Mitsubishi Electric Mr.SLIM PMH-P1BA Operating manual

TECHNICAL & SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ·····································3
2. SPECIFICATIONS···············································4
3. WIRING DIAGRAM ·················································7
4. PARTS LIST························································8
Indoor unit
[Model names] [Service Ref.]
No. OC279
2002
• This service manual
describes change points and
parts list.
Please refer to the OC238
REVISED EDITION-B as to
excluding this manual.
INDOOR UNIT
Ceiling Cassettes
Series PMH
ON/OFF
CENTRALLY CONTROLLED
ERROR CODE
CLOCK
ON OFF
˚C
CHECK
CHECK MODE
FILTER
TEST RUN
FUNCTION
1Hr.
NOT AVAILABLE
STAND BY
DEFROST
TEMP.
R407C
PMH-P1BA PMH-P1BA2
PMH-P1.6BA PMH-P1.6BA2
PMH-P2BA PMH-P2BA2
REMOTE CONTROLLER
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
OC279---1.qxp 02.5.29 2:26 PM Page 1

OC279---1.qxp 02.5.29 2:26 PM Page 2

3
TECHNICAL CHANGES
1
● The width dimension of indoor unit on SPECIFICATIONS is wrong.
812(32) is the correct dimension.
➔
PMH-P1BA1➔PMH-P1BA2
PMH-P1.6BA1➔PMH-P1.6BA2
PMH-P2BA1➔PMH-P2BA2
● INDOOR CONTROLLER BOARD (I.B) has changed.
●DRAIN PAN ASSY has changed. ➔
[R01 E04 529] [R01 E10 529]
● The compressor’s model name of outdoor unit for PUH-P2YGAA.UK on the SPECIFICATIONS page is wrong.
NE36YEJM is the correct model name
NE38YEJM ➔NE36YEJM
Dimensions W mm(in.) UNIT : 854(33-5/8) PANEL : 1000(39-3/8)
Dimensions W mm(in.) UNIT : 812(32) PANEL : 1000(39-3/8)
[T7W E13 310] [T7W E26 310]
➔
OC279---1.qxp 02.5.29 2:26 PM Page 3

Service Ref.
Item
Btu/h
W
kW
kW
A
A
kW
K/min(CFM)
Pa(mmAq)
dB
mm(in.)
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
A
A
kW
W
kW
K
/min(CFM )
dB
dB
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kg(lbs)
L
mm(in.)
mm(in.)
Function
Capacity
Total input
Service Ref.
Power supply(phase, cycle, voltage)
Input
Running current
Starting current
External finish
Heat exchanger
Fan Fan(drive) x No.
Fan motor output
Airflow(Lo - Mi2 - Mi1 - Hi)
External static pressure
Operation control & Thermostat
Noise level(Lo - Mi2 - Mi1 - Hi)
Unit drain pipe I.D.
Dimensions
Weight
Service Ref.
Power supply (phase, cycle, voltage)
Running current
Starting current
External finish
Refrigerant control
Compressor
Model
Motor output
Starter type
Protection devices
Crankcase heater
Heat exchanger
Fan Fan(drive) x No.
Fan motor output
Airflow
Defrost method
Noise level
Dimensions
Weight
Refrigerant
Charge
Oil (Model)
Pipe size O.D.
Connection method
Between the indoor &
outdoor unit
INDOOR UNITOUTDOOR UNIT
REFRIGERANT PIPING
PMH-P1BA2
Cooling
10,700
3,150
1.15
0.04
0.19
0.21
4.92
Heating
11,600
3,400
1.06
0.04
0.19
0.21
4.52
W
D
H
Cooling
Heating
W
D
H
Liquid
Gas
Indoor side
Outdoor side
Height difference
Piping length
PMH-P1BA2
Single Phase, 50Hz, 220-230-240V
Unit : Galvanized sheets with gray heat insulation, Grille munsell 0.98Y 8.99/0.63
Plate fin coil
Lineflow fan (direct) x 1
0.028
6.3-6.8-7.6-8.4(222-240-268-297)
0(direct blow)
Remote controller & built-in
29-31-33-35
26(1)
PUH-P1VGAA.UK
Single Phase, 50Hz,
220-230-240V
30
Munsell 5Y 7/1
Linear Expansion Valve
Hermetic
RE189VHSMT
0.85
Line start
Inner thermostat, HP switch, Discharge thermo.
