– 157 –
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
[E0
9]
No
No
No
No
No
No
[E15]
No
[E10]
[E12]
Sub-code: 01: Communication between indoor and outdoor 02: Communication between outdoor units
No
Cause
Check code
Check code
Check code
Check code name
Check code
Check code name
Check code name
Check code name
Cause
Cause
Cause
Duplicated header remote
controller
No corresponding indoor unit
during automatic address
Setup of header remote controller is
duplicated.
Communication error between
indoor MCUs.
Automatic address start error
Indoor P.C. board error.
Are two remote
controllers set up as two
header remote
controllers?
Is communication
line between indoor
and outdoor
normal?
Is connection of
CN40 connector on
indoor P.C. board
correct?
Is
connection of CN01
connector on I/F P.C. board
of header outdoor unit
correct?
Is there any connection
error of power wire?
Did a power failure
occur?
Is there no noise source?
Set up address again after
resetting power supply.
Is there any trouble on
power line?
Are U1, U2, U3, and
U4 connectors
connected?
Set up one controller as the header and
the other follower.
(Remote controller address connector)
Correct communication line.
Correct connection of
connector.
Correct connection of
connector.
Correct power wire.
Set up address again after
resetting power supply.
Eliminate noise.
Check remote controller P.C. board.
Failure
→
Replace
Check power voltage. Improve the
line condition. Eliminate noise, etc.
Check indoor control P.C. board.
Failure
→
Replace
Disconnect connector connection
of U1, U2, U3, and U4.
Turn on power of outdoor unit
again.
1. Starting automatic addressing of indoor units
during automatic addressing in another
refrigerant line. (Sub-code: 01)
2. Starting automatic addressing of outdoor units
during automatic addressing of indoor units
(Sub-code: 02)
1. Communication line connection error between
indoor and outdoor
2. Indoor power system error
3. Noise from surrounding devices
4. Power failure
5. Indoor P.C. board error
Set up address again.
(Refer to "8-4-3. Address Setup
Procedure ".)
Summary of Contents for MMY-MAP0724FT6UL
Page 35: ...35 3 5 Parts Layout in Outdoor Unit 072 type Model MMY MAP0724FT...
Page 36: ...36 096 120 type Model MMY MAP0964FT MAP1204FT...
Page 37: ...37 3 6 Parts Layout in Inverter Assembly 208 230V model MMY MAP0724FT9UL...
Page 38: ...38 208 230V model MMY MAP0964FT9UL MMY MAP1204FT9UL...
Page 39: ...39 460V model MMY MAP0724FT6UL...
Page 40: ...40 460V model MMY MAP0964FT6UL MMY MAP1204FT6UL...
Page 41: ...41 3 7 Outdoor Inverter print circuit board 3 7 1 Interface P C board MCC 1606...
Page 42: ...42 3 7 2 Inverter P C board for compressor MCC 1595 A3 IPDU For 208 230V model MMY MAP 4FT9UL...
Page 43: ...43 3 7 3 Inverter P C board for compressor MCC 1596 A3 IPDU For 460V model MMY MAP 4FT6UL...
Page 44: ...44 3 7 4 Inverter P C board for fan motor MCC 1610 FAN IPDU...
Page 45: ...45 3 7 5 Noise Filter P C board MCC 1608 A B For 208 230V model MMY MAP 4FT9UL...
Page 46: ...46 3 7 6 Noise Filter P C board MCC 1625 A B C For 460V model MMY MAP 4FT6UL...
Page 195: ...195...
Page 197: ...197...
Page 257: ...257 15 EXPLODED DIAGRAM PARTS LIST Outdoor unit 15 1 MMY MAP0724FT9UL...
Page 258: ...258 15 1 MMY MAP0724FT9UL...
Page 262: ...262 15 1 Inverter Assembly MMY MAP0724FT9UL...
Page 264: ...264 15 2 MMY MAP0964FT9UL MMY MAP1204FT9UL...
Page 265: ...265 15 2 MMY MAP0964FT9UL MMY MAP1204FT9UL...
Page 269: ...269 15 2 Inverter Assembly MMY MAP0964FT9UL MMY MAP1204FT9UL...
Page 271: ...271 15 3 MMY MAP0724FT6UL...
Page 272: ...272 15 3 MMY MAP0724FT6UL...
Page 276: ...276 15 3 Inverter Assembly MMY MAP0724FT6UL...
Page 278: ...278 15 4 MMY MAP0964FT6UL MMY MAP1204FT6UL...
Page 279: ...279 15 4 MMY MAP0964FT6UL MMY MAP1204FT6UL...
Page 283: ...283 15 4 Inverter Assembly MMY MAP0964FT6UL MMY MAP1204FT6UL...