Mitsubishi Electric PEH-P10MYA, Technical & Service Manual

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–20–
• Models PEH-P16,20MYA
INDOOR UNIT
SYMBOL NAME
OUTDOOR UNIT
SYMBOL NAME
TB3 TERMINAL BLOCK
REMOTE CONTROLLER
SYMBOL NAME
TB6 TERMINAL BLOCK
Caution:
ON
OFF
SW2
4 3 2 1
Note:
CR
INLET
DUCT
OUTLET
DUCT
51F
51F
(No.2)
(No.2)
(No.1)
(No.1)
(No.2)
(No.1)
TO OUTDOOR UNIT
CONNECTING WIRES
(POLAR)
INDOOR
CONTROLLER BOARD
POWER BOARD
INDOOR
INDOOR
POWER BOARD
CONTROLLER BOARD
INDOOR
BOARD
REMOTE CONTROLLER
TO OUTDOOR UNIT
CONNECTING WIRES
(POLAR)
4
5 C01
49F
3
2
1
C01
TB4-1
TB4-2
TH1-2
TH2-2
TH5-2
TH5-1
TH2-1
TH1-1
S3
S2
S1
TB3
OUTDOOR UNIT
1 5 3
X4 X5 X6
4 3 2 1
ON
OFF
ON
OFF
4
1
2
CN20
SW2
2
1
2
1
4
3
2
1
ON
OFF
7
8
9
4
5
6
3
3
1
2
1
2
X6 X5 X4
LED3
LED2
LED1
SW1
SWE
1 2 3 5
FAN
7 3
CN03
1 5
CN21
CN29
CN41
CN32
CN90
X2
F1
3
2
2 3 1
ZNR
1
CN01
CN02
2
1
DC
14V
S3
S2
S1
1
2
1
2
CN2D
DC14V
2 1
CN22
CN2L
CN2S
DC14V
FB
RED
BLUE
X2
X1
X1
52F
L1
L2
L3
N
CN90
CN2L
CN22
CN32
CN41
CN29
CN21
1 2
CN2D
DC14V 5 1
CN03
3
7
FAN
5 3 2 1
LCD
F1
3
2
2 3 1
ZNR
1
CN01
CN02
TB2
MF1
TB6
TB5
S3
S2
2
1
CN2S
DC14V
SWE
SW1
REMOTE CONTROLLER
INDOOR UNIT CONTROL BOX
LED1
LED2
LED3
X4 X5 X6
DC
14V
CN
S3
S2
S1
TB3
OUTDOOR UNIT
2
1
2
1
2
1
2
1
2
1
3
3
6
5
4
9
8
7
OFF
ON
1
2
3
4
1
2
1
2
SW2
CN20
2
1
PE
S1
52F
RED
WHITE
BLACK
4
OFF
ON
OFF
ON
1 2 3 4
PE
PE
PE
PE
PE
FB
X6 X5 X4
3 5 1
CIRCUIT BREAKER
PEH-P16,20MYA :15A
(FIELD SUPPLY)
3N~PE
380/415V
50HZ
POWER SUPPLY
1.
2.
3.
4.
5.
6.
The dotted lines show field wiring.
Color of earth wire is yellow and green
twisting.
Specification subject to change without
notice.
Indoor and outdoor connecting wires
are made with polarities,make sure
matching wiring and terminal.
Emergency operation
If a trouble occurs with either the re-
mote controller or the indoor micro-
computer and no other trouble exisits,
emergency operation for cooling or
heating can be performed by changing
the setting of switch (SWE) on the in-
door controller board.
SW2 is shown PEH-P20MYA setting.
(2 places)
In case of PEH-P16MYA setting is
shown as below.
1. To protect fan motor from abnormal
current,over current relays is installed.
Therefore, do not change factory set
value of over current relays.
AUXILIARY RELAY(INDOOR CONTROLLER BOARD)
X4-6
MF1
51F
49F
TB2,4-1,4-2,5
TH1-1,1-2
TH2-1-2-2
CN03,CN2L,2D
FAN MOTOR (INDOOR)
OVER CURRENT RELAY (INDOOR FAN MOTOR)
INTERNAL THERMOSTAT (INDOOR FAN MOTOR)
TERMINAL BLOCK
THERMISTOR
CONNECTOR(INDOOR CONTROLLER BOARD)
F1
FUSE(4A 250VAC CLASS T )
ZNR
VARISTOR
AUXILIARY RELAY
X1,2
SW2
SWE
LED1
LED (POWER SUPPLY :INDOOR CONTROLLER BOARD)
LED2
LED (POWER SUPPLY :REMOTE CONTROLLER)
LED3 LED (TRANSMISSION :INDOOR-OUTDOOR)
TH5-1,5-2
SWITCH(MODEL SELECTION)
SW1
SWITCH(CAPACITY CORD)
SWITCH(EMERGENCY OPERATION)
CR
SURGE KILLER
CONTACTOR (INDOOR FAN MOTOR)
52F
ROOM TEMP ( 0 ° C/15k Ω , 25 ° C/5.4k Ω )
PIPE TEMP ( 0
°
C/15k
Ω
, 25
°
C/5.4k
Ω
)
COND./EVA.TEMP ( 0 ° C/15k Ω , 25 ° C/5.4k Ω )
CN20-22,29,32
CN41,90,FAN
CN01,02,2S
CONNECTOR(INDOOR POWER BOARD)
FERRITE CORE
FB