30
Plate fin coil
Propeller (direct) x 1
0.070
45(1,590)
Reverse cycle
46
48
900(35-7/16)
330+20(13+3/4)
650(25-5/8)
50(110)
R407C
1.7(3.7)
0.57(Ester)MEL56
6.35(1/4)
12.7(1/2)
Flared
Flared
Max. 30m
Max. 30m
Notes1. Rating Conditions (ISO T1)
Cooling····Indoor : D.B. 27˚C(80˚F), W.B. 19˚C (66˚F) Outdoor : D.B. 35˚C(95˚F), W.B. 24˚C (75˚F)
Heating ····Indoor : D.B. 20˚C(68˚F) Outdoor : D.B. 7˚C(45˚F), W.B. 6˚C (43˚F)
Refrigerant piping length (one way) : 5m (16ft)
2. Guaranteed operating range
Upper limit
Lower limit
Upper limit
Lower limit
Indoor
D.B. 35˚C W.B. 22.5˚C
D.B. 19˚C W.B. 15˚C
D.B. 28˚C
D.B. 17˚C
Outdoor
D.B. 46˚C
D.B. -5˚C
D.B. 24˚C W.B. 18˚C
D.B. -11˚C W.B. -12˚C
Cooling
Heating
UNIT : 812(32) PANEL : 1000(39-3/8)
UNIT : 395(15-9/16) PANEL : 470(18-1/2)
UNIT : 230(9-1/16) PANEL : 30(1-3/16)
UNIT : 14(31) PANEL : 3.0(6.6)
3. Above data based on indicated voltage
Indoor Unit Single phase 240V 50Hz
Outdoor Unit Single phase 240V 50Hz
4
2 SPECIFICATIONS
OC279---1.qxp 02.5.29 2:26 PM Page 4

Service Ref.
Item
Btu/h
W
kW
kW
A
A
kW
K/min(CFM)
Pa(mmAq)
dB
mm(in.)
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
A
A
kW
W
kW
K
/min(CFM )
dB
dB
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kg(lbs)
L
mm(in.)
mm(in.)
Function
Capacity
Total input
Service Ref.
Power supply(phase, cycle, voltage)
Input
Running current
Starting current
External finish
Heat exchanger
Fan Fan(drive) x No.
Fan motor output
Airflow(Lo - Mi2- Mi1 - Hi)
External static pressure
Operation control & Thermostat
Noise level(Lo - Mi2 - Mi1 - Hi)
Unit drain pipe I.D.
Dimensions
Weight
Service Ref.
Power supply (phase, cycle, voltage)
Running current
Starting current
External finish
Refrigerant control
Compressor
Model
Motor output
Starter type
Protection devices
Crankcase heater
Heat exchanger
Fan Fan(drive) x No.
Fan motor output
Airflow
Defrost method
Noise level
Dimensions
Weight
Refrigerant
Charge
Oil (Model)
Pipe size O.D.
