Mitsubishi Electric EHWT17D-MHEDW, Руководство по установке

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System Set Up
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<[Password protection]>
Password protection is available to prevent unauthorised ac-
cess to the service menu by untrained persons.
Resetting the password
If you forget the password you entered, or have to service a unit
somebody else installed, you can reset the password to the fac-
tory default of 0000 .
1. From the main settings menu scroll down the functions until
Service Menu is highlighted.
2. Press CONFIRM.
3. You will be prompted to enter a password.
4. Hold down buttons F3 and F4 together for 3 seconds
5. You will be asked if you wish to continue and reset the pass-
word to default setting.
6. To reset press button F3.
7. The password is now reset to 0000 .
<[Manual reset]>
Should you wish to restore the factory settings at any time you
should use the manual reset function. Please note this will reset
ALL functions to the factory default settings.
<[Energy monitor settings]>
In this menu, all parameters required to record the consumed electrical energy and the delivered heat energy which is displayed on the
main remote controller can be set. The parameters are an electric heater capacity, supply power of water pump and heat meter pulse.
Follow the procedure described in General Operation for the set up operation.
For Pump 1, *** can be also set besides this setting.
In the case *** is selected, the system acknowledges "factory fitted pump" is selected.
Refer to the section [Energy Monitor] in "3. Technical Information"
<[External input settings]>
Demand control (IN4)
Outdoor thermostat (IN5)
The selection of “OFF”, whilst a signal is being sent to IN4, forcefully stops all the heat source operations and the selection of
“Boiler” stops operations of heat pump and electric heater and performs boiler operation.
The selection of “Heater”, whilst a signal is being sent to IN5, performs electric-heater-only operation and the selection of “Boiler”
performs boiler operation.
Functions Symbol Description Option/
Range
Unit Default
Floor dry up function a
Set the function to ON and power on the system using the main
remote controller, and the dry up heating operation will start.
On/Off — Off
Flow temp.
(increase)
Flow temp. increase step b Sets the increase step of the target flow temperature. +1 to +10 ºC +5
Increase interval c Sets the period for which the same target flow temperature is maintained. 1 to 7 day 2
Flow temp.
(decrease)
Flow temp. decrease step d Sets the decrease step of the target flow temperature. −1 to −10 ºC −5
Decrease interval e Sets the period for which the same target flow temperature is maintained. 1 to 7 day 2
Target
temperature
Start & Finish f Sets the target flow temperature at the start and the finish of the operation. 20 to 60 ºC 30
Max. target temp. g Sets the maximum target flow temperature. 20 to 60 ºC 45
Max. temp. period h Sets the period for which the maximum target flow temperature is maintained. 1 to 20 day 5
[Floor dry up function]
The Floor dry up function automatically changes the target hot
water temperature in stages to gradually dry concrete when this
particular type of underfloor heating system is installed.
Upon completion of the operation the system stops all the op-
erations except the Freeze stat. operation.
For Floor dry up function, the target flow temp. of Zone1 is the
same as that of Zone2.
45
40
35
30
0 1 2 3 4 5 6 7 8 9 101112131415161718
(°C )
(b)
(d)
(h)
(c)
(f)
(e)
(g)
Days
Target flow temp.
Disconnect wiring to external inputs of room thermostat, demand control, and outdoor thermostat, or the target flow temperature
may not be maintained.
Password input screen
Password verify screen
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