– 189 –
Check code
Location
of
detection
Description
System status
Error detection
condition(s)
Check items (locations)
Main
remote
controller
Outdoor 7-segment display
Check
code
Sub-code
P22
P22
0
*
: IGBT circuit
1
*
: Position detection circuit
error
3
*
: Motor lockup error
4
*
: Motor current detection
C
*
: TH sensor temperature
error
D
*
: TH sensor error
E
*
: Inverter DC voltage error
(outdoor fan)
Note:
Although letters 0 to F
appear at locations
indicated by “
*
”,
pleaseignore them.
IPDU
Outdoor fan
IPDU error
All stop
(Sub code: 0 )
Fan IPDU over current
protection circuit
Flow of current equal to or
greater than the specified
value is detected during
startup of the fan.
• Check fan motor.
• Check for defect in fan
IPDU P.C. board.
All stop
(Sub code: 1 )
Fan IPDU position detection
circuit
Position detection is not
going on normally.
• Check fan motor.
• Check connection of fan
motor connector.
• Check for defect in fan
IPDU P.C. board.
All stop
(Sub code: 3 )
Gusty wind, an obstruction,
or another external factor
Speed estimation is not
going on normally.
• Check fan motor.
• Check for defect in fan
IPDU P.C. board.
All stop
(Sub code: 4 )
Fan IPDU over current
protection circuit
Flow of current equal to or
greater than the specified
value is detected during
operation of the fan.
• Check fan motor.
• Check connection of fan
motor connector.
• Check for defect in fan
IPDU P.C. board.
All stop
(Sub code: C )
Higher temperature than the
specified value is detected
during operation of the fan.
• Check fan motor.
• Check for defect in fan
IPDU P.C. board.
All stop
(Sub code: D )
The resistance value of the
sensor is infinite or zero
(open or short circuit).
• Check for defect in fan
IPDU P.C. board.
All stop
(Sub code: E )
Fan IPDU DC voltage
protection circuit
The DC voltage higher or
lower than the specified
value is detected.
• Check power voltage of
the main power supply.
• Check for defect in fan
IPDU P.C. board.
• Check connection of fan
IPDU P.C. board.
P26
P26
01: Compressor 1 side
02: Compressor 2 side
03: Compressor 3 side
IPDU
G-TR short-
circuit protection
error
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 short-
circuit).
• Check for defect in
outdoor P.C. board (A3-
IPDU).
P29
P29
01: Compressor 1 side
02: Compressor 2 side
03: Compressor 3 side
IPDU
Compressor
position
detection circuit
error
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.
P31 –
–
Indoor
unit
Other indoor
error
(group follower
unit error)
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.
Содержание MMY-MAP0804HT7JP
Страница 23: ... 22 1 Wiring Diagrams 1 1 Outdoor Unit Models MMY MAP0804 MAP1004 and MAP1204 ...
Страница 24: ... 23 Models MMY MAP1404 and MAP1604 ...
Страница 35: ... 34 1 2 10 Slim Duct Type AP024 AP027 Models MMD AP0244SPH MMD AP0274SPH ...
Страница 38: ... 37 1 2 13 High Wall Type 3 series Models MMK AP0073H AP0093H AP0123H AP0153H AP0183H AP0243H ...
Страница 52: ... 51 2 5 Parts Layout in Outdoor Unit 8 10 12HP Model MMY MAP0804 MAP1004 MAP1204 ...
Страница 53: ... 52 14 16HP Model MMY MAP1404 MAP1604 ...
Страница 57: ... 56 2 7 2 Inverter P C board for compressor MCC 1596 A3 IPDU ...
Страница 323: ......