Connection method
Between the indoor &
outdoor unit
INDOOR UNITOUTDOOR UNIT
REFRIGERANT PIPING
PMH-P1.6BA2
Cooling
15,000
4,400
1.65
0.06
0.29
0.32
Heating
17,100
5,000
1.70
0.06
0.29
0.32
W
D
H
Cooling
Heating
W
D
H
Liquid
Gas
Indoor side
Outdoor side
Height difference
Piping length
PMH-P1.6BA2
Single Phase, 50Hz, 220-230-240V
Unit : Galvanized sheets with gray heat insulation, Grille munsell 0.98Y 8.99/0.63
Plate fin coil
Lineflow fan (direct) x 1
0.028
7.0-8.0-9.0-10.0(247-282-318-353)
0(direct blow)
Remote controller & built-in
34-36-38-40
26(1)
Munsell 5Y 7/1
Linear Expansion Valve
Hermetic
1.3
Line start
30
Plate fin coil
Propeller (direct) x 1
0.070
45(1,590)
Reverse cycle
47
49
900(35-7/16)
330+20(13+3/4)
650(25-5/8)
54(119)
R407C
2.5(5.5)
0.57(Ester)MEL56
9.52(3/8)
15.88(5/8)
Flared
Flared
Max. 40m
Max. 40m
Notes1. Rating Conditions (ISO T1)
Cooling····Indoor : D.B. 27˚C(80˚F), W.B. 19˚C (66˚F) Outdoor : D.B. 35˚C(95˚F), W.B. 24˚C (75˚F)
Heating ····Indoor : D.B. 20˚C(68˚F) Outdoor : D.B. 7˚C(45˚F), W.B. 6˚C (43˚F)
Refrigerant piping length (one way) : 5m (16ft)
2. Guaranteed operating range
Upper limit
Lower limit
Upper limit
Lower limit
Indoor
D.B. 35˚C W.B. 22.5˚C
D.B. 19˚C W.B. 15˚C
D.B. 28˚C
D.B. 17˚C
Outdoor
D.B. 46˚C
D.B. -5˚C
D.B. 24˚C W.B. 18˚C
D.B. -11˚C W.B. -12˚C
Cooling
Heating
UNIT : 812(32) PANEL : 1000(39-3/8)
UNIT : 395(15-9/16) PANEL : 470(18-1/2)
UNIT : 230(9-1/16) PANEL : 30(1-3/16)
UNIT : 14(31) PANEL : 3.0(6.6)
PUH-P1.6VGAA.UK PUH-P1.6YGAA.UK PUH-P1.6VGAA.UK PUH-P1.6YGAA.UK
Single Phase, 50Hz,
220-230-240V
7.36
36
RE277VHSMT
w1
3 phase, 50Hz,
380-400-415V(4wires)
2.49
20
RE277YFKM
w2
Single Phase, 50Hz,
220-230-240V
7.59
36
RE277VHSMT
w1
3 phase, 50Hz,
380-400-415V(4wires)
2.56
20
RE277YFKM
w2
w1: Inner thermostat, HP switch, Discharge thermo.
w2: Thermal relay, Discharge thermo, HP switch, Anti-phase protector.
3. Above data based on indicated voltage
Indoor Unit Single phase 240V 50Hz
Outdoor Unit Single phase 240V 50Hz
3 phase 415V 50Hz
5
OC279---1.qxp 02.5.29 2:26 PM Page 5

6
Service Ref.
Item
Btu/h
W
kW
kW
A
A
kW
K/min(CFM)
Pa(mmAq)
dB
mm(in.)
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
A
A
kW
W
kW
K
/min(CFM )
dB
dB
mm(in.)
mm(in.)
mm(in.)
kg(lbs)
kg(lbs)
L
mm(in.)
mm(in.)
Function
Capacity
Total input
Service Ref.
Power supply(phase, cycle, voltage)
Input
Running current
Starting current
External finish
Heat exchanger
Fan Fan(drive) x No.
Fan motor output
Airflow(Lo - Mi2 - Mi1 - Hi)
External static pressure
Operation control & Thermostat
Noise level(Lo - Mi2 - Mi1 - Hi)
Unit drain pipe I.D.
Dimensions
Weight
Service Ref.
Power supply (phase, cycle, voltage)
Running current
Starting current
External finish
Refrigerant control
Compressor
Model
Motor output
Starter type
Protection devices
Crankcase heater
Heat exchanger
Fan Fan(drive) x No.
Fan motor output
Airflow
Defrost method
Noise level
Dimensions
Weight
Refrigerant
Charge
Oil (Model)
Pipe size O.D.
Connection method
Between the indoor &
outdoor unit
INDOOR UNITOUTDOOR UNIT
REFRIGERANT PIPING
PMH-P2BA2
Cooling
18,400
5,400
2.35
0.06
0.29
0.32
Heating
21,450
6,250
2.42
0.06
0.29
0.32
W
D
H
Cooling
Heating
W
D
H
Liquid
Gas
Indoor side
Outdoor side
Height difference
Piping length
PMH-P2BA2
SinglePhase, 50Hz, 220-230-240V
Unit : Galvanized sheets with gray heat insulation, Grille munsell 0.98Y 8.99/0.63
Plate fin coil
Lineflow fan (direct) x 1
0.028
8.0-9.0-10.0-11.0(282-318-353-388)
0(direct blow)
Remote controller & built-in
36-38-40-42
26(1)
Munsell 5Y 7/1
Linear Expansion Valve
Hermetic
1.6
Line start
38
Plate fin coil
Propeller (direct) x 1
0.070
55(1,940)
Reverse cycle
48
50
900(35-7/16)
330+20(13+3/4)
855(33-5/8)
74(163)
R407C
2.6(5.7)
1.2(Ester)MEL56
9.52(3/8)
15.88(5/8)
Flared
Flared
Max. 40m
Max. 40m
Notes1. Rating Conditions (ISO T1)
Cooling····Indoor : D.B. 27˚C(80˚F), W.B. 19˚C (66˚F) Outdoor : D.B. 35˚C(95˚F), W.B. 24˚C (75˚F)
Heating ····Indoor : D.B. 20˚C(68˚F) Outdoor : D.B. 7˚C(45˚F), W.B. 6˚C (43˚F)
Refrigerant piping length (one way) : 5m (16ft)
2. Guaranteed operating range
Upper limit
Lower limit
Upper limit
Lower limit
Indoor
D.B. 35˚C W.B. 22.5˚C
D.B. 19˚C W.B. 15˚C
D.B. 28˚C
D.B. 17˚C
Outdoor
D.B. 46˚C
D.B. -5˚C
D.B. 24˚C W.B. 18˚C
D.B. -11˚C W.B. -12˚C
Cooling
Heating
UNIT : 812(32) PANEL : 1000(39-3/8)
UNIT : 395(15-9/16) PANEL : 470(18-1/2)
UNIT : 230(9-1/16) PANEL : 30(1-3/16)
UNIT : 14(31) PANEL : 3.0(6.6)
PUH-P2VGAA.UK PUH-P2YGAA.UK PUH-P2VGAA.UK PUH-P2YGAA.UK
Single Phase, 50Hz,
220-230-240V
10.26
62
NE36VMJMT
w1
3 phase, 50Hz,
380-400-415V(4wires)
3.70
31
NE36YEJM
w2
Single Phase, 50Hz,
220-230-240V
10.57
62
NE36VMJMT
w1
3 phase, 50Hz,
380-400-415V(4wires)
3.82
31
NE36YEJM
w2
w1: Inner thermostat, HP switch, Discharge thermo.
w2: Thermal relay, Discharge thermo, HP switch, Anti-phase protector.
