Sanyo KS2472 User manual

IMPORTANT

These air conditioners employ new

refrigerant R410A.

Pay special attention when

servicing the unit.

TECHNICAL & SERVICE MANUAL

KS1872 + C1872

+ CL1872

KS2472 + C2472

+ CL2472

DC INVERTER SPLIT SYSTEM AIR CONDITIONER

Indoor Unit

FILE NO.

Destination: North America

Outdoor Model No.

C1872

C2472

CL1872

CL2472

Product Code No.

1 852 330 36

1 852 330 37

1 852 330 40

1 852 330 41

Outdoor Unit

KS1872

KS2472

C1872

CL1872

C2472

CL2472

REFERENCE NO. SM700663

Indoor Model No.

KS1872

KS2472

Product Code No.

1 852 099 83

1 852 099 84

AIR CO

N

D

I

T

I

O

N

E

R

When Wiring

ELECTRICAL SHOCK CAN CAUSE

SEVERE PERSONAL INJURY OR DEATH.

ONLY A QUALIFIED, EXPERIENCED

ELECTRICIAN SHOULD ATTEMPT TO

WIRE THIS SYSTEM.

SPECIAL PRECAUTIONS

This symbol refers to a hazard

or unsafe practice which can

result in severe personal

injury or death.

This symbol refers to a hazard

or unsafe practice which can

result in personal injury or

product or property damage.

CAUTION

WARNING

Important!

Please Read Before Starting

This air conditioning system meets strict safety and operating

standards. As the installer or service person, it is an

important part of your job to install or service the system so it

operates safely and efficiently.

For safe installation and trouble-free operation, you must:

Carefully read this instruction booklet before beginning.

Follow each installation or repair step exactly as shown.

Observe all local, state, and national electrical codes.

Pay close attention to all warning and caution notices given

in this manual.

If Necessary, Get Help

These instructions are all you need for most installation

sites and maintenance conditions. If you require help for

a special problem, contact our sales/service outlet or

your certified dealer for additional instructions.

In Case of Improper Installation

The manufacturer shall in no way be responsible for

improper installation or maintenance service, including

failure to follow the instructions in this document.

Do not supply power to the unit until all wiring and tubing

are completed or reconnected and checked.

Highly dangerous electrical voltages are used in this

system. Carefully refer to the wiring diagram and these

instructions when wiring. Improper connections and

inadequate grounding can cause accidental injury or death.

Ground the unit following local electrical codes.

Connect all wiring tightly. Loose wiring may cause

overheating at connection points and a possible fire

hazard.

When Transporting

Be careful when picking up and moving the indoor and

outdoor units. Get a partner to help, and bend your knees

when lifting to reduce strain on your back. Sharp edges or thin

aluminum fins on the air conditioner can cut your fingers.

When Installing

In a Ceiling or Wall

Make sure the ceiling/wall is strong enough to hold the unit’s

weight. It may be necessary to construct a strong wood or

metal frame to provide added support.

In a Room

Properly insulate any tubing run inside a room to prevent

"sweating" that can cause dripping and water damage to walls

and floors.

In Moist or Uneven Locations

Use a raised concrete pad or concrete blocks to provide a

solid, level foundation for the outdoor unit. This prevents water

damage and abnormal vibration.

In an Area with High Winds

Securely anchor the outdoor unit down with bolts and a metal

frame. Provide a suitable air baffle.

In a Snowy Area (for Heat Pump-type Systems)

Install the outdoor unit on a raised platform that is higher than

drifting snow. Provide snow vents.

When Connecting Refrigerant Tubing

Use the flare method for connecting tubing.

Apply refrigerant lubricant to the matching surfaces of the

flare and union tubes before connecting them, then tighten

the nut with a torque wrench for a leak-free connection.

Check carefully for leaks before starting the test run.

When Servicing

Tu rn the power off at the main power box (mains) before

opening the unit to check or repair electrical parts and

wiring.

Keep your fingers and clothing away from any moving parts.

Clean up the site after you finish, remembering to check

that no metal scraps or bits of wiring have been left inside

the unit being serviced.

Others

Ventilate any enclosed areas when installing or testing the

refrigeration system. Escaped refrigerant gas, on contact

with fire or heat, can produce dangerously toxic gas.

