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14.4
Piping diagram
14.4.1
Piping diagram: Indoor unit
Space heating/cooling
water out
FIELD INSTALLED
shut off valve
with drain/fill
valve
Domestic hot water:
hot water out
Domestic hot water:
cold water in
FIELD INSTALLED
shut-off valve
with drain/fill
valve
Space heating/
cooling water in
LEGEND:
CHECK VALVE
FLARE CONN.
SPINNED PIPE
PINCHED PIPE
ERHQ011~016BA + ERLQ011~016CA + EHVH/X16S18+26CA
Daikin Altherma - Low Temperature Split
4P313777-1C – 2012.11
WATER SIDE
Drain cap
R2T
Domestic Hot Water Tank
R5T
Heat exchanger
Filter
SCREW CONN.
QUICK COUPLING
FLANGE CONN.
BRAZED CONN.
Air purge
BUH
Flow sensor
R1T
Expansion
vessel
Safety
valve
Manometer
Pump
Drain cap
R5T
Tank thermistor
R4T
Inlet water thermistor
R3T
Refrigerant liquid side thermistor
R2T
Outlet water backup heater thermistor
R1T
Outlet water heat exchanger thermistor
THERMISTOR
DESCRIPTION
14 Technical data
REFRIGERANT SIDE
REFR. OUT
REFR. IN
Plate heat
exchanger
EVAPORATOR
CONDENSOR
REFR. IN
R4T
R3T
REFR. OUT
3D077572
Installer reference guide
71
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