3. Above data based on indicated voltage
Indoor Unit Single phase 240V 50Hz
Outdoor Unit Single phase 240V 50Hz
3 phase 415V 50Hz
OC279---1.qxp 02.5.29 2:26 PM Page 6

7
WIRING DIAGRAM3
PMH-P1BA2, PMH-P1.6BA2, PMH-P2BA2
(BLU)
REMOTECN90 CN32 12
CN22
CONTROLLER
12346 FAN
(WHT)
LED1
ZNR
T
FUSE
POWER
(RED)
CN03
5
3
1
CN2L
5
LED3
J11 J12 J13 J14 J15 J21 J22 J23 J24
SW2SW1SWE
OFF
ON
1
2
3
4
5
6
PIPE
CN29
(BLK)
1
2
(WHT)
(WHT)
(RED)
(WHT)
CN6V
CN21
CN20
CN31
VANE
INTAKE
LIQUID
D.SENSOR
1
2
1
2
3
2
1
LED2
TH1
TH5
5
4
2
1
MV
3
TH2
CN41
TB6
21
CN2
1
2
TB5
DS
YLW
ORN
RED
GRN
BLU
BLU
ORN
YLW
BRN
BRN
BLK
BLK
BLK
BLK
BLK
BLK
BLK
BLK
R.B
I.B 5
MF
TRANSMISSION WIRES DC12V
TB1
S2
S3
S1
L
N
TB1
S1
S3
S2
N
L3
L2
L1
S3
TB4
S2
S1
OUTDOOR UNIT
<PUH-P1, 1.6, 2VGAA.UK>
POWER SUPPLY
~(1PHASE)
220 - 230 - 240V 50Hz
<PUH-P1.6, 2YGAA.UK>
POWER SUPPLY
3N~(3PHASE 4WIRES)
380 - 400 - 415V 50Hz
See fig : w1
TRANSFORMER
T
[LEGEND] NAME
SYMBOL
VARISTOR
POWER SUPPLY (R.B)
TRANSMISSION (INDOOR-OUTDOOR)
JUMPER WIRE (MODEL SELECTION)
JUMPER WIRE (CAPACITY CODE)
SWITCH (EMERGENCY OPERATION)
POWER SUPPLY (I.B)
RELAY (DRAIN PUMP)
FUSE (6.3A, 250V)
CONNECTOR (REMOTE SWITCH)
CONNECTOR (LOSSNAY)
CONNECTOR (HATERMINAL-A)
INDOOR CONTROLLER BOARD
ZNR
LED1
LED2
LED3
SW1
SW2
SWE
X1
FUSE
CN2L
CN32
CN41
I.B
REMOTE CONTROLLER BOARD
CONNECTOR (PROGRAM TIMER)
TERMINAL BLOCK
(REMOTE CONTROLLER TRAMSMISSION LINE)
R.BCN2
TB6
DP
DS
MF
MV VANE MOTOR
DRAIN SENSOR
FAN MOTOR
DRAIN-UP MACHINE
(INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK
TERMINAL BLOCK
(REMOTE CONTROL TRANSMISSION LINE)
ROOM TEMPERATURE THERMISTOR
(0°C/15K", 25°C/5.4K"DETECT)
PIPE TEMPERATURE THERMISTOR/LIQUID
CONDENSER/EVAPORATOR TEMPERATURE
THERMISTOR (0°C/15K", 25°C/5.4K"DETECT)
(0°C/15K", 25°C/5.4K"DETECT)
TH5
TH2
TH1
TB5
TB4
BLU
BLU
DP 3
1
D.U.M
CNP
(YLW)
X1 X1
Please set the voltage using the remote controller.
For the setting method, please refer to the indoor unit Installation Manual.
NOTES:
1.Since the outdoor side electric wiring may change be sure to check
the outdoor unit electric wiring for servicing.
2.Indoor and outdoor connecting wires are made with polarities, make
wiring matching terminal numbers (S1, S2, S3).
3.Symbols used in wiring diagram above are, :Connector, :Terminal (block).
SW2
ON
OFF
4231
ON
OFF
45231
J21 J22 J23 J24
ON
OFF
4231
ON
OFF
4231
J21 J22 J23 J24
J21 J22 J23 J24
J11 J12 J13 J14 J15
PMH-P1BA2
PMH-P2BA2
PMH-P1.6BA2
PMH-P1/1.6/2BA2
SW1
MODELS Manufacture Service board
<w1>
OC279---1.qxp 02.5.29 2:26 PM Page 7

8
4PARTS LIST
PANEL PARTS
PMH-P1BA2
PMH-P1.6BA2
PMH-P2BA2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
2
2
2
1
1
1
2
1
2
1
1
1
(DT88D360H03)
AIR OUTLET GRILLE
LATCH
HANGER
PANEL HOOK
GRILLE CATCH
LL.FILTER
LL.FILTER
INTAKE GRILLE
GRILLE CATCH
RECEIVER COVER
MAGNET
SCREW CAP
REMOTE CONTROLLER
REMOTE CONTROLLER CABLE
No. Part No. Part Name Specification
Q'ty/set Price
Unit
Amount
Remarks
(Drawing No.)
