Toshiba MMK-AP0157HPUL Service Manual page 103

Check code
Wired
Outdoor unit 7-segment display
remote
controller
Auxiliary code
display
#0: Element short circuit
#E: Vdc voltage trouble
#1: Position detection circuit trouble
#2: Input current sensor trouble
#3: Motor lock trouble
#C: Sensor temperature trouble
P22 P22
(No TH sensor)
#4: Motor current trouble
#D: Sensor short circuit/release
trouble (No TH sensor)
#5: Synchronization/step-out trouble
*Put in Fan Inverter No. in [#] mark.
01: Comp. 1 side
P26 P26 02: Comp. 2 side
03: Comp. 3 side
01: Comp. 1 side
P29 P29 02: Comp. 2 side
03: Comp. 3 side
P31 ─
*1 Inverter quantity information
(Super Modular Multi System i series (SMMS-i))
Comp. Inverter
Fan
No.
Inverter
1 2 3
01 Comp. 1
02 Comp. 2
03 Comp. 1 + Comp. 2
04 Comp. 3
05 Comp. 1 + Comp. 3
06 Comp. 2 + Comp. 3
07 Comp. 1 + Comp. 2 + Comp. 3
08 Fan
09 Comp. 1 + Fan
0A Comp. 2 + Fan
0B Comp. 1 + Comp. 2 + Fan
0C Comp. 3 + Fan
0D Comp. 1 + Comp. 3 + Fan
0E Comp. 2 + Comp. 3 + Fan
0F All
: Inverter trouble
• For details about check codes determined with an Interface P.C. board or an Inverter P.C. board, refer to the Installation Manual of the outdoor unit.
Trouble detected by central control device
Check code
Central
Outdoor unit 7-segment display
control
device
Auxiliary code
indication
C05 ─
C06 ─
C12 ─
Differs according to trouble contents of unit with occurrence of alarm
P30
(L20)
─
Wireless remote controller
Sensor block display of
receiving unit
Operation Timer Ready Flash
─
Trouble
Wireless remote controller
Sensor block display of
receiving unit
Operation Timer Ready Flash
─
─
─
─ (L20 is displayed.)
Check code name
ALT Outdoor unit fan inverter trouble
ALT IPM short protection trouble
Comp. position detective circuit system
ALT
trouble
Other indoor unit trouble
ALT
(Group follower indoor unit trouble)
*1 Inverter quantity information
(Super Modular Multi System e series (SMMS-e))
Comp. Fan
Inverter Inverter
No.
1 2 1
01
02
03
08
09
0A
0B
10
11
12
13
18
19
1A
1B
: Inverter trouble
Check code name
─ Sending trouble in central control device
─ Receiving trouble in central control device
Batch alarm of general-purpose equipment
─
control interface
Group control follower unit trouble
• Duplication addresses of indoor units in
central control device
• With the combination of air conditioning
system, the indoor unit may detect the
check code of L20
- 103 -
Judging
Indoor unit
Trouble
2
Comp. 1
Comp. 2
Comp. 1 + Comp. 2
Fan1
Comp. 1 + Fan1
Comp. 2 + Fan1
Comp. 1 + Comp. 2 + Fan1
Fan2
Comp. 1 + Fan2
Comp. 2 + Fan2
Comp. 1 + Comp. 2 + Fan2
Fan1 + Fan2
Comp. 1 + Fan1 + Fan2
Comp. 2 + Fan1 + Fan2
All
Judging
Communication
Communication
General-purpose
equipment I/F
Communication
device
Inverter
Inverter
Inverter
device
Link
Link
Link