Riello 20191845, Manual

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125
ENGLISH
ON/OFF. For example, when 3-way valve is selected and ON/OFF is
pressed, if the 3-way valve is open/close, then the operation of 3-way
valve is normal, and so are other components.
b
CAUTION
Before the point check, make sure the tank and the water system is fil -
led with water, and air is expelled, or it may cause the pump or backup
heater burn out.
If you select AIR PURGE and OK is pressed, the following page will
be displayed :
11 TEST RUN
Test run is on.
Air purge is on.
OK CONFIRM
When in air purge mode, SV1 will open, SV2 will close. 60s later the
pump in the unit (PUMP I) will operate for 10min during which the flow
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.
OK CONFIRM
circulation pump running is turned on, all running components will stop.
60 seconds later, the SV1 will open, the SV2 will close, 60 seconds
later PUMP I will operate. 30s later, if the flow switch checked normal
flow, 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 will operate, 2 mins later, the flow switch will check the
water flow. If the flow switch closes for 15s, 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.
OK 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.
OK 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
IBH will turn off, the heat pump will operate until the water temperature
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 flow temper. is 45°C
Water tank temper. is 30°C
OK 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
after the compressor runs for 10min. The TBH will turn off 3 minutes
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 OK are invalid. If you want to turn
off the test run, please press OK. For example ,when the unit is in air
purge mode after you press OK, the following page will be displayed:
11 TEST RUN
Do you want to turn off the test run
(AIR PURGE)function?
OK CONFIRM
NO YES
Press
▼
▼ to scroll cursor to yes and press ok. The test run will turn off.
10.5.12 SPECIAL FUNCTION
When it is in special function modes,the wired controller can not ope-
rate, the page do not return to the homepage, and the screen showed
the page that specical function runs, the wired controller do not locked.
NOTE
During special function operating other functions (WEEKLY SCHEDU -
LE/TIMER , HOLIDAY AWAY, HOLIDAY HOME) can’t be used.
Go to MENU> FOR SERVICEMAN> 12.SPECIAL FUNCTION.
Before floor heating, if a large amount of water remains on the floor,
the floor may be warped or even rupture during floor heating operation,
in order to protect the floor, floor drying is necessary, during which the
temperature of the floor should be increased gradually.