Haier HP200M3 Manuel D'installation Et D'utilisation page 22

Installation introduction
Wire connection and sensor installation (HP250M3C)
sensor pocket
(not supplied)
T-piece
(not supplied)
Solar or boiler sensor
(From heat pump)
3/4" to 1/2" reducing bush
(not supplied)
1/2"nipple
(not supplied)
screw
Circulating entrance
solar or boiler sensor-
from
controller
sensor pocket plug
clamp
22
sensor pocket(φ6mm)
solar or boiler
(not supplied)