Confirm upon completing installation that no refrigerant gas

is leaking. If escaped gas comes in contact with a stove,

gas water heater, electric room heater or other heat source,

it can produce dangerously toxic gas.

•

2

Table of Contents

1. OPERATING RANGE

2. SPECIFICATIONS

2-1. Unit Specifications

2-2. Major Component Specifications

2-3. Other Component Specifications

3. DIMENSIONAL DATA

4. REFRIGERANT FLOW DIAGRAM

4-1. Refrigerant Flow Diagram

5. PERFORMANCE DATA

5-1. Temperature Charts

5-2. Air Throw Distance Charts

6. ELECTRICAL DATA

6-1. Electrical Characteristics

6-2. Electric Wiring Diagrams

7. INSTALLATION INSTRUCTIONS

7-1. Installation Site Selection

7-2. Recommended Wire Length and Diameter

7-3. Remote Control Unit Installation Position

7-4. How to Test Run the Air Conditioner

7-5. Remove the Grille to Install the Indoor Unit

8. MAINTENANCE

8-1. Address Setting of the Remote Control Unit

8-2. Disconnecting and Connecting Positive Connector for Outdoor Unit

9. FUNCTIONS

9-1. Operation Functions

9-2. Protective Functions

5

6

14

20

21

24

25

29

31

33

37

39

40

41

42

43

44

45

47

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Page

3

10. TROUBLESHOOTING

10-1. Precautions before Performing Inspection or Repair

10-2. Method of Self-Diagnostics

10-3. Checking the Indoor and Outdoor Units

10-4. Trouble Diagnosis of Fan Motor

10-5. Noise Malfunction and Electromagnetic Interference

11. CHECKING ELECTRICAL COMPONENTS

11-1. Measurement of Insulation Resistance

11-2. Checking Continuity of Fuse on PCB Ass'y

12. REFRIGERANT R410A:

SPECIAL PRECAUTIONS WHEN SERVICING UNIT

12-1. Characteristics of New Refrigerant R410A

12-2. Checklist before Servicing

12-3. Tools Specifically for R410A

12-4. Tubing Installation Procedures

12-5. In Case of Compressor Malfunction

12-6. In Case Refrigerant is Leaking

12-7. Charging Additional Refrigerant

12-8. Retro-Fitting Existing Systems

APPENDIX INSTRUCTION MANUAL

48

51

52

54

55

56

57

58

59

60

62

63

64

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Page

4

95 °F D.B. / 71 °F W.B.

67 °F D.B. / 57 °F W.B.

1. OPERATING RANGE

Maximum

Minimum

115 °F D.B.

67 °F D.B.

Temperature Indoor Air Intake Temp. Outdoor Air Intake Temp.

Cooling

95 °F D.B. / 71 °F W.B.

67 °F D.B. / 57 °F W.B.

Maximum

Minimum

115 °F D.B.

0 °F D.B.

Temperature Indoor Air Intake Temp. Outdoor Air Intake Temp.

Cooling

Models : KS1872 + C1872

KS2472 + C2472

Models : KS1872 + CL1872

KS2472 + CL2472

5

6

2. SPECIFICATIONS

2-1. Unit Specifications

Indoor Unit KS1872

Outdoor Unit C1872

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

Cooling: Indoor air temperature 80°F D.B. / 67°F W.B.

Outdoor air temperature 95°F D.B. / 75°F W.B.

( 4,100 to 17,700 )

Air Circulation (High)

Shipping Volume

20

Voltage Rating

Pints/h

Capacity

ft

3

/min (m

3

/h)

Performance

%

Power Factor

Electrical Rating

Features

SEER

Compressor Locked Rotor Amperes

BTU/W

A

Fuse or Circuit Breaker Capacity

A

Controls / Temperature Control

Control Unit

Microprocessor / I.C. Thermister

Wireless Remote Control Unit

Manual

Auto

Timer

Indoor / Outdoor

Fan Speeds

24-Hour ON or OFF Timer, 1-Hour OFF Timer

Auto and 3 steps / Auto (Hi,Me,Lo)

Airflow Direction (Indoor)

Horizontal

R410A / 2.87 (1.3)

Electric Expansion Valve

Washable, Anti-Mold

DC Twin Rotary (Inverter)

Flare Type

25 (7.5)

42 / 38 / 30 / 28

51

1/4 (6.35)

1/2 (12.7)

