Mitsubishi Electric CRHV-P600YA-HPB Service Handbook page 80

[ VII Control ]
(1) Setting procedures
Set the dip switches on the circuit board as follows before making the settings for the items described in this section.
Step 0 Set SWS1 to OFF from the remote controller or with the local switch.
Most settings (other than item codes 11 and 13 (water temperature setting)) cannot be
Set the ON/OFF
changed unless the ON/OFF setting is set to OFF. *
switch (SWS1) to
* Settings can be changed from the optional remote controller, regardless of the ON/OFF status of the operation switch.
OFF.
Step 1
Set the dip switches
SW2 and SW3.
Step 2 Item codes 11, 13, 22, 23, 24, 25, 26, and 27 relate to water-temperature setting.
Press the push switch SWP3 to select an item code.
Select the desired
Press the push switches SWP1 and SWP2 to change the value of the selected item.
item with the push
The value will keep blinking while it is being changed.
switch SWP3.
Step 3 Settings table
Press the push
switches SWP1 (↑)
or SWP2 (↓) to
increase or
decrease the value.
*1 Only in hot water mode will the main unit three way valve output X09 turn ON.
*2 These items need not be set when only a single water temperature setting is used.
Heating ECO
Water temp.
setting C1
Heating ECO
Water temp.
setting C3
* C5 and C6 cannot be used.
HWE1312A
SW2 SW3
-10 5 6 7
OFF OFF OFF OFF
Settable item
Heating ECO mode/
2-point system or Curve
Items that can be set
Water temp. setting A
(Heating mode)
Water temp. setting B *1
(Hot water mode)
Heating ECO mode/
Water temp. setting C1 *2
Heating ECO mode/
Outside temp. setting C2 *2
Heating ECO mode/
Water temp. setting C3 *2
Heating ECO mode/
Outside temp. setting C4 *2
Heating ECO mode/
Water temp. setting C5
Heating ECO mode/
Outside temp. setting C6
These items require an outdoor temperature input. (Item code 1080 1-3)
Heating ECO (2-point system)
Water temp.
setting
Heating ECO
Outside temp.
setting C2
8 9 10
OFF ON OFF
Item Initial
code value
2-point system: 0
20 1
Curve: 1
Item Initial
Unit
code value
Increments
11 35 °C 0.1°C
13 55 °C 0.1°C
22 60 °C 0.1°C
23 0 °C 0.1°C
24 35 °C 0.1°C
25 25 °C 0.1°C
26 45 °C 0.1°C
27 15 °C 0.1°C
Heating ECO
Water temp.
setting C1
Heating ECO
Water temp.
setting C3
Outside temp.
Heating ECO
Outside temp.
setting C4
- 73 -
Setting Setting change from an
optional remote
Lower Upper
controller
limit limit
(PAR-W21MAA)
30 65 Possible
30 65 Possible
30 65 Not possible
-30 50 Not possible
30 65 Not possible
-30 50 Not possible
30 65 Not possible
-30 50 Not possible
When the values for C2 and C4
are set to the same value.
Water temp.
setting
Outside temp.
GB