Midea MHC-V10W/D2N1, Инструкция по установке и эксплуатации

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How to enter TEST RUN
To enter test run, go to MENU> FOR SERVICEMAN> TEST RUN.
Press OK. The following page is displayed:
Use ▼ ▲ to scroll to the components you want to check and press
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.
If you select AIR PURGE and OK is pressed, the page will displayed as
follows:
When in air purge mode, the 3-way valve will open, the 2-way valve
will close. 60s later the pump in the unit (PUMPI) will operate for 10min
during which the flow switch will not work. After the pump stops, the
3-way valve will close and the 2-way valve will open. 60s later both the
PUMPI and PUMPO will operate until the next command is received.
When CIRCULATION PUMP RUNNING is selected, the page will
displayed as follows:
When circulation pump running is turned on, all running components
will stop. 60 minutes later, the 3-way valve will open, the 2-way valve
will close, 60 seconds later PUMPI will operate. 30s later, if the flow
switch checked normal flow, PUMPI will operate for 3min, after the
pump stops, the 3-way valve will close and the 2-way valve will open.
60s later the both PUMPI and PUMPO will operate, 2 mins later, the
flow switch will check the water flow. If the flow switch closes for 15s,
PUMPI and PUMPO will operate until the next command is received.
When the COOL MODE RUNNING is selected, the page will
displayed as follows:
When the HEAT MODE RUNNING is selected, the page will
displayed as follows:
During HEAT MODE test running, the default target outlet water
temperature is 35°C. The first backup heater will turn on after the
compressor runs for 10 min, 60s later the second backup heater
will turn on. After the two backup heater runs for 3 min, both backup
heaters will turn off, the heat pump will operate until the water
temperature increase to a certain value or the next command is received.
During COOL MODE test running, the default target outlet water
temperature is 7°C. The unit will operate until the water temperature
drops to a certain value or the next command is received.
When the DHW MODE RUNNING is selected, the page will
displayed as follows:
During DHW MODE test running, the default target temperature of
the domestic water is 55°C. The booster heater will turn on after the
compressor runs for 10min. The booster heater will turn off 3 min later,
the heat pump will operate until the water temperature increase to a
certain value or the next command is received.
About TEST RUN
TEST RUN
TEST RUN is used to check correct operation of the valves, air
purge, circulation pump operation, cooling, heating and domestic
water heating.
If YES is selected, the following page is displayed:
11 TEST RUN
Test run is on.
Circulation pump is on.
11 TEST RUN
Test run is on.
Cool mode is on.
Leaving water temperature is
15
11 TEST RUN
Test run is on.
Heat mode is on.
Leaving water temperature is
15
11 TEST RUN
11 TEST RUN
Test run is on.
Air purge is on.
11 TEST RUN
Activate the settings and
activate “TEST RUN”?
NO YES
46
Use ▼ ▲ to scroll to the mode you want to run and press OK. The
unit will run as selected.
If POINT CHECK is selected, the following page will appear:
2-WAY VALVE
PUMP I
PUMP O
PUMP C
PUMPSOLAR