Comfort-Aire HBH Series 1/2 to 5 Ton - Manual (Page 18)

IOM Instructions HBH/V COMPACT Heat Controller, Inc.
Figure 14: Typical Open Loop/Well Application
Tanque de
Presi—n
V‡lvula
de Retenci—n
Drenajes
de Caldera
Regulador
de Flujo
Entrada
de Agua
Salida de Agua
V‡lvula
Filtro
Opcional
Tapones P/T
Air Pad or
Extruded
polystyrene
insulation board
Unit Power
Disconnect
Thermostat
Wiring
Pressure
Tank
Shut-Off
Valve
Boiler
Drains
Flow
Regulator
Water In
Water Out
Water
Control
Valve
Optional
Filter
P/T Plugs
Ground-Water Heat Pump Applications
Water Coil Low Temperature Limit Setting
For all open loop systems the 30°F [-1.1°C] FP1 setting
(factory setting-water) should be used to avoid freeze
damage to the unit. See “Low Water Temperature Cutout
Selection” in this manual for details on the low limit setting.