Mitsubishi Electric EHPT20Q-VM2EA Service Manual page 23

2. Settings using the main remote controller
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.
<Running information>
This function shows current temperature and other data of main component parts
of the indoor unit.
1. From the Service menu highlight Running information.
2. Press CONFIRM.
3. Press F3 and F4 buttons to set the Ref. address. *1
4. Use the function buttons to enter index code for the component to be viewed.
(See the Table 9-4-1 for component index codes.)
5. Press CONFIRM.
*1 For multiple outdoor units control system only.
<Thermistor reading>
This function shows the current readings of thermistors located on the water circuit
Thermistor Description
TH1A Zone 1 room temperature
TH1B Zone 2 room temperature
THW1 Flow water temp. thermistor
THW2 Return water temp. thermistor
THW3 Flow water temp. thermistor 2 (to tank)
THW4 DHW supply temp. thermistor
THW5A Stored water temp. thermistor (upper)
THW5B Stored water temp. thermistor (lower)
TH7 Ambient (outdoor) temperature
GCH15010
Thermistor Description
THW6 Zone 1 flow water temperature
THW7 Zone 1 return water temperature
THW8 Zone 2 flow water temperature
THW9 Zone 2 return water temperature
THWB1 Boiler flow water temperature
THWB2 Boiler return water temperature
23
Energy monitor settings menu screen