Gree Versati III Series Owner's Manual page 32

Air-to-water Heat Pump Split Versati
Step 1. Other thermal installation
Other thermal should be installed with monobloc unit parallel.Moreover,an accessory called optional water
temperature sensor(5 meter length) shall be installed at the same time.
Optional
T-water out
T-liquid pipe E-heater
PE
T-water in
Water
T-gas pipe PE
pump
Step 2. Electric wiring work
Other thermal L and N connect to XT2~3,4.
Step 3. Wired controller setting
Other thermal should be selected "with" if necessarily from COMMISION → FUNCTION,then set switch on
(outdoor)temperature and control logic(1/2/3).
Indoor Unit
Safety
vavle
T-optional 3-way
water sensor
valve
Heating
DHW
Flow Expansion
switch vessel
Other
thermal
3-Way
Valve 2
XT2
4 5
Other
Thermal
28
SPLIT TYPE
2-Way
Valve 1
Mixing
Floor
Valve
Temp.
Water Pump
Tank Temp. of
Heatpump
system
Water Tank EH
Water Tank