Optional / Air Clean Filter

11-23/32

(298)

26-3/8

(670)

Moisture Removal (High)

W

Power Input

V

A

Available Voltage Range

Running Amperes

17.5

Dimensions & Weight

(*Qt = Quiet mode)

Refrigerant Tubing Connections

Refrigerant Tube Kit / Accessories

Refrigerant

Tube Diameter

Outdoor Unit

Indoor Unit

ft. (m)

lb. (kg)

Unit Dimensions

Package Dimensions

Weight

inch (mm)

Depth

Height

Width

Max. allowable tubing length at shipment

Outdoor : Hi

inch (mm)

Vertical

dB-A

Air Filter

Operation Sound

Compressor

Refrigerant / Amount charged at shipment

lb. (kg)

Refrigerant Control

Depth

Net

Narrow tube

Wide tube

cu.ft (m

3

)

Indoor : Hi/Me/Lo/Qt*

Shipping

inch (mm)

Height

16

Cooling

kW

BTU/h

230V Single-Phase 60Hz

524 (890)

4.89

Cooling

187 to 253

( 1.2 to 5.2 )

17,600

5.15

93

( 1.2 to 7.0 )

( 250 to 1,500 )

7.0

1,500

34-21/32

(880)

8-19/32

(218)

11-7/32

(285)

41-15/16

(1,065)

11-3/8

(289)

29-1/8

(740)

44-7/8

(1,140)

39-27/32

(1,012)

14-31/32

(380)

26.5

(12.0)

90.4

(41.0)

14-29/32

(379)

33.1

(15.0)

99.2

(45.0)

4.24

(0.12)

9.89

(0.28)

<

230V

>

7

Indoor Unit KS1872

Outdoor Unit C1872

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

Cooling: Indoor air temperature 80°F D.B. / 67°F W.B.

Outdoor air temperature 95°F D.B. / 75°F W.B.

( 4,100 to 17,700 )

Air Circulation (High)

Shipping Volume

4.24

(0.12)

9.89

(0.28)

33.1

(15.0)

99.2

(45.0)

14-31/32

(380)

26.5

(12.0)

90.4

(41.0)

14-29/32

(379)

44-7/8

(1,140)

39-27/32

(1,012)

(285)

11-3/8

(289)

29-1/8

(740)

8-19/32

(218)

11-7/32

20

11-23/32

(298)

26-3/8

(670)

42 / 38 / 30 / 28

51

Manual

Auto

Electric Expansion Valve

Voltage Rating

Pints/h

Capacity

ft

3

/min (m

3

/h)

Performance

%

Power Factor

Features

SEER

Compressor Locked Rotor Amperes

BTU/W

A

Fuse or Circuit Breaker Capacity

A

Controls / Temperature Control

Control Unit

Microprocessor / I.C. Thermister

Wireless Remote Control Unit

Timer

Indoor / Outdoor

Fan Speeds

24-Hour ON or OFF Timer, 1-Hour OFF Timer

Auto and 3 steps / Auto (Hi,Me,Lo)

Airflow Direction (Indoor)

Horizontal

R410A / 2.87 (1.3)

Washable, Anti-Mold

DC Rotary (Inverter)

Vertical

Flare Type

25 (7.5)

1/4 (6.35)

1/2 (12.7)

Optional / Air Clean Filter

41-15/16

(1,065)

34-21/32

(880)

Electrical Rating

Moisture Removal (High)

W

Power Input

V

A

Available Voltage Range

Running Amperes

17.5

Dimensions & Weight

(*Qt = Quiet mode)

Refrigerant Tubing Connections

Refrigerant Tube Kit / Accessories

Refrigerant

Tube Diameter

Outdoor Unit

Indoor Unit

ft. (m)

lb. (kg)

Unit Dimensions

Package Dimensions

Weight

inch (mm)

Depth

Height

Width

Max. allowable tubing length at shipment

Outdoor : Hi

inch (mm)

dB-A

Air Filter

Operation Sound

Compressor

Refrigerant / Amount charged at shipment

lb. (kg)

Refrigerant Control

Depth

Net

Narrow tube

Wide tube

cu.ft (m

3

)

Indoor : Hi/Me/Lo/Qt*

Shipping

inch (mm)

Height

16

Cooling

kW

BTU/h

208V Single-Phase 60Hz

524 (890)

4.89

Cooling

187 to 253

( 1.2 to 5.2 )

17,600

5.15

94

( 1.2 to 7.7 )

( 250 to 1,500 )

7.7

1,500

<

208V

>

8

Indoor Unit KS2472

Outdoor Unit C2472

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

Cooling: Indoor air temperature 80°F D.B. / 67°F W.B.

