Cambridge Air Solutions.
8
E-Series Technical Manual
FILL AND DRAIN VALVE SCHEMATIC
Drain, Overflow and Make-Up Water Piping for Autodrain with Freeze Protection
NOTE: *Wiring may change if pumps provided by others.
FILL & DRAIN KIT
24V CONTROL TB
FROM UNIT
(FIELD INSTALLED & WIRED)
FILL & DRAIN KIT WIRING SCHEMATIC
2 WAY VALVE*
3 WAY VALVE*
DRAIN OVERFLOW
1" DRAIN
WATER SUPPLY LINE
VIEW
Scale: None
A - A
Evap Pump
Bleed
Tube
Manifold
Supply
Tube
Service Valve
(by others)
Pressure Regulator
(by others)
Three Way Drain
& Fill Valve
Water Supply (Refer to manual
pressure guide)
End B
End A
Roof Line
UNIT MUST BE LEVEL
A
A
Two Way Drain Valve
Normally Open
End A
End B
1" Drain
Drain Overflow
**All wiring must comply with local and national electrical codes.
NOTE: For Dual Inlet Units, separate connections
are required for each evaporative section.
