RHOSS TCAEBY 269 Mode D'emploi page 73

Open circuit system and simultaneous presence of 3-way diverter valve VDEV and DS desuperheater (for example for domestic hot water)
M
VSM
PU
C
VSM
C
PU
PdC Reversible heat pump unit
RC100 Recovery unit
DS Desuperheater
M Manometer
VS safety valve
VE Expansion vessel
VSTR Recovery heat drain valve
VMS Manual air bleed valve
VSAM Automatic/manual air bleed valve
AP1 Unit board
VR Check Valve
VM 3-way mixing valve
PU Circulation pump
VDEV 3-way diverter valve
R Cock
NOTA BENE:
provided in the board on the unit.
The minimum temperature of the water input to the recovery unit RC100 is equal to 20°C.
The minimum temperature of the water input to the recovery unit DS is equal to 40°C.
Section II :: Installation and maintenance
VSAM
VE VS
ST/KTRD
AAT
VM
C
VSTR
AP1
VE VS
M
VDEV
PU R
VS
SI
PUR VE
R
AU
I
PUR Recirculation loop circulation pump
FC Fan coil/utility
UT For use
RI From the water mains
ST Temperature probe
YES Intermediate heat exchanger
AAT Technical water storage tank
C Water drain/charge cock
ST Temperature probe
KTRD Thermostat with display (accessory)
FA
ST1 Main heat exchanger inlet temperature probe
ST2 Main heat exchanger outlet temperature probe
ST5 RC100 inlet temperature probe
ST6 RC100 outlet temperature probe
ST7 DS inlet temperature probe
73
OUT
IS
FA VR
IN
RI
IS DHW indication
(tap, shower, sink)
AU Other utilities
I System
EN