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2 Features and benefits
TCGB0070 rev.3 - 04/2012
27
2
Aligned piping
Refrigerant gas/liquid piping and water inlet/outlet piping are aligned on the lower side of the unit to make easy the piping
work to the installer.
Water
inlet
Water
outlet
Ref. gas
pipe
Ref. liquid
pipe
Shutdown valves (Factory supplied)
New air to water heat pump have incorporated two shutdown valves in water inlet/outlet pipes with the following features:
• Quick installation: This accessory allows to the installer a quick piping work.
•
Pressure port for installation commissioning: Each shutdown valve is equipped with a mini-valve, giving the possibility
to know the pressure drop of the installation in order to regulate the pump flow.
Flare Nut G 1-1/4”
(to the unit)
Shutdown valve
(factory supplied)
Pressure port G 3/8” (male)
(for installation commissioning)
G 1-1/4” (male)
(to the installation)
N O T E
For more information, please refer to the Service Manual (SMXX0070).
Incorporated electric heater (Factory supplied)
All the new RWM-(H)FSN3E models have incorporated an electric heater for the most low ambient temperature conditions,
without the need to install it in case that its use was necessary (Mono-energy system).
If it is desired the performance of the air to water heat pump without the use of the electric heater, we only might to disable
the electric heater and the air to water heat pump will provide the 100% of the required heating (Mono-valent system).
Electric
heater