Carrier manual Water connections, 30RA/30RH

30RA/30RH

Water connections

Typical water circuit diagram for units without hydronic module

Legend for units without	Mesh filter
hydronic module:	Pressure couplings
30RA - RH unit	Thermometers
without hydronic	Flow switch
module	Automatic purge valve
Fan coil units	Hydraulic circuit drain
Water circulating	valve
pump	Charge valve
Expansion vessel	Flexible coupling
Pressure gauges	Safety valve
Manual shut-off	Plate-type heat
valves	exchanger drain valve

Typical water circuit diagram for units with hydronic module

Legend for units with	Charge valve
hydronic module:	Flexible coupling
30RA - RH unit with	Shut-off valve with
hydronic module	incorporated stop
Fan coil units	Pressure reducer
Pressure gauges	Hydraulic circuit drain
Manual shut-off	valve
valves	Mesh filter *
Pressure couplings	Flow control valve *
Thermometers	* Factory-supplied, fit
Plate-type heat
	during installation
exchanger drain valve

NOTE:

If the automatic

fill kit option is used on the unit, fitting an extra charging

valve is unnecessary.

Power supply

Automatic fill kit option

GB - 6