Mitsubishi Electric PQRY-P200YEM-A Service Handbook page 47

(3) Group registration of indoor unit
1) Registration method
• Group registration of indoor unit ........................................................................ 1
The indoor unit to be controlled by a remote controller is registered on the remote controller.
[Registration procedure]
1 With the remote controller under stopping or at the display of "HO", continuously press the
(A + B) at the same time for 2 seconds to change to the registration mode. (See the figure below.)
2 Assign the indoor unit address to "INDOOR UNIT ADDRESS NO." by operating the
adjustment) (C).
Then press the
TEST RUN
to 001.
3 After completing the registration, press the
change to the original ordinary mode (with the remote controller under stopping).
Ordinary mode
• Remote controller under stopping
˚C
INDOOR UNIT ERROR CODE
ADDRESS NO OA UNIT ADDRESS NO
Group setting mode
˚C
ERROR CODE
OA UNIT ADDRESS NO
TEMP
CLOCK
PAR-F27MEA
TIMER SET
2 Assign the
address (C)
System example
Remote controller
switch (D) to register. In the figure below, the "INDOOR UNIT ADDRESS NO." is being set
FILTER
1
ON/OFF
ON OFF FILTER
CHECK TEST
1 Change to the 3 Press the
registration registration
mode (A + B)
switch (D)
Indoor units
Group
switch (A + B) at the same time for 2 seconds to
+
• "HO" under displaying
˚C
INDOOR UNIT ERROR CODE
ADDRESS NO OA UNIT ADDRESS NO
1
• Registration complete
Indicates the type of unit
(Indoor unit in this case)
2 + 3
• Registration error
"88" flickers indicating registra-
tion error. (when the indoor unit
registered is not existing)
• Confirm the indoor unit address No.
• Confirm the connection of the transmission line.
–46–
+
FILTER
(Room temperature
˚C
ERROR CODE
OA UNIT ADDRESS NO
˚C
ERROR CODE
OA UNIT ADDRESS NO
switch