Outdoor air temperature 95°F D.B. / 75°F W.B.

( 4,100 to 24,200 )

Air Circulation (High)

Shipping Volume

4.24

(0.12)

12.71

(0.36)

33.1

(15.0)

127.9

(58.0)

16-1/4

(413)

26.5

(12.0)

119.0

(54.0)

44-7/8

(1,140)

40-5/8

(1,032)

(320)

11-3/8

(289)

33-27/32

(860)

20

11-23/32

(298)

29-1/8

(740)

47 / 44 / 41 / 30

55

Manual

Auto

Electric Expansion Valve

Voltage Rating

Pints/h

Capacity

ft

3

/min (m

3

/h)

Performance

%

Power Factor

Features

SEER

Compressor Locked Rotor Amperes

BTU/W

A

Fuse or Circuit Breaker Capacity

A

Controls / Temperature Control

Control Unit

Microprocessor / I.C. Thermister

Wireless Remote Control Unit

Timer

Indoor / Outdoor

Fan Speeds

24-Hour ON or OFF Timer, 1-Hour OFF Timer

Auto and 3 steps / Auto (Hi,Me,Lo)

Airflow Direction (Indoor)

Horizontal

R410A / 4.30 (1.95)

Washable, Anti-Mold

DC Twin Rotary (Inverter)

Vertical

Flare Type

33 (10)

1/4 (6.35)

5/8 (15.88)

Optional / Air Clean Filter

41-15/16

(1,065)

14-29/32

(379)

35-7/16

(900)

8-19/32

(218)

12-19/32

Electrical Rating

Moisture Removal (High)

W

Power Input

V

A

Available Voltage Range

Running Amperes

17.5

Dimensions & Weight

(*Qt = Quiet mode)

Refrigerant Tubing Connections

Refrigerant Tube Kit / Accessories

Refrigerant

Tube Diameter

Outdoor Unit

Indoor Unit

ft. (m)

lb. (kg)

Unit Dimensions

Package Dimensions

Weight

inch (mm)

Depth

Height

Width

Max. allowable tubing length at shipment

Outdoor : Hi

inch (mm)

dB-A

Air Filter

Operation Sound

Compressor

Refrigerant / Amount charged at shipment

lb. (kg)

Refrigerant Control

Depth

Net

Narrow tube

Wide tube

cu.ft (m

3

)

Indoor : Hi/Me/Lo/Qt*

Shipping

inch (mm)

Height

16

Cooling

kW

BTU/h

230V Single-Phase 60Hz

600 (1,020)

4.89

Cooling

187 to 253

( 1.2 to 7.1 )

24,200

7.1

95

( 1.3 to 10.8 )

( 280 to 2,355 )

10.8

2,355

<

230V

>

9

Indoor Unit KS2472

Outdoor Unit C2472

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

Cooling: Indoor air temperature 80°F D.B. / 67°F W.B.

Outdoor air temperature 95°F D.B. / 75°F W.B.

( 4,100 to 24,200 )

Air Circulation (High)

Shipping Volume

A

Voltage Rating

Pints/h

Capacity

ft

3

/min (m

3

/h)

Performance

Electrical Rating

Moisture Removal (High)

W

Microprocessor / I.C. Thermister

Wireless Remote Control Unit

%

Power Factor

Features

SEER

Compressor Locked Rotor Amperes

BTU/W

A

Fuse or Circuit Breaker Capacity

Airflow Direction (Indoor)

Horizontal

Controls / Temperature Control

Control Unit

Timer

Indoor / Outdoor

Fan Speeds

24-Hour ON or OFF Timer, 1-Hour OFF Timer

Auto and 3 steps / Auto (Hi,Me,Lo)

Washable, Anti-Mold

DC Twin Rotary (Inverter)

Manual

Auto

Flare Type

33 (10)

R410A / 4.30 (1.95)

Electric Expansion Valve

Power Input

V

A

Available Voltage Range

Running Amperes

17.5

Dimensions & Weight

(*Qt = Quiet mode)

