General Description - NOT model specificEnergy Recovery Ventilator with Heating and Cooling
®
21
Auto Drain & Flush Valves
(when provided by Manufacturer)
Assembly
No.
Mfg
Part No.
ASCO
Part No.
Solenoid
Type
De-Energized
Position
Diameter Qty.
852178
461262 8210G2 Supply Closed
1/2-inch
(12.7 mm)
1
461263 8262G262
Supply
Line
Drain
Open
1/4-inch
(6.35 mm)
1
461264 8210G35
Sump
Drain
Open
3/4-inch
(19.05 mm)
1
Part numbers subject to change.
Water Supply Connection Locations for Evaporative Cooler
SUPPLY FILTERS
WHEEL CASSETTE
ELECTRICAL BOX
INDIRECT
EVAP
DIRECT
EVAP
C
D
A
B
RETURN AIR
INTAKE
OUTDOOR AIR
INTAKE
EXHAUST FILTERS
Run 1/4 in. line through 7/8 in. hole here and bring
around end of the sump to supply connection
Run 1/4 in. line through 7/8 in. hole here and bring
around end of the sump to supply connection
1/4 in. Water Supply Connection
1/4 in. Water Supply Connection
Model
Water Supply Connection Locations
A B C D
ERCH-20 37.5 4.5 4.5 39
ERCH-45 45.25 4.5 4.5 44.5
ERCH-55 56 4.5 4.5 47.5
ERCH-90 59 4.5 4.5 62.5
Dimensions from outside of unit (in inches)
Piping Installation
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