Mitsubishi Electronics PEH-8MYA Manual Do Utilizador

- 73 -

START

POWER  ON

52C1      ON
MC1      OPERATE
MF2      

 

OPERATE

52C2      ON
MC2      OPERATE
MF3      

 

OPERATE

26D1    4  ON

X1,2,5,6  ON
X3,4        ON  (SELF  HOLD)

21S4-1,2  OFF

MF2, 3  STOP

21S4-1,2   ON

MF2, 3  OPERATE

X1    6  OFF

SW1  COOL?

23WA  ON?

NO

YES

NO

YES

PASS THE 3 MIN?

NO

YES

YES

YES

NO

30FZ,30CZ1,2 ON (SELF  HOLD)

FZ  ON 

YES

52F1  ON
MF1  OPERATE

HZ1,2  ON 

21S4-1,2   ON

T1,T2   ON

CZ1-2,CZ2-2   ON
TIMER  2  ON

NO

NO

CH1,2  ON

SW2   ON?

CZ1-1,CZ2-1  ON

CH 1      OFF

CH 1      OFF

CH 2      OFF

52C2      ON
MC2      OPERATE
MF3      

 

OPERATE

NO

YES

CH 2      OFF

CONDENSING
TEMP     -12    ?

CONDENSING
TEMP      6    ?

26D1    4  OFF

No.1 SAFETY 

DEVICE  OFF?

YES

SERVICE  CALL

NO

30CZ1  OFF

52C1       OFF
MC1        STOP
MF2        STOP

CH1     ON

No.2 SAFETY 

DEVICE  OFF?

YES

NO

30CZ2  OFF

52C2       OFF
MC2        STOP
MF3        STOP

CH2     ON

No.1 SAFETY 

DEVICE  OFF?

YES

SERVICE  CALL

NO

30CZ1  OFF

52C1       OFF
MC1        STOP
MF2        STOP

CH1     ON

No.2 SAFETY 

DEVICE  OFF?

YES

NO

30CZ2  OFF

52C2       OFF
MC2        STOP
MF3        STOP

CH2     ON

52C1      ON
MC1      OPERATE
MF2      

 

OPERATE

23WA  ON?

NO

YES

CZ1-1,CZ2-1  ON

Note. When the fault of outdoor unit is occurred, the fan(MF1) of indoor unit continues to work.

But the unit doesn't work correctly (not cooling ).
Then, turn off the power supply and check outdoor unit.
When the fault of indoor unit is occurred, both indoor unit and outdoor unit is stop.

PASS THE 3 MIN?

CZ1-2,CZ2-2   ON
TIMER  2  ON