Refrigerant Tubing Connections

Refrigerant Tube Kit / Accessories

Refrigerant

Tube Diameter

Outdoor Unit

Indoor Unit

ft. (m)

lb. (kg)

Unit Dimensions

Package Dimensions

Weight

inch (mm)

Depth

Height

Width

Max. allowable tubing length at shipment

Outdoor : Hi

inch (mm)

Vertical

dB-A

Air Filter

Operation Sound

Compressor

Refrigerant / Amount charged at shipment

lb. (kg)

Refrigerant Control

Depth

Net

Narrow tube

Wide tube

cu.ft (m

3

)

Indoor : Hi/Me/Lo/Qt*

Shipping

inch (mm)

Height

16

Cooling

kW

BTU/h

208V Single-Phase 60Hz

600 (1,020)

4.89

Cooling

187 to 253

( 1.2 to 7.1 )

24,200

7.1

94

( 1.3 to 12.1 )

( 280 to 2,350 )

12.1

2,355

20

11-23/32

(298)

29-1/8

(740)

47 / 44 / 41 / 30

55

1/4 (6.35)

5/8 (15.88)

Optional / Air Clean Filter

35-7/16

(900)

8-19/32

(218)

12-19/32

(320)

41-15/16

(1,065)

11-3/8

(289)

33-27/32

(860)

44-7/8

(1,140)

40-5/8

(1,032)

16-1/4

(413)

26.5

(12.0)

119.0

(54.0)

14-29/32

(379)

33.1

(15.0)

127.9

(58.0)

4.24

(0.12)

12.71

(0.36)

<

208V

>

10

Indoor Unit KS1872

Outdoor Unit CL1872

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

Cooling: Indoor air temperature 80°F D.B. / 67°F W.B.

Outdoor air temperature 95°F D.B. / 75°F W.B.

( 4,100 to 17,700 )

Air Circulation (High)

Shipping Volume

A

Voltage Rating

Pints/h

Capacity

ft

3

/min (m

3

/h)

Performance

Electrical Rating

Moisture Removal (High)

W

Microprocessor / I.C. Thermister

Wireless Remote Control Unit

%

Power Factor

Features

SEER

Compressor Locked Rotor Amperes

BTU/W

A

Fuse or Circuit Breaker Capacity

Airflow Direction (Indoor)

Horizontal

Controls / Temperature Control

Control Unit

Timer

Indoor / Outdoor

Fan Speeds

24-Hour ON or OFF Timer, 1-Hour OFF Timer

Auto and 3 steps / Auto (Hi and multi steps)

Washable, Anti-Mold

DC Twin Rotary (Inverter)

Manual

Auto

Flare Type

33 (10)

R410A / 2.87 (1.3)

Electric Expansion Valve

1/4 (6.35)

1/2 (12.7)

Optional / Air Clean Filter

11-23/32

(298)

26-3/8

(670)

Power Input

V

A

Available Voltage Range

Running Amperes

17.5

Dimensions & Weight

(*Qt = Quiet mode)

Refrigerant Tubing Connections

Refrigerant Tube Kit / Accessories

Refrigerant

Tube Diameter

Outdoor Unit

Indoor Unit

ft. (m)

lb. (kg)

Unit Dimensions

Package Dimensions

Weight

inch (mm)

Depth

Height

Width

Max. allowable tubing length at shipment

Outdoor : Hi

inch (mm)

Vertical

dB-A

Air Filter

Operation Sound

Compressor

Refrigerant / Amount charged at shipment

lb. (kg)

Refrigerant Control

Depth

Net

Narrow tube

Wide tube

cu.ft (m

3

)

Indoor : Hi/Me/Lo/Qt*

Shipping

inch (mm)

Height

16

Cooling

kW

BTU/h

230V Single-Phase 60Hz

524 (890)

4.89

Cooling

187 to 253

( 1.2 to 5.2 )

17,600

5.15

93

( 1.2 to 7.0 )

( 250 to 1,500 )

7.0

1,500

34-21/32

(880)

8-19/32

(218)

11-7/32

(285)

41-15/16

(1,065)

(1,012)

11-3/8

(289)

29-1/8

(740)

33.1

44-7/8

(1,140)

39-27/32

14-31/32

(380)

26.5

(12.0)

90.4

(41.0)

14-29/32

(379)

20

42 / 38 / 30 / 28

51

4.24

(0.12)

9.89

(0.28)

(15.0)

99.2

(45.0)

<

230V

>

11

Indoor Unit KS1872

Outdoor Unit CL1872

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

Cooling: Indoor air temperature 80°F D.B. / 67°F W.B.

