Mitsubishi Electric PEAD-A24, PEAD-30, PEAD-42AA, PEAD-36 Installation Manual

Air-Conditioners

PEAD-A24,30,36,42AA

FOR INSTALLER

INSTALLATION MANUAL

For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner
unit.

FOR INSTALLER

English

MANUEL D’INSTALLATION

Veuillez lire le manuel d’installation en entier avant d’installer ce climatiseur pour éviter tout accident et vous
assurer d’une utilisation correcte.

POUR L’INSTALLATEUR

Français

2

3

[Fig. 3-1]

4

[Fig. 4-1]

C

D

C

E

D

A Unit body
B Lifting machine

5

[Fig. 5-1] [Fig. 5-2] [Fig. 5-3]

A Center of gravity

A Indoor unit’s bottom surface

5.25.1

A Access door
B Electrical parts box
C Air inlet
D Air outlet
E Ceiling surface
F Service space (viewed from the side)
G Service space (viewed from the direction of arrow)

1 600 mm [23-5/8 in] or more
2 100 mm [3-15/16 in] or more
3 10 mm [7/16 in] or more
4 300 mm [11-13/16 in] or more

YX

LW

A

Z

C Nuts (field supply)
D Washers (accessory)
E M10 hanging bolt (field supply)

B

C

D

A

F

G

3

4

E

A

C
B
A

D

C

E

1

2

50~150[2~5-15/16] 450[17-3/4]

450[17-

3

/

4

]

49[1-

15

/

16

]

625[24-

5

/

8

]

777[30-

5

/

8

]

20[13/16]

100[3-

15

/16]

23
[15/16]

250[9-

7

/

8

]

B

A

Model
PEAD-A24, 30AA
PEAD-A36, 42AA

A

1100 [43-5/16]

1400 [55-1/8]

B

1154 [45-7/16]

1454 [57-1/4]

C

1200 [47-1/4]

1500 [59-1/16]

D
1060 [41-23/32]
1360 [53-17/32]

E

1200 [47-1/4]

1500 [59-1/16]

(Unit: mm [in])

4.1

3.1

A

(Unit: mm [in])

3

6

øB

øA

a

b

[Fig. 6-1]

a Indoor unit
b Outdoor unit

a

dcbef

90°

d

c

b

a

b

a

a

b

e

b

c

d

c

A

c

b

a

defg h

i

[Fig. 6-9]

A Pipe cover (small) (accessory)
B Caution:

Pull out the thermal insulation on the refrigerant piping at the
site, insert the flare nut to flare the end, and replace the insu­lation in its original position.
Take care to ensure that condensation does not form on ex­posed copper piping.

C Liquid end of refrigerant piping

D Gas end of refrigerant piping
E Site refrigerant piping
F Main body
G Pipe cover (large) (accessory)
H Thermal insulation (field supply)
I Pull
J Flare nut
K Return to original position

A

B

C

D

F

G

E

H

H

K

L

J

I

J

O

O

N

N

20

[25/32]

20

[25/32]

20

[25/32]

20

[25/32]

[Fig. 6-3]

[Fig. 6-6]

[Fig. 6-4] [Fig. 6-5]

a Flare nut
b Copper tube

a Burr
b Copper tube/pipe

c Spare reamer
d Pipe cutter

[Fig. 6-7]

[Fig. 6-8]

a Flaring tool
b Die
c Copper tube

d Flare nut
e Yo ke

a Smooth all around
b Inside is shining without

any scratches

c Even length all around

d Too much
e Tilted
f Scratch on

flared plane

g Cracked
h Uneven
i Bad examples

L Ensure that there is no gap here
M Plate on main body
N Band (accessory)
O Ensure that there is no gap here. Place join upwards.

6.1

6.2

a Copper tubes
b Good

c No good
d Tilted

e Uneven
f Burred

6.3

Model

PEAD-A24, 30, 36, 42AA

A

ø15.88 [5/8]Bø9.52 [3/8]

(Unit: mm [in])

4

[Fig. 6-10]

Correct piping
Wrong piping

A Insulation (9 mm [3/8 in] or more)
B Downward slope (1/100 or more)
C Support metal
K Air bleeder
L Raised
M Odor trap

Grouped piping

D O. D. ø32 mm [1-1/4 in] PVC TUBE
E Make it as large as possible. About 10 cm [3-15/16 in].
F Indoor unit
G Make the piping size large for grouped piping.
H Downward slope (1/100 or more)
I O. D. ø38 mm [1-1/2 in] PVC TUBE for grouped piping.

(9 mm [3/8 in] or more insulation)

J Up to 550 mm [21-11/16 in]
N Drain hose (accessory)
O Horizontal or slightly upgradient

[Fig. 6-11]

C

B

A

L

D

D

D

E

K

M

B

H

I

Max. 20m [65ft]

1.5-2m [5-7ft]

G

F

FF

A Indoor unit
B Tie band (accessory)
C Visible part
D Insertion margin
E Drain hose (accessory)
F Drain pipe (O.D. ø32 mm [1-1/4 in] PVC TUBE, field supply)
G Insulating material (field supply)
H Tie band (accessory)
I To be gap free. The joint section of the insulation material meet must be at the top.

6

6.5

[Fig. 6-12]

A Insert pump's end 2 to 4 cm [13/16 to 1-5/8 in].
B Remove the water supply port.
C About 2500 cc
D Water
E Filling port
F Screw

A

B

F

C

D

E

B

J

O

N

F

Max. 300mm [11-13/16in]

I

B

CD D

G

F

E

H

A

32

[1-

1

/4]

35

[1-

7

/16]

25
[1]

(Unit: mm [in])

5

8

[Fig. 8-1]

8.1

7

7.1

A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
D Outdoor unit
E Indoor unit/outdoor unit connecting cords
F Remote controller
G Indoor unit

S1

S2

L1
L2
G

1
2

S1

S2

S3

S3

AB C

D

E

F

G

A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
D Outdoor unit
E Indoor unit/outdoor unit connecting cords
F Remote controller
G Indoor unit

S1

S2

1
2

S1

S2

S3

1
2

S1

S2

S3

S3

1
2

S1

S2

S3

1
2

S1

S2

S3

ABC

D

E

F

GGGG

L1
L2

G

A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
D Outdoor unit
E Indoor unit/outdoor unit connecting cords
F Remote controller
G Indoor unit
H Option
J Indoor unit power supply

S1
S2

1
2

S1
S2
S3

S3

A

CB

D

JEB

C

F

G

H

L1
L2

G

L1
L2

G

A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
D Outdoor unit
E Indoor unit/outdoor unit connecting cords
F Remote controller
G Indoor unit
H Option
J Indoor unit power supply

S1
S2

1
2

S1
S2
S3

1
2

S1
S2
S3

1
2

S1
S2
S3

1
2

S1
S2
S3

S3

ABC

D

E

JBC

F

H

GGGG

L1
L2

G

L1
L2
G

L1
L2
G

L1
L2
G

L1
L2
G

[Fig. 8-2]

[Fig. 8-3] [Fig. 8-4]

[Fig. 7-1]

[Fig. 7-2]

[Fig. 7-3]

[Fig. 7-4]

Duct

Air inlet

Access door

Canvas duct

Ceiling surface

Air outlet

Leave distance
enough to pre­vent short cycle

<A> In case of rear inlet

A

B

G

F

A

A
B
C
D
E
F
G

D

CE

<B> In case of bottom inlet

A

B

G

C

E

A

F

D

A

B

A Filter
B Bottom plate

C

D

6

8.2

F Use PG bushing to keep the weight of the cable and external force from being applied to

the power supply terminal connector. Use a cable tie to secure the cable.

G Power source wiring
H Use ordinary bushing
I Transmission wiring
J Conduit
K Side frame
L Knockout hole (for power source wiring)
M Washer (accessory)

N Ter minal block for power source and indoor transmission
O Ter minal block for remote controller

[Fig. 8-2-3] [Fig. 8-2-4]

C Ter minal box
D Knockout hole
E Remove

A Screw holding cover (1pc)
B Cover

[Fig. 8-2-1]

[Fig. 8-2-2]

8

A

B

D

E

C

H

I

J

G

F

O

N

L

K

J

M

7

A For installation in the switch box:
B For direct installation on the wall select one of the following:

• Prepare a hole through the wall to pass the remote controller cord (in order to run the remote controller cord from
the back), then seal the hole with putty.

• Run the remote controller cord through the cut-out upper case, then seal the cut-out notch with putty similarly as
above.

C Wall
D Conduit
E Lock nut
F Bushing
G Switch box
H Remote controller cord
I Seal with putty
J Wood screw

F

A

H

C

D

E

G

I

I

I

H

B

J

H

B-1. B-2.

[Fig. 8-5]

8

A

AB TB6

B

A To the ter minal block on the indoor unit
B TB6 (No polarity)

[Fig. 8-6]

8.2

46 [1-13/16]

30

[1-3/16]

120 [4-3/4]

83.5 [3-5/16]

A

B

C

30

[1-3/16]

30

[1-3/16]

A Remote controller profile
B Required clearances surrounding the remote controller
C Installation pitch

[Fig. 8-4]

[Fig. 8-3]

A Indoor terminal block
B Earth wire (green/yellow)
C Indoor/outdoor unit connecting wire 3-

core 1.5 mm

2

[AWG 16] or more

D Outdoor terminal block
1 Connecting cable

Cable 3-core 1.5 mm

2

[AWG 16], in con-

formity with Design 245 IEC 57.

2 Indoor terminal block
3 Outdoor terminal block

A Indoor terminal block

4 Always install an earth wire (1-core 1.5 mm

2

[AWG 16]) longer than other cables

5 Remote controller cable

Wire No × size (mm

2

) : Cable 2C × 0.3
This wire accessory of remote controller
(wire length : 10 m [32 ft], non-polar.
Max. 500 m [1640 ft])

6 Wired remote controller

C Indoor/outdoor unit

connecting wire
3-core 1.5 mm

2

[AWG 16] or more

D Outdoor terminal block

B Earth wire (green/yellow)

8.3

12

6

5

2

4

3

1

(Unit: mm [in])

8

A

B

C

D

E

G

H

F

A Signal receiving unit external
B Center of Switch box
C Switch box
D Installation pitch
E 6.5 mm (1/4 inch)
F 70 mm (2 - 3/4 inch)
G 83.5 ± 0.4 mm (3 - 9/32 inch)
H Protrusion (pillar, etc)

[Fig. 8-9]

A

B

C

A Remote controller wire
B Hole (drill a hole on the ceiling to pass the remote controller wire.)
C Signal Receiving Unit

Ceiling cassette type, Ceiling concealed type

[Fig. 8-10]

A

B

C

A Fix tightly with tape.
B Remote controller wire
C Order wire

Indoor unit

[Fig. 8-8]

[Fig. 8-11]

H

J

I

When using the switch box

When installing directly on the wall

A 150 mm (5 - 15/16 inch)
B Remote controller wire (Accessory)
C Wiring pipe
D Locknut

H Seal around here with putty
I Remote controller wire
J Seal around here with putty

E Bushing
F Switch box
G Seal around here with putty

C

D

B

F

E

G

A

Wall

8

8.4

IC

OC(00)

CN90

TB1

TB4

1

D

C

A

B

Standard 1:1

[Fig. 8-7]

A Outdoor unit
B Refrigerant address
C Indoor unit
D Signal receiving unit

Indoor/outdoor wiring

Signal receiving unit wiring

9

8

8.4

[Fig. 8-12]

[Fig. 8-13]

AB

C

D

A Thin-wall portion
B Bottom case
C Remote controller wire
D Conducting wire

[Fig. 8-14]

A

A Screw (M4 x 30)

* When installing the lower case directly on the wall or the ceiling,

use wood screws.

Insert the minus screwdriver toward the
arrow pointed and wrench it to remove the
cover.
A flat screwdriver whose width of blade is
between 4 and 7mm (5/32 - 9/32inch)
must be used.

[Fig. 8-15]

1

1

2

A

1 Hang the cover to the upper hooks (2 places).
2 Mount the cover to the lower case

A Cross-section of upper hooks

10

8

8.4

[Fig. 8-16]

IC IC IC IC

CN90 CN90 CN90 CN90

Pair number: 0

[Fig. 8-17]

IC

CN90

IC

CN90

Pair number: 0 Pair number: 0

Pair number: 0 Pair number: 0

IC IC IC IC

CN90 CN90 CN90 CN90

[Fig. 8-19]

[Fig. 8-18]

Pair number: 0 Pair number: 1 Pair number: 2 Pair number: 3

Pair number: 0 Pair number: 1 Pair number: 2 Pair number: 3

Pair number: 0 Pair number: 0 Pair number: 0 Pair number: 0

A

CN2A

CN3C

SW2

SW1

JP1

JP2

JP3

JP41

JP42

CN22

CN2L

CNXA2

CN32

SWE

CN20

CN90

CN105

CN41

CN4F

CN51

CNXB2

CNXC2

CN44

ON

OFF

<Indoor controller board>

ON/OFF TEMP

FAN

VANE

TEST RUN

AUTO STOP

AUTO START

h

min

LOUVER

MODE

CHECK

RESETSET CLOCK

CHECK

2,4

3

A

[Fig. 8-20]

11

9

[Fig. 9-1] [Fig. 9-2]

9.2

A ON/OFF button
B Test run display
C Indoor temperature liquid line

temperature display

D ON/OFF lamp
E Power display

A CHECK button
B Refrigerant address
C TEMP. button
D IC: Indoor unit

OC: Outdoor unit

E Check code

F Error code display

Test run remaining time display

G Set temperature button
H Mode selection button
I Fan speed button
M TEST button

8

8.5

[Fig. 8-21]

PAR-21MAA

ON/OFF

FILTER

CHECK

OPERATION

CLEAR

TEST

TEMP.

MENU

BACK DAY

MONITOR/SET

CLOCK

ON/OFF

A
B

DC

G

E

F

4

1

213 4

1 2

A Filter button (<Enter> button)
B TEST button
C Set Time button
D Timer On/Off button (Set Day button)
E Mode selection button
F Set temperature button
G Timer Menu button (Monitor/Set button)

⁄ Mode number
⁄ Setting number
⁄ Refrigerant address
⁄ Unit number

1

2

3

4

3

12

CHECK CHECK

CHECKCHECK

4

ON/OFF TEMP

FAN

VANE

TEST RUN

AUTO STOP

AUTO START

h

min

LOUVER

MODE

CHECK

RESETSET CLOCK

CHECK

E

F

D

C

A
B

A Hour button
B Minute button
C TEMP button
D TEMP button
E ON/OFF button
F CHECK button

[Fig.8-22]

[Fig. 9-3]

A TEST RUN button
B MODE button
C FAN button
D VANE button

9.3

ON/OFF TEMP

FAN

VANE

TEST RUN

AUTO STOP

AUTO START

h

min

LOUVER

MODE

CHECK

RESETSET CLOCK

TEST RUN

B

A

C
D

˚F

˚F

SIMPLE

PAR-21MAA

ON/OFF

FILTER

CHECK

OPERATION

CLEAR

TEST

TEMP.

MENU

BACK DAY

MONITOR/SET

CLOCK

ON/OFF

TEST RUN
COOL, HEAT

A

FCEDB

MIH G

˚C

˚F

SIMPLE

PAR-21MAA

ON/OFF

FILTER

CHECK

OPERATION

CLEAR

TEST

TEMP.

MENU

BACK DAY

MONITOR/SET

CLOCK

ON/OFF

B

C

A

E D