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INSTALLER
HIGH-TEMPERATURE ENERGY EFFICIENT HEAT PUMP
MANUAL
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63
Hydraulic schematic diagram -1 RADIATOR CIRCUIT/ + DHW- -pool possible-
HPCP
= Heat Pump circulator pump
C1CP
= heating circuit 1 circulator pump
FRM
= Heat Pump fl ow rate monitor
SV
= 3-bar safety valve
P
= air valve
PTS
= HRC
70
Pilot temperature sensor (or outgoing water (OW)
temperature sensor)
SA
= safety aquastat with manual reset, 110 °C
WP
= water pressure sensor
SRV
= sludge removal valve
FV
= Heat Pump circuit fi lter valve
V
= stop valves
CV
= check valve (to be used if HRC
70
Pilot is installed on a lower level
than the Heat Pump to avoid a thermosiphon eff ect).
EV
= expansion vessel
BPD =
backfl ow prevention device
F
= fl exible hose for Heat Pump connection
MAV
= manual air valve
HPSV
= Heat Pump safety valve, set to 2.5 bar
HPIWS
= Heat Pump incoming water temperature sensor
HPOWS
= Heat Pump outgoing water temperature sensor
EBCP
= existing boiler circulator pump
EVE
= expansion vessel for existing installation
BSV
= safety valve for existing boiler
OTS
= Heat Pump HRC
70
Pilot outdoor temperature sensor
TC1
= heating circuit 1 room thermostat
or RTS1
= room temperature sensor with display for heating
circuit 1(optional)
or RTS2
= room temperature sensor for heating circuit 2
(optional)
AQDHW
= Heating circuit 2 aquastat
DHWS
= Heating circuit 2 DHW temperature sensor
(optional)
FRM SP
= Swimming pool fl ow rate monitor
S pool
= Swimming pool sensor (optional, included in
swimming pool kit)
C pool
= swimming pool circulator pump
3WV
= 3-way valve for radiator circuit (winter) or swimming pool circuit
(summer)
BCV
= boiler check valve
DHW
= DHW tank with >40kW heat exchanger
