated Calculated Calculated
A Press and hold and simultaneously for 3 seconds.
→ A small "u" will be displayed in the left digit.
→ The right digit will display the current system setting.
B Press until the "u0" system is displayed.
→ Wait 5 seconds for the setting to be stored into the flash
memory. The display will return to the time of day.
→ The controller has now system 1 setting (default setting).
C Follow the steps of the system selection procedure to select
the desired system setting.