Panasonic CS-MC90KE User manual

ServiceManual

Multi-Split Air Conditioner

Contents

●Features ..........................................................1

●Functions ...................................................2 – 4

●Product Specifications .............................5 – 10

●Dimensions............................................11 – 12

●Refrigeration Cycle Diagram .........................13

●Block Diagram .......................................14 – 16

●Wiring Diagram......................................17 – 19

●Operation Details...................................20 – 26

●Installation Information ..........................27 – 28

●3-way Valve ...........................................29 – 35

●Servicing Information.............................36 – 39

●Troubleshooting Guide ..........................40 – 41

●Technical Data.......................................42 – 44

●Exploded View.............................45, 47, 49, 51

●Replacement Parts List ...............46, 48, 50, 52

●Electronic Parts List...............................53 – 54

CS-MC90KE / CU-MC140KE

CS-MC90KE / CU-MC180KE

CS-MC90KE / CU-3MC200KE

ORDER NO. MAC9702008C2

 1997 Matsushita Industrial Corp. Sdn. Bhd.

(11969-T)

tion is a violation of law.

Untitled-22 6/25/00, 5:27 PM1

– 55 –

MAC9702008C2

CS-MC90KE

Printed in Malaysia

P970602400YW

MAICO

Electronic Parts List

<Model: CU-3MC200KE>

CWA741165 • ELECTRONIC CONTROLLER

DESCRIPTION & NAME

ZNR

ZENER DIODE

DIODE

ZENER DIODE

PHOTO ISOLATOR

DIODE

PHOTO ISOLATOR

DIODE

ZNR

FUSE

TRANSISTOR

RELAY

SWITCH

PART NO.

ERZC10DK471U

RD24EB - T1

1S1553 - TP3

RD12EB - T1

TLP521 - 1GB

D1N60 - 4070

TLP521 - 1GB

D1N60 - 4070

1SS133T - 77

1S1553 - TP3

D1N60 - 4070

ERZC10DK471U

250VSC3A

TC4093BP

TC4069UBP

TA7555P

2SC1173 - 0

UN4215 - S - TA

G4FN - 24VDC or G4F - 24VDC

G4U - 24VDC or G4U - 1 - 24VDC

SSA042

SYMBOL

D12

D13

D14

D15

D16

D17

D18

D19

D20

D21

D22

D50

D51

FUSE

IC1

IC2

IC3

RY - C

RY - VA

RY - VB

SW1

(Note) ●All parts are supplied from ADC / JAPAN.

Untitled-30 6/25/00, 5:38 PM55

– 1 –

MAC9702008C2

CS-MC90KE

WARNING

Thisserviceinformation isdesigned forexperienced repair techniciansonly andis notdesigned foruse bythe generalpublic. Itdoes notcontain

warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity

should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with

in this service information by anyone else could result in serious injury or death.

PRECAUTION OF LOW TEMPERATURE

In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigeration circuit.

• High Efficiency

• Compact Design

• Comfort Improvement

– Wider range of horizontal discharge air

– Longer hours of sleep mode operation

• Auto Restart

– Auto restart operation after power failure

• Removable and Washable

Front Panel

• Installation Work Improve-

ment

– Long piping up to 15 m for each unit.

Features

Untitled-23 6/25/00, 5:29 PM1

– 2 –

MAC9702008C2

CS-MC90KE

Remote Control

Functions

Operation OFF / ON

OFF / ON IRoom Temperature Setting

TEMP.

• Temperature Setting (16˚C to 30˚C)

• Automatic Operation

m /n 2˚C lower than standard

n Standard

n -o 2˚C higher than standard

Operation Mode Selection

•AUTO Automatic Operation Mode

•COOL Cooling Operation Mode

•DRY Soft Dry Operation Mode

•FAN Air Circulation Mode

MODE

TIME Time / Timer Setting

• Hours and minutes setting.

Clock Setting

• Current time setting.

Sleep Mode Operation OFF / ON

SLEEP

Indoor Fan Speed Selection

FAN SPEED

•h j k Low Speed

•h j k Medium Speed

lll

•h j k High Speed

lllll

•AUTOFAN Automatic Fan Speed

•SWING Automatic Airflow Direction

Control

•MANUAL Airflow Direction Manual Control

Airflow Direction Control

• 24-hour, OFF / ON Real Timer Setting.

ON-TIMER

OFF-TIMER Timer Operation Selection

SET

CANCEL Timer Operation Set / Cancel

• ON Timer and OFF Timer setting and

cancellation.

CLOCK

(q)

AIR SWING

Untitled-23 6/25/00, 5:29 PM2

– 3 –

MAC9702008C2

CS-MC90KE

Indoor Unit

Functions

Power Switch OFF / ON

POWER I

Auto Operation Switch

• Used when the remote control cannot be

used.

Remote Control Signal Receiving

Sound Control

• It can be controlled by pressing Auto

Operation Switch for 10 seconds.