Wiring
Diagram
Symbol
Recom-
mended
Q'ty
BA2
PMH-P1,1.6,2
T7W E11 003
R01 E00 055
—
R01 E00 099
R01 E01 054
R01 E01 500
R01 E02 500
T7W E01 691
R01 E00 054
R01 E00 648
R01 E00 044
R01 E00 096
T7W E06 713
T7W A00 305
6
7
8
9
10
11
12
11
1
23
4
5
2
3
4
5
13
14
ON/OFF
CENTRALLYCONTROLLED
ERRORCODE
CLOCK
ON OFF
˚C
CHECK
CHECKMODE
FILTER
TESTRUN
FUNCTION
1Hr.
NOTAVAILABLE
STANDBY
DEFROST
TEMP.
OC279---1.qxp 02.5.29 2:26 PM Page 8

9
FUNCTIONAL PARTS
PMH-P1BA2
PMH-P1.6BA2
PMH-P2BA2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
PMH-P·BA2
TH1
TH2
TH5
MV
DS
DP
MF
(DT00A478G78)
(RG02L277H02)
(RG00L311G13)
CABINET
COVER
BEARING MOUNT
SLEEVE BEARING
LINE FLOW FAN
STABILIZER ASSY
VANE SLEEVE
HEAT EXCHANGER
HEAT EXCHANGER
DRAIN PAN ASSY
ROOM TEMPERATURE THERMISTOR
GUIDE VANE
PIPE TEMPERATURE THERMISTOR / LIQUID
CONDENSER / EVAPORATOR TEMPERATURE THERMISTOR
VANE
VANE MOTOR
CASING ASSY
SENSOR HOLDER
DRAIN SENSOR
DRAIN PUMP
MOTOR SUPPORT
FAN MOTOR
MOTOR MOUNT
DRAIN PIPE
CONTROL BOX COVER
SCREW ASSY
No.
Part No. Part Name Specification
Q'ty/set Price
Unit
Amount
Remarks
(Drawing No.)
Wiring
Diagram
Symbol
Recom-
mended
Q'ty
1.6
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
12
—
—
R01 22A 102
R01 005 103
R01 E02 114
R01 E00 079
R01 E00 092
T7W E69 480
T7W E70 480
R01 E10 529
R01 E00 202
R01 E00 038
R01 E41 202
R01 E44 202
R01 E01 002
R01 E01 223
R01 E00 110
R01 31K 241
R01 E01 266
T7W E02 355
R01 E00 130
R01 E03 220
R01 E01 105
R01 E00 527
—
R01 E01 673
6
7
8
1
2
3
4
5
13
14
19
16
15
23
24
18
17
9
10
22
11
12
21
20
Part number that is circled is not shown in the figure.
SLEEVE
BEARING
ROOM
TEMPERATURE
THERMISTOR
PIPE TEMPERATURE
THERMISTOR / LIQUID
CONDENSER / EVAPORATOR
TEMPERATURE THERMISTOR
VANE
SLEEVE
VANE MOTOR
OC279---1.qxp 02.5.29 2:26 PM Page 9

10
1
2
3
4
5
(RG02B337G10)
TB4
TB5
FUSE
I.B
CONTROL BOX
TERMINAL BLOCK
TERMINAL BLOCK
FUSE
INDOOR CONTROLLER BOARD
No. Part No. Part Name Specification
Q'ty/set Price
Unit
Amount
Remarks
(Drawing No.)
Wiring
Diagram
Symbol
Recom-
mended
Q'ty
PMH-P1,1.6,2
BA2
3P (S1, S2, S3)
2P (1, 2)
250V 6.3A
—
T7W E13 716
T7W 515 716
T7W 520 239
T7W E26 310
1
1
1
1
1
4
5
ELECTRICAL PARTS
PMH-P1BA2
PMH-P1.6BA2
PMH-P2BA2
1
2
3
OC279---1.qxp 02.5.29 2:26 PM Page 10