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3-24
Service Manual
TROUBLESHOOTING
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(1) Check 1 and Check 2
Check Menu Item
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Check 1
Sensor condition of air conditioner will be monitored and indicated.
Check 2
Sensor data of air conditioner prior to alarm occurrence will be indicated.
Alarm History Display
Previous alarm record (date, time, alarm code) will be indicated.
Model Display
Model name and manufacturing number will be indicated.
I.U./O.U. PCB Check
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Self Checking
Checking of wired controller will be carried out.
Check Menu
Function 5
Model Display
Alarm History Display
Check 2
01
/
02
Check 1
Entr
Sel.
OK
Rtrn
Back
O
Setting Method
OK
Menu
Back/Help ECO
On/Off
A/C
MODE
SPEED
TEMP
COOL
LOUV.
Adj.
Meeting Room
LOUV.
FLTR
Motion Sensor ON
Avoid
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simultaneously for three seconds during
the normal mode.
< Normal Mode Display >
< Check Menu Display >
(1) Press
and
hold
³0HQX´DQG³(&2´
simultaneously
for three seconds during the normal mode.
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Check Menu
Function 5
Model Display
Alarm History Display
Check 2
01
/
02
Check 1
Entr
Sel.
OK
Rtrn
Back
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(3) Select the Set Indoor Unit by pressing
“
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displayed when there is only one indoor unit
connected with the wired controller. In this case,
(4) below will be displayed.
Check 1
01-01
02-01
03-01
04-01
04-02
04-03
04-04
03-02
03-03
03-04
01-02
02-02
02-03
02-04
01-03
01-04
Sel.
OK
Entr
Rtrn
Back
(4) Press “ “ or “ “ to change the screen.
Check 1:01-03
01
/
07
Next Page
b5 25
b4 20
b3 55
b2 20
Item Value
b1 22
Rtrn
Back
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Summary of Contents for YVAHP072B31S
Page 2: ......
Page 10: ...viii Service Manual ...
Page 16: ......
Page 17: ...Service Manual 1 1 INSTALLATION 1 Installation ...
Page 577: ...Service Manual 1 561 INSTALLATION 9 Touch Back to return to the Service Menu screen 9 ...
Page 920: ......
Page 921: ...Service Manual 2 1 OPERATION 2 Operation ...
Page 1315: ...Service Manual 3 1 TROUBLESHOOTING 3 Troubleshooting ...
Page 1461: ...Service Manual 4 1 MAINTENANCE 4 Maintenance ...
Page 1728: ......
Page 1729: ...Service Manual 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions ...
Page 1738: ...6 10 Service Manual FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A ft 3 l b ...
Page 1739: ...SERVICE PARTS LIST Service Manual 7 1 7 Service Parts List ...
Page 1795: ......
Page 1796: ... 2015 Johnson Controls Inc SM 15001 ...