5-27
5
2
Remove the short
2-1
Are the CHK pin, TEST pin and DISP pin on the indoor unit control
PC board short-circuited?
Is the indoor unit powered off?
1-1
1-2
3-4
Is the remote control group’s wiring opened?
2-1
Is the wiring of the remote control group wired according to the
wiring diagram?
2-3
Run the auto address setting again.
2-4
Run the auto address setting again after correcting the wiring of the remote control group.
2-5
Power on
1-2
Correct the wiring
2-2
2-4
2-5
Yes
Yes
Yes
Yes
No
No
No
2-3
3-1
Yes
No
No
Check the group settings (Item Code 14) from the remote control’s
detailed settings mode. Is the main remote controller (1) set to more
than one remote controller or to separate (0)?
2-2
Substitute
Sub
Remote
Controller
3
1 Indoor Unit
E18 Faulty Communication in Group Control Wiring
Error Detection Method
Error Diagnosis
When the main remote controller cannot communicate with a sub remote controller in the remote control group.
It is judged an error if a sub remote controller in a remote control group fails to communicate with the main remote controller
for a period of three minutes.
An indoor unit within the control group does not have its power on.
The CHK pin and TEXT pin on the indoor unit in the control group are shorted.
Remote control group wiring is opened.
More than one indoor unit in the control group is set to Main.
An indoor unit in the control group is set to Separate.
•
•
•
•
•
The DISP pin of an indoor unit sub remote controller in the control group is shorted.
•
1.
2.
Replace wireless remote control parts including wiring.
Replace the indoor unit control PC board.
3-3
Is the wireless remote controller connected to on the indoor unit’s
control PC board?
3-1
Disconnect the connector mentioned above on the control PC board
of the indoor unit control PC board, and see whether the E18 goes off
after several minutes. (When doing so, if two remote controllers are
being used and the wireless remote controller is the main remote
controller, set the other remote controller as the main.)
3-2
Yes 3-2
3-4
No
3-3
3-4
Yes
No
Indoor
unit
control
PCB
For information on the remote control’s detailed settings, refer to the Reference Materials.
•
For information on the procedures for replacing the Indoor unit control PCB, refer to the manual that is packaged with the
indoor unit service board.
•
TEST pin
RC
OPTION
CHK pin
EEPROM
A746803 : Duct Type
A746802 : 4-way Cassette Type
A747711 : Ceiling Type (T2 type)
EEPROM
TEST pin
RC
OPTION
CHK pin
EEPROM
TEST pin
CHK pin
OPTION
RC
名称未設定-1 7
2013/08/06 21:42:53
SM830211-07̲PAC-i.indb 27
SM830211-07̲PAC-i.indb 27
2013/09/07 10:42:07
2013/09/07 10:42:07
Summary of Contents for U-100PEY1E5
Page 536: ... MEMO 1 526 ...
Page 540: ... MEMO 2 4 ...
Page 549: ...3 9 3 3 1 Indoor Units Ducted Type S 36PN1E5 S 45PN1E5 S 50PN1E5 Electric Wiring Diagram ...
Page 551: ...3 11 3 3 2 Outdoor Units Single phase U 50PE1E5 ...
Page 552: ...3 12 3 3 2 Outdoor Units Single phase U 50PE1E5 ...
Page 553: ...3 13 3 3 2 Outdoor Units Single phase U 60PE1E5 U 71PE1E5 䡵 ...
Page 554: ...3 14 3 3 2 Outdoor Units Single phase U 100PE1E5 U 125PE1E5 U 140PE1E5 䡵 ...
Page 555: ...3 15 3 3 2 Outdoor Units Single phase U 60PEY1E5 U 71PEY1E5 ...
Page 556: ...3 16 3 3 2 Outdoor Units Single phase U 60PEY1E5 U 71PEY1E5 ...
Page 558: ...3 18 3 3 2 Outdoor Units 3 phase U 71PE1E8 ...
Page 559: ...3 19 3 3 2 Outdoor Units 3 phase U 100PEY1E8 U 125PEY1E8 ...
Page 560: ...3 20 3 3 2 Outdoor Units 3 phase U 100PE1E8 U 125PE1E8 U 140PE1E8 U 140PEY1E8 ...
Page 594: ...4 34 4 HIC PCB A746895 U 60PE1E5 U 71PE1E5 CN VDC U P V W N CN VDC 4WAY Valve CN 20S ...
Page 595: ...4 35 4 HIC PCB continued A746846 U 100PE1E5 CN VDC U V W CN VDC 4WAY Valve CN 20S P NU ...
Page 597: ...4 37 4 HIC PCB A746846 U 100PEY1E5 CN VDC U V W CN VDC 4WAY Valve CN 20S P NU ...
Page 598: ...4 38 4 HIC PCB continued A746847 U 125PEY1E5 CN VDC U V W CN VDC 4WAY Valve CN 20S P NU ...
Page 602: ...4 42 4 HIC PCB A747248 U 100PEY1E8 U 125PEY1E8 CN VDC U V W CN VDC 4WAY Valve CN 20S P NU ...
Page 738: ... MEMO 8 34 ...
Page 739: ...201309 ...