Riello NXHM - Page 44

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ENGLISH
If YES is selected, the following pages will be displayed.
ENTER
11 TEST RUN
11.1 POINT CHECK
11.2 AIR PURGE
11.3 CIRCULATED PUMP RUNNING
11.4 COOL MODE RUNNING
11.5 HEAT MODE RUNNING
ENTER
11 TEST RUN
11.6 DHW MODE RUNNING
If POINT CHECK is selected, the following pages will be displayed:
11 TEST RUN
OFF
OFF
OFF
OFF
OFF
3WAY-VALVE 1
3WAY-VALVE 2
PUMP_I
PUMP_O
PUMP_C
1/2
11 TEST RUN
OFF
OFF
OFF
OFF
OFF
PUMPSOLAR
PUMPDHW
INNER BACKUP HEATER
TANK HEATER
3-WAY VALVE 3
2/2
ON/OFF
ON/OFF
3UHVVźŸWRVFUROOWRWKHFRPSRQHQWs you want to check and press ''
'' . For example, when 3-way valve is selected and '' '' is pressed,
LIWKHZD\YDOYHLVRSHQFORVHWKHQWKHRSHUDWLRQRIZD\YDOYHLV
normal, and so are other component.
b
CAUTION
%HIRUHWKHSRLQWFKHFNPDNHVXUHWKHWDQNDQGWKHZDWHUV\VWHPLV¿O-
led with water, and air is expelled, or it may cause the pump or backup
heater burn out. If you select AIR PURGE and
" " is pressed is
pressed, the following page will be displayed:
11 TEST RUN
Test run is on.
Air purge is on.
CONFIRM
When in air purge mode, SV1 will open, SV2 will close. 60s later the
pump in the unit (PUMP_IZLOORSHUDWHIRUPLQGXULQJZKLFKWKHÀRZ
switch will not work. After the pump stops, the SV1 will close and the
SV2 will open. 60s later both the PUMP_I and PUMP_O will operate
until the next command is received.
When CIRCULATION PUMP RUNNING is selected, the following
page will be displayed:
11 TEST RUN
Test run is on.
Circulated pump is on.
CONFIRM
Circulation pump running is turned on, all running components will
stop. 60 seconds later, the SV1 will open, the SV2 will close, 60 se-
conds later PUMP_IZLOORSHUDWHVODWHULIWKHÀRZVZLWFKFKHFNHG
QRUPDOÀRZ PUMP_I will operate for 3min, after the pump stops 60
seconds, the SV1 will close and the SV2 will open. 60s later the both
PUMP_I and PUMP_OZLOORSHUDWHPLQVODWHUWKHÀRZVZLWFKZLOO
FKHFNWKH ZDWHUÀRZ,I WKHÀRZ VZLWFKFORVHV IRUV PUMP_I and
PUMP_O will operate until the next command is received.
When the COOL MODE RUNNING is selected, the following page will
be displayed:
11 TEST RUN
Test run is on.
Cool mode is on.
Leaving water temperature is
15°C.
CONFIRM
During cool MODE test running, the default target outlet water tempe-
rature is 7°C. The unit will operate until the water temperature drops to
a certain valve or the next command is received.
When the HEAT MODE RUNNING is selected, the following page will
be displayed:
11 TEST RUN
Test run is on.
Heat mode is on.
Leaving water temperature is
15°C.
CONFIRM
During HEAT MODE test running, the default target outlet water tem-
perature is 35°C. The IBH (internal backup heater) will turn on after
the compressor runs for 10 min. After the IBH runs for 3 minutes, the
,%+ZLOOWXUQRႇWKHKHDWSXPSZLOORSHUDWHXQWLOWKHZDWHUWHPSHUDWXUH
increase to a certain valve or the next command is received.
When the DHW MODE RUNNING is selected, the following page will
be displayed:
11 TEST RUN
Test run is on.
DHW mode is on.
Water ow temper. is 45°C
Water tank temper. is 30°C
CONFIRM
During DHW MODE test running, the default target tempera- ture of
the domestic water is 55°C. The TBH(tank boost heater) will turn on
DIWHUWKHFRPSUHVVRUUXQVIRUPLQ7KH7%+ZLOOWXUQRႇPLQXWHV
later, the heat pump will operate until the water temperature increase
to a certain valve or the next command is received.
During test run, all buttons except
" " are invalid. If you want to
WXUQRႇWKHWHVWUXQSOHDVHSUHVV
" " . For example ,when the unit
is in air purge mode after you press
" " , the following page will be
displayed:
11 TEST RUN
Do you want to turn o the test run
(AIR PURGE) function?
NO YES
CONFIRM
P ress ŻŹ to scroll cursor to yes and press " " . The test run will turn
Rႇ