[2] P.C. Board for indoor unit servicing replacement procedures (e.g. MCC-1643)
Connector (CN504)
for drain pump
Attach reactor's plug
to connector CN01
If the plug for short-circuit is attached on the P.C. board
before replacement, attach it on the P.C. board replaced.
CN34
(Red)
CN01
(BLU)
CN504
(White)
J01
J08
J09
SW501
Step1
Replace the P.C. board to the P.C. board for indoor unit servicing.
At this time, perform the same setting of the jumper wire (J01, J08, J09) setting (cut), switch
SW501, (short-circuit) connector CN34 as the setting of the P.C. board before replacement.
Step2
It is necessary to set indoor unit to be exchanged: Remote controller = 1 : 1
Based upon the system configuration, turn on power of the indoor unit with one of the following items.
1) Single (Individual) operation. Turn on power of the indoor units and proceed to [3].
2) Group operation
A) In case that power of the exchanged indoor unit only can be turned on
Turn on power of the exchanger indoor unit only and proceed to [3].
B) In case that power of the indoor units cannot be turned on individually (Case 1)
a) Remove temporarily the group wire connected to the terminal blocks A and B of the indoor
unit.
b) After connecting the remote controller wire only to the removed terminal block, turn on
power of the indoor units and proceed to [3].
* When the above methods cannot be used, follow to the two cases below.
C) In case that power of the indoor units cannot be turned in individually (Case 2)
a) Remove all CN41 connectors of the indoor units in the same group except those of the
exchanged indoor unit.
b) Turn on power of the indoor units and proceed to [3].
* After [3] operation has finished, be sure to return the temporarily removed group wire or
CN41 connector to the original connection.
Indoor unit
P.C. board
Service P.C. board of
the unit to be changed
Remote
controller
Group wire
(Case 1)
Remove the group wire
of the terminal blocks
A and B of the changed
indoor unit and then install
the remote controller only.
Remove CN41 connectors of the
indoor units other than the units
to be changed in the same group.
A B
Indoor unit
Indoor unit
A B
Remote
controller
A B
Indoor unit
P.C. board
Service P.C. board of
the unit to be changed
Group wire
(Case 2)
CN41
A B
A B
- 164 -
Содержание MMC-UP0151HP-E
Страница 41: ...2 2 Ceiling type MMC UP0151HP E TR MMC UP0181HP E TR 41 ...
Страница 42: ...MMC UP0241HP E TR MMC UP0271HP E TR 6 4 12 7 42 ...
Страница 43: ...MMC UP0361HP E TR MMC UP0481HP E TR MMC UP0561HP E TR 43 ...
Страница 58: ...3 WIRING DIAGRAMS 3 1 4 way cassette type MMU UP HP E TR 58 ...
Страница 59: ...3 2 Ceiling type MMC UP HP E TR 59 ...
Страница 60: ...3 3 Concealed Duct Standard type MMD UP BHP E TR 60 ...
Страница 61: ...3 4 Concealed Duct High Static Pressure type MMD UP HP E TR 61 ...
Страница 62: ...Concealed Duct High Static Pressure type MMD UP HP E TR 62 ...
Страница 63: ...3 5 Concealed Duct High Static Pressure fresh air intake type MMD UP HFP E TR 63 ...
Страница 65: ...3 7 High wall type MMK UP HP E TR 65 ...
Страница 247: ...MMU UP0241HP E TR MMU UP0271HP E TR MMU UP0301HP E TR 211 233 252 253 251 254 255 213 216 263 247 ...
Страница 249: ...MMU UP0361HP E TR MMU UP0481HP E TR MMU UP0561HP E TR 268 267 213 214 249 ...
Страница 252: ...12 2 Ceiling type MMC UP0151HP E TR MMC UP0181HP E TR 025 024 252 ...
Страница 254: ...MMC UP0241HP E TR MMC UP0271HP E TR 029 028 254 ...
Страница 256: ...MMC UP0361HP E TR MMC UP0481HP E TR MMC UP0561HP E TR 051 028 027 256 ...
Страница 261: ...MMD UP0151BHP E TR MMD UP0181BHP E TR 240 239 238 233 235 261 ...
Страница 263: ...MMD UP0241BHP E TR MMD UP0271BHP E TR MMD UP0301BHP E TR 240 239 238 233 235 263 ...
Страница 265: ...MMD UP0361BHP E TR MMD UP0481BHP E TR MMD UP0561BHP E TR 240 239 238 233 235 265 ...
Страница 289: ...MMK UP0031HPL E TR MMK UP0051HPL E TR MMK UP0071HPL E TR MMK UP0091HPL E TR MMK UP0121HPL E TR 289 ...
Страница 295: ...144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND ...