Mitsubishi Electric Mr.Slim PEAD-RP125JAA User manual

INSTALLATION MANUAL
For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.
Air-Conditioners
PEAD-RP71, 100, 125, 140JAA
English
FOR INSTALLER
KD79D905H01_Cover.fm Page 1 Friday, October 14, 2011 10:08 AM

2
3
[Fig. 3-1]
4
[Fig. 4-1]
C
D
C
E
D
AUnit body
BLifting machine
5
[Fig. 5-1] [Fig. 5-2] [Fig. 5-3]
ACenter of gravity
AIndoor unit’s bottom surface
5.25.1
AAccess door
BElectrical parts box
CAir inlet
DAir outlet
ECeiling surface
FService space (viewed from the side)
GService space (viewed from the direction of arrow)
1600 mm or more
2100 mm or more
310 mm or more
4300 mm or more
YX
LW
A
Z
CNuts (field supply)
DWashers (accessory)
EM10 hanging bolt (field supply)
B
C
D
A
F
G
3
4
E
A
50~150 450
450
57 643
777
30
98
23
C
B
A
D
B
E
250
1
2
B
A
Model
PEAD-RP71
PEAD-RP100, 125
PEAD-RP140
A
1100
1400
1600
B
1154
1454
1654
C
1200
1500
1700
D
1060
1360
1560
E
1200
1500
1700
(mm)
4.1
3.1
A
00b_KB79U749H01_Illust.p65 2011.10.26, 4:52 PM2

3
6
øB
øA
a
b
[Fig. 6-1]
aIndoor unit
bOutdoor unit
ad
cb
ef
90°
d
c
b
a
b
a
a
b
e
b
c
d
c
A
c
b
a
defgh
i
[Fig. 6-9]
APipe cover (small) (accessory)
BCaution:
Pull out the thermal insulation on the refrigerant piping at the
site, insert the flare nut to flare the end, and replace the insu-
lation in its original position.
Take care to ensure that condensation does not form on ex-
posed copper piping.
CLiquid end of refrigerant piping
DGas end of refrigerant piping
ESite refrigerant piping
FMain body
GPipe cover (large) (accessory)
HThermal insulation (field supply)
IPull
JFlare nut
KReturn to original position
A
B
C
D
F
G
E
H
H
KL
J
I
J
O
O
N
N
20
20
20
20
[Fig. 6-3]
[Fig. 6-6]
[Fig. 6-4] [Fig. 6-5]
aFlare nut
bCopper tube
aBurr
bCopper tube/pipe
cSpare reamer
dPipe cutter
[Fig. 6-7]
[Fig. 6-8]
aFlaring tool
bDie
cCopper tube
dFlare nut
eYoke
aSmooth all around
bInside is shining without
any scratches
cEven length all around
dToo much
eTilted
fScratch on
flared plane
gCracked
hUneven
iBad examples
LEnsure that there is no gap here
MPlate on main body
NBand (accessory)
OEnsure that there is no gap here. Place join upwards.
6.1
6.2
aCopper tubes
bGood
cNo good
dTilted
eUneven
fBurred
6.3
Model
PEAD-RP71, 100, 125, 140
A
ø15.88
B
ø9.52
00b_KB79U749H01_Illust.p65 2011.10.26, 4:52 PM3

4
[Fig. 6-10] [Fig. 6-11]
66.5
CD
G
F
E
B
525
A
AIndoor unit
BTie band (accessory)
CBand fixing part
DInsertion margin
EDrain socket (accessory)
FDrain pipe (O.D. ø32 PVC TUBE, field supply)
GInsulating material (field supply)
A
B1
C C C
D2
E
ADownward slope 1/100 or more
BConnection dia. R1 external thread
CIndoor unit
DCollective piping
EMaximize this length to approx. 10 cm
00b_KB79U749H01_Illust.p65 2011.10.26, 4:52 PM4

5
8
[Fig. 8-1]
8.1
77.1
AOutdoor unit power supply
BEarth leakage breaker
CWiring circuit breaker or isolating switch
DOutdoor unit
EIndoor unit/outdoor unit connecting cords
FRemote controller (option)
GIndoor unit
S1
S2
L
N
1
2
S1
S2
S3
S3
AB C
D
E
F
G
AOutdoor unit power supply
BEarth leakage breaker
CWiring circuit breaker or isolating switch
DOutdoor unit
EIndoor unit/outdoor unit connecting cords
FRemote controller (option)
GIndoor unit
S1
S2
L
N
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
AOutdoor unit power supply
BEarth leakage breaker
CWiring circuit breaker or isolating switch
DOutdoor unit
EIndoor unit/outdoor unit connecting cords
FRemote controller (option)
GIndoor unit
HOption
JIndoor unit power supply
S1
S2
L
N
1
2
L
N
S1
S2
S3
S3
ACB
D
J
E
BC
F
G
H
AOutdoor unit power supply
BEarth leakage breaker
CWiring circuit breaker or isolating switch
DOutdoor unit
EIndoor unit/outdoor unit connecting cords
FRemote controller (option)
GIndoor unit
HOption
JIndoor unit power supply
S1
S2
L
N
1
2
L
N
S1
S2
S3
1
2
L
N
S1
S2
S3
1
2
L
N
S1
S2
S3
1
2
L
N
S1
S2
S3
S3
ABC
D
E
JBC
F
H
GGGG
[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 pre-
vent short cycle
<A> In case of rear inlet
A
BG
F
A
A
B
C
D
E
F
G
D
CE
<B> In case of bottom inlet
A
BG
CE
A
F
D
A
B
AFilter
BBottom plate
C
D
CNail for the bottom inlet
DNail for the rear inlet
00b_KB79U749H01_Illust.p65 2011.10.26, 4:52 PM5

6
8.2
FUse 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.
GPower source wiring
HUse ordinary bushing
ITransmission wiring
JTerminal block for power source and indoor transmission
KTerminal block for remote controller
[Fig. 8-2-3] [Fig. 8-2-4]
CTerminal box
DKnockout hole
ERemove
AScrew holding cover (1pc)
BCover
[Fig. 8-2-1] [Fig. 8-2-2]
8
A
B
C
D
E
H
I
F
G
JK
00b_KB79U749H01_Illust.p65 2011.10.26, 4:52 PM6

7
AFor installation in the switch box:
BFor 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.
CWall
DConduit
ELock nut
FBushing
GSwitch box
HRemote controller cord
ISeal with putty
JWood screw
F
A
H
CD
E
G
I
I
I
H
B
J
H
B-1. B-2.
[Fig. 8-5]
8
A
AB TB6
B
ATo the terminal block on the indoor unit
BTB6 (No polarity)
[Fig. 8-6]
8.2
30
46
30
30120
83.5
AB
C
ARemote controller profile
BRequired clearances surrounding the remote controller
CInstallation pitch
[Fig. 8-4]
[Fig. 8-3]
AIndoor terminal block
BEarth wire (green/yellow)
CIndoor/outdoor unit connecting wire 3-
core 1.5 mm2or more
DOutdoor terminal block
EPower supply cord : 2.0 mm2 or more
1Connecting cable
Cable 3-core 1.5 mm2, in conformity
with Design 245 IEC 57.
2Indoor terminal block
3Outdoor terminal block
AIndoor terminal block 4Always install an earth wire (1-core 1.5 mm2)
longer than other cables
5Remote controller cable
Wire No ×size (mm2) : Cable 2C ×0.3
This wire accessory of remote controller
(wire length : 10m, non-polar. Max. 500m)
6Wired remote controller (option)
7Power supply cord
Cable 3-core 2.0 mm2or more, in conform-
ity with Design 245 IEC 57.
12
6
5
2
4
3
7
LN
1
CIndoor/outdoor unit
connecting wire
3-core 1.5 mm2or
more
DOutdoor terminal block
BEarth wire (green/yellow)
EPower supply cord : 2.0 mm2 or more
8.3
00b_KB79U749H01_Illust.p65 2011.10.26, 4:52 PM7

8
A
B
C
D
E
G
H
F
ASignal receiving unit external
BCenter of Switch box
CSwitch box
DInstallation pitch
E6.5 mm (1/4 inch)
F70 mm (2 - 3/4 inch)
G83.5 ± 0.4 mm (3 - 9/32 inch)
HProtrusion (pillar, etc)
[Fig. 8-9]
A
B
C
ARemote controller wire
BHole (drill a hole on the ceiling to pass the remote controller wire.)
CSignal Receiving Unit
Ceiling cassette type, Ceiling concealed type
[Fig. 8-10]
AB
C
AFix tightly with tape.
BRemote controller wire
COrder wire
Indoor unit
[Fig. 8-8]
[Fig. 8-11]
H
J
I
When using the switch box When installing directly on the wall
A150 mm (5 - 15/16 inch)
BRemote controller wire
CWiring pipe
DLocknut
HSeal around here with putty
IRemote controller wire
JSeal around here with putty
EBushing
FSwitch box
GSeal around here with putty
C
D
B
F
E
G
A
Wall
88.4
IC
OC(00)
CN90
TB1
TB4
1D
C
A
B
Standard 1:1
[Fig. 8-7]
AOutdoor unit
BRefrigerant address
CIndoor unit
DSignal receiving unit
Indoor/outdoor wiring
Signal receiving unit wiring
00b_KB79U749H01_Illust.p65 2011.10.26, 4:52 PM8

9
88.4
[Fig. 8-12]
[Fig. 8-13]
AB
CD
AThin-wall portion
BBottom case
CRemote controller wire
DConducting wire
[Fig. 8-14]
A
AScrew (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
1Hang the cover to the upper hooks (2 places).
2Mount the cover to the lower case
ACross-section of upper hooks
00b_KB79U749H01_Illust.p65 2011.10.26, 4:53 PM9

10
88.4
[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]
00b_KB79U749H01_Illust.p65 2011.10.26, 4:53 PM10