AUTO

OFF / ON

Operation Test Running / Pump

Down Switch

TEST RUN

OFF / ON

Operation Indication Lamps (LED)

•POWER (Red)...... Lights up in operation,

blinks in Automatic

Operation Mode judging

•SLEEP (Orange)..... Lights up in Sleep

Mode Operation

•TIMER (Orange)..... Lights up in Timer

Setting

Auto Restart Control

• Operation is restarted after power failure

at previous setting mode.

Anti-Freezing Control

• Anti-Freezing control for indoor heat

exchanger. (Cooling and Soft Dry)

• Used when test running or servicing.

Sleep Mode Auto Control

• Indoor Fan operates and stops at 4-second

intervals at low speed.

• Operation stops after 8 hours.

Indoor Fan Speed Control

• High, Medium and Low.

• Automatic Fan Speed Mode

– Cooling : Fan rotates at Hi and Me

speed. Deodorizing control is

available.

– Soft Dry : Fan rotates at SLo and Lo

speed. Deodorizing control is

available.

Airflow Direction Control

• Automatic air swing and manual adjusted

by remote control for vertical airflow.

• Manually adjusted by hand for horizontal

airflow.

Operation Mode

• Cooling, Soft Dry, Air Circulation and

Automatic Mode.

Time Delay Safety Control

• Restarting is inhibited for appro. 3 minutes.

7 Minutes Time Save Control

• Cooling Operation only.

Untitled-23 6/25/00, 5:30 PM3

– 4 –

MAC9702008C2

CS-MC90KE

Outdoor Unit

Functions

Compressor Reverse Rotation

Protection Control Restart Control

(3 minutes)

• Once the compressor stops, the compressor

and the outdoor fan motor will not start for 3

minutes.

(Fanmotorisstillrunningifthecompressoris

stopped by overload protector tripping.)

Overload Protector

Starting Current Control

(2 seconds delay)

• When both compressors are started

simultaneously, one compressor will start

immediately whereas another compressor

will start after 2 seconds.

• To protect compressor from reverse rotation

when there is a instantaneous power failure.

• Oncethecompressorisactivated,itdoesnot

stop for 60 secs. (Stops immediately with

remote control stop signal.)

60 secs. Forced Operation Control

Untitled-23 6/25/00, 5:30 PM4

– 5 –

MAC9702008C2

CS-MC90KE

Product Specifications

Inner diameter

Length

Input

Running Current

COP

Starting Current

Cooling Capacity

Moisture Removal

Power Source

Airflow Method

Air Volume

Noise Level

Electrical

Data

Piping Connection Port

(Flare piping)

Pipe Size

(Flare piping)

Drain

Hose

Power Cord Length

Number of core-wire

Dimensions

Net Weight

Compressor

Air Circulation

Height

Width

Depth

Type

Motor Type

Rated Output

Type

Material

Motor Type

Input

Rated Output

Fan Low

Speed Medium

High

Unit

Btu/h

s/h

Pint/h

Phase

Cycle

OUTLET

INTAKE

m3/min (cfm)

dB (A)

W/W

inch

inch (mm)

lb (kg)

rpm

Indoor Air (Lo)

Indoor Air (Me)

Indoor Air (Hi)

Outdoor Air

Single

240 - 220

21.5 - 19.5

CS-MC90KE

(1 unit) 2.82 - 2.78

9,600 - 9,400

(1 unit) 1.6

3.4

SIDE VIEW

7.2 (250)

7.4 (260)

7.5 (260)

–

High 36 - 35, Low 31 - 29

(1 unit) 30 - 25

(2 units) 30 ×2 - 25 ×2

(1 unit) 0.14 - 0.13

(2 units) 0.14 × 2 - 0.13 ×2

(1 unit) 2.5 - 2.5

G ; Half Union 3/8"

L ; Half Union 1/4"

G (gas side) ; 3/8"

L (liquid side) ; 1/4"

0.7

2.1

3 (1.0 mm2)

11-7/16 (290)

31-15/32 (799)

6-29/32 (175)

18 (8.0)

–

Cross-flow Fan

AS + Glass Fiber 30%

Induction (4-poles)

990

1,100

1,180

CU-MC140KE

(2 unit) 1.81 ×2 - 1.79 ×2

6,150 ×2 - 6,100 ×2

(2 unit) 1.05 ×2

2.2 ×2

TOP VIEW

–

47 - 46

(1 unit) 1,120 - 1,075

(2 units) 1,160 - 1,110

(1 unit) 4.96 - 4.97

(2 units) 5.12 - 5.14

(2 units) 3.1 - 3.2

G ; 3-way valve 3/8"

L ; 2-way valve 1/4"

G (gas side) ; 3/8"

L (liquid side) ; 1/4"

–

21-1/4 (540)

29-15/16 (760)

9-7/8 (250)

77 (35)

Rotary (1 cylinder)

rolling piston type

Induction (2-poles)

900

Propeller Fan

AES + Glass Fiber 16%

Induction (6-poles)

–

730

Untitled-23 6/25/00, 5:30 PM5

– 6 –

MAC9702008C2

CS-MC90KE

Product Specifications

Description

Tube material

Fin material

Fin Type

Row / Stage

FPI

Size (W ×H ×L)

µF, VAC

Length

Flow Rate

Inner Diameter

Material

Style

Heat

Exchanger

Refrigerant Control Device

Refrigeration Oil

Refrigerant (R-22)

Thermostat

Protection Device

Capillary Tube

Air Filter

Capacity Control

Compressor Capacitor

Fan Motor Capacitor

Unit

(c.c)

g (oz)

s/min

(Plate fin configuration, forced draft)

Capillary Tube

CS-MC90KE

Evaporator

Copper

Aluminium

Slot Fin

2 ×12

600 ×252 ×25.4

–

Electronic Control

–

P.P.

