Setting The Indoor Unit Number; Confirming The Refrigerant Address And Indoor Unit Number; Selecting The Mode Number; Selecting The Setting Of Designated Mode - Mitsubishi Electric PUHZ-RP3VHA Technical & Service Manual

4 4 Setting the indoor unit number

Press D(CLOCK ON OFF) and [--] will start to flash in the unit
number display (4) .
4
•
Set the unit number to 00 if the mode such as power failure automatic recovery, indoor temperature detecting or
LOSSNAY connectivity is desired to be selected.
•
Select the unit number from 01 to 04 if the function setting is desired to be done for each of them individually.
•
Set the unit number to AL if the function setting is desired to be done for all of units simultaneously.

5 5 Confirming the refrigerant address and indoor unit number

Press E MODE button to confirm the refrigerant address and
unit number.
After a while, [--] will flash in the mode number display (I).
1
WIf [88] appears in the room temperature display section, the
selected refrigerant address does not exist in the system.
Also, if [F] appears in the unit number display section, the
selected unit number does not exist. Enter the correct refrig-
erant address and unit number at steps 2 and 3.

6 6 Selecting the mode number

Press F
(TEMP) buttons to set the desired mode number. (Impossible to set the mode number which is not
selectable.)
1

7 7 Selecting the setting of designated mode

Press G button, and the setting number will start to flash.
Check the current status of the setting by doing this.
FUNCTION
FUNCTION
FUNCTION
FUNCTION
2
63
Press C
(TIMER SET) button to select the unit
number from 00, 01, 02, 03, 04, and AL.
Designated indoor unit starts fan draft operation by pressingE
MODE button. Check which indoor unit is designated for func-
tion setting by doing this. In addition, all the units of the
selected refrigerant address start fan draft operation if the unit
number is set to 00 or AL.
Example) When the refrigerant address is set to 00 and the
unit number is 02;
3
00 refrigerant address
(a)
(b) (c) (d)
(f)
(g)
(h)
WIf any undesignated indoor units start fan draft operation
under multiple refrigerant grouping system, refrigerant
addresses may be overlapped. Reassign refrigerant address-
es at the DIP switch of the outdoor unit.
Press F
(TEMP) button to select the setting num-
ber.
2
FUNCTION
(a) Outdoor unit
(b) Indoor unit
(c) Unit number 01
(d) Unit number 02
(e) Unit number 03
(f) Fan draft
(g) Designation
(h) Remote controller
(e)
FUNCTION