GMV5 Home DC Inverter Multi VRF Units
201
installation of
hydro box
Check if hydro box is installed in the
location with ambient temperature
of over 4C
It should be
installed in the
location with
ambient
temperature of over
4C.
Check if the hydro box is installed in
rainproof position
Check if installation of water tank is
firm.
Check if model of hydro box and
water tank is correctly matched.
Refer to
requirement of
model selection
Check if quantity of hydro box is in
conformity with the requirement?
Refer to
requirement of
model selection
Check if connecting quantity of
water tank is in conformity with the
requirement?
Refer to
requirement of
model selection
Check if S2 dial switch in mainboard
of hydro box is in conformity with
actual situation of connecting
equipment?
Refer to dial switch
instruction of hydro
box.
After the hydro box is connected to
floor heating , calculate if there is
water power loss? If there has
installed engineering water pump?
Refer to actual
situation and
instruction manual,
generally if delivery
lift is over 6m, it
should install a floor
heating engineering
water pump.
When the hydro box is connected to
water tank or floor heating, whether
C valve and D valve have been
installed in water system? Whether
the C valve and D valve is
straight-through type with small
resistance?
There should install
C valve and D valve
with
straight-through
type with small
resistance.
Check if C valve, D valve and floor
heating performer are normally
closed?
Check if water cycle has been
conducted heat insulation
protection?
Refer to installation
manual.
Whether there is reducing valve