Toshiba MMY-MAP0804FT7(Z), Руководство по обслуживанию, Страница: 193 / 333

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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
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)
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
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