Pentair FLECK 3900 - Typical Installation Diagrams

FLECK
®
3900 Service Manual • 33
TYPICAL INSTALLATIONS
System #4 - Typical Single Tank Installation with
Optional Meter
Optional
3900 Meter
Drain
Brine
Line
Brine
Tank
Resin
Tank
3 Wire
Power
Cord
Manual
Shut-Off
In
Out
System #5 Interlock - Typical Twin Tank
Installation with Optional Meter Interlock and No
Hard Water Bypass
Out
In
3 Wire
Power
Cord
Manual
Shut-
Off
Drain
Brine
Line
Brine
Tank
Brine
Tank
Resin Tank
Unit 2
Resin Tank
Unit 1
Electrical
Interlock
Cord
Optional
3900
Meter
System #6 Interlock - Typical Twin Tank
Installation with Optional Meter Interlock and No
Hard Water Bypass
Out
In
3 Wire
Power
Cord
Manual
Shut-
Off
Drain
Brine
Line
Brine
Tank
Brine
Tank
Resin
Tank Unit
2
Resin
Tank
Unit 1
Electrical
Interlock
Cord
Meter