Honeycomb

–

0.6 µF, 400 VAC

CU-MC140KE

Condenser

Copper

Aluminium

Corrugated Fin

1 ×20

687 ×508 ×22

Capillary Tube

SUNISO 4GDID or

ATMOS M60 (350)

850 (30.0)

–

Overload Protector

430

16.1

1.6

–

30 µF, 440 VAC

1.0 µF, 430 VAC

• Specifications are subject to change without notice for further improvement.

Untitled-23 6/25/00, 5:30 PM6

– 7 –

MAC9702008C2

CS-MC90KE

Product Specifications

Inner diameter

Length

Input

Running Current

COP

Starting Current

Cooling Capacity

Moisture Removal

Power Source

Airflow Method

Air Volume

Noise Level

Electrical

Data

Piping Connection Port

(Flare piping)

Pipe Size

(Flare piping)

Drain

Hose

Power Cord Length

Number of core-wire

Dimensions

Net Weight

Compressor

Air Circulation

Height

Width

Depth

Type

Motor Type

Rated Output

Type

Material

Motor Type

Input

Rated Output

Fan Low

Speed Medium

High

Unit

Btu/h

s/h

Pint/h

Phase

Cycle

OUTLET

INTAKE

m3/min (cfm)

dB (A)

W/W

inch

inch (mm)

lb (kg)

rpm

Indoor Air (Lo)

Indoor Air (Me)

Indoor Air (Hi)

Outdoor Air

Single

240 - 220

3.2 - 3.3

CS-MC90KE

(1 unit) 2.44 - 2.40

8,300 - 8,100

(1 unit) 1.5

3.2

SIDE VIEW

7.2 (250)

7.4 (260)

7.5 (260)

–

High 36 - 35, Low 31 - 29

(1 unit)

770 - 730

(1 unit)

3.3 - 3.4

(1 unit) 16 - 15

G ; Half Union 3/8"

L ; Half Union 1/4"

G (gas side) ; 3/8"

L (liquid side) ; 1/4"

0.7

2.1

3 (1.0 mm2)

11-7/16 (290)

31-15/32 (799)

6-29/32 (175)

18 (8.0)

–

Cross-flow Fan

AS + Glass Fiber 30%

Induction (4-poles)

990

1,100

1,180

CU-MC180KE

(2 units)2.44 ×2 - 2.40 ×2

8,300 ×2 - 8,100 ×2

(2 units)1.3 × 2

2.75 ×2

TOP VIEW

–

55 - 53

(2 units)

770 ×2 - 730 ×2

(2 units)

3.3 ×2 - 3.4 ×2

(2 units) 16 ×2 - 15 ×2

G ; 3-way valve 3/8"

L ; 2-way valve 1/4"

G (gas side) ; 3/8"

L (liquid side) ; 1/4"

–

25-21/32 (651)

35-3/16 (893)

13-19/32 (345)

132 (60)

Rotary (1 cylinder)

rolling piston type

Induction (2-poles)

650 ×2

Propeller Fan

AES + Glass Fiber 16%

Induction (6-poles)

108

–

730

Untitled-23 6/25/00, 5:30 PM7

– 8 –

MAC9702008C2

CS-MC90KE

Product Specifications

Description

Tube material

Fin material

Fin Type

Row / Stage

FPI

Size (W ×H ×L)

µF, VAC

Length

Flow Rate

Inner Diameter

Material

Style

Heat

Exchanger

Refrigerant Control Device

Refrigeration Oil

Refrigerant (R-22)

Thermostat

Protection Device

Capillary Tube

Air Filter

Capacity Control

Compressor Capacitor

Fan Motor Capacitor

Unit

(c.c)

g (oz)

s/min

(Plate fin configuration, forced draft)

Capillary Tube

CS-MC90KE

Evaporator

Copper

Aluminium

Slot Fin

2 ×12

600 ×252 ×25.4

–

Electronic Control

–

P.P.

Honeycomb

–

0.6 µF, 400 VAC

CU-MC180KE

Condenser

Copper

Aluminium

Corrugated Fin

2 ×24

560 ×609.6 ×44

Capillary Tube

SUNISO 4GDID or

ATMOS M60 (270)

650 ×2 (22.9 ×2)

–

Overload Protector

1,170

10.0

1.6

–

25 µF, 370 VAC

3.0 µF, 450 VAC

• Specifications are subject to change without notice for further improvement.

Untitled-23 6/25/00, 5:30 PM8

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