– 152 –
Check code
Location
of
detection
System status
Description
Error detection
condition(s)
Check items (locations)
Outdoor 7-segment display
Main
remote
controller
Check
code
Sub-code
P26
P26
IPDU
01: Compressor
1 side
02: Compressor
2 side
03: Compressor
3 side
All stop
Overcurrent is momentarily
detected during startup of
compressor.
• Check connector connection
and wiring on A3-IPDU P.C.
board.
• Check for defect in
compressor (layer shortcircuit).
• Check for defect in outdoor
P.C. board (A3-IPDU).
G-TR short-circuit
protection error
P29
P29
IPDU
01: Compressor
1 side
02: Compressor
2 side
03: Compressor
3 side
All stop
Position detection is not going
on normally.
• Check wiring and connector
connection.
• Check for compressor layer
short-circuit.
• Check for defect in A3-IPDU
P.C. board.
Compressor
position detection
circuit error
—
—
P31
Indoor unit
Stop of
corresponding
unit
There is error in other indoor
unit in group, resulting in
detection of E07/L07/L03/L08.
• Check indoor P.C. board.
Other indoor error
(group follower
unit error)
Errors Detected by TCC-LINK Central Control Device
Check code
Location
of
detection
System status
Description
Error detection
condition(s)
Check items (locations)
Outdoor 7-segment display
Main
remote
controller
Check
code
Sub-code
—
C05
TCC-LINK
Continued
operation
Central control device is unable
to transmit signal.
• Check for defect in central
control device.
• Check for defect in central
control communication line.
• Check termination resistance
setting.
TCC-LINK central
control device
transmission error
—
C12
General-
purpose
device I/F
Continued
operation
Error signal is input to control
interface for general-purpose
devices.
• Check error input.
Blanket alarm
for general-
purpose device
control interface
P30
TCC-LINK
Differs according to nature
of alarm-causing error
Continued
operation
Error occurs in follower unit
under group control.
([P30] is displayed on central
control remote controller.)
• Check check code of unit
that has generated alarm.
Group control
follower unit error
(L20 displayed.)
Continued
operation
There is duplication in central
control addresses.
• Check address settings.
Duplicated
central control
address
—
C06
Continued
operation
Central control device is unable
to receive signal.
• Check for defect in central
control device.
• Check for defect in central
control communication line.
• Check termination resistance
setting.
• Check power supply for
devices at other end of central
control communication line.
• Check defect in P.C. boards
of devices at other end of
central control communication
line.
TCC-LINK
central control
device reception
error
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...