Outdoor air temperature 95°F D.B. / 75°F W.B.

( 4,100 to 17,700 )

Air Circulation (High)

Shipping Volume

20

42 / 38 / 30 / 28

51

4.24

(0.12)

9.89

(0.28)

(15.0)

99.2

(45.0)

(380)

26.5

(12.0)

90.4

(41.0)

14-29/32

(379)

33.1

44-7/8

(1,140)

39-27/32

14-31/32

(1,012)

11-3/8

(289)

29-1/8

(740)

34-21/32

(880)

8-19/32

(218)

11-7/32

(285)

41-15/16

(1,065)

( 1.2 to 5.2 )

17,600

5.15

94

( 1.2 to 7.7 )

( 250 to 1,500 )

7.7

1,500

16

Cooling

kW

BTU/h

208V Single-Phase 60Hz

524 (890)

4.89

Cooling

187 to 253

cu.ft (m

3

)

Indoor : Hi/Me/Lo/Qt*

Shipping

inch (mm)

Height

Depth

Net

Narrow tube

Wide tube

Vertical

dB-A

Air Filter

Operation Sound

Compressor

Refrigerant / Amount charged at shipment

lb. (kg)

Refrigerant Control

Max. allowable tubing length at shipment

Outdoor : Hi

inch (mm)

lb. (kg)

Unit Dimensions

Package Dimensions

Weight

inch (mm)

Depth

Height

Width

17.5

Dimensions & Weight

(*Qt = Quiet mode)

Refrigerant Tubing Connections

Refrigerant Tube Kit / Accessories

Refrigerant

Tube Diameter

Outdoor Unit

Indoor Unit

ft. (m)

Power Input

V

A

Available Voltage Range

Running Amperes

1/4 (6.35)

1/2 (12.7)

Optional / Air Clean Filter

11-23/32

(298)

26-3/8

(670)

Flare Type

33 (10)

R410A / 2.87 (1.3)

Electric Expansion Valve

24-Hour ON or OFF Timer, 1-Hour OFF Timer

Auto and 3 steps / Auto (Hi and multi steps)

Washable, Anti-Mold

DC Twin Rotary (Inverter)

Manual

Auto

Airflow Direction (Indoor)

Horizontal

Controls / Temperature Control

Control Unit

Timer

Indoor / Outdoor

Fan Speeds

Microprocessor / I.C. Thermister

Wireless Remote Control Unit

%

Power Factor

Features

SEER

Compressor Locked Rotor Amperes

BTU/W

A

Fuse or Circuit Breaker Capacity

A

Voltage Rating

Pints/h

Capacity

ft

3

/min (m

3

/h)

Performance

Electrical Rating

Moisture Removal (High)

W

<

208V

>

12

Indoor Unit KS2472

Outdoor Unit CL2472

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

Cooling: Indoor air temperature 80°F D.B. / 67°F W.B.

Outdoor air temperature 95°F D.B. / 75°F W.B.

( 4,100 to 24,200 )

Air Circulation (High)

Shipping Volume

20

47 / 44 / 41 / 30

55

4.24

(0.12)

12.71

(0.36)

33.1

(15.0)

127.9

(58.0)

16-1/4

(413)

26.5

(12.0)

119.0

(54.0)

14-29/32

(379)

44-7/8

(1,140)

40-5/8

(1,032)

11-3/8

(289)

33-27/32

(860)

35-7/16

(900)

8-19/32

(218)

12-19/32

(320)

41-15/16

(1,065)

( 1.2 to 7.1 )

24,200

7.1

95

( 1.3 to 10.8 )

( 280 to 2,355 )

10.8

2,355

16

Cooling

kW

BTU/h

230V Single-Phase 60Hz

600 (1,020)

4.89

Cooling

187 to 253

cu.ft (m

3

)

Indoor : Hi/Me/Lo/Qt*

Shipping

inch (mm)

Height

Depth

Net

Narrow tube

Wide tube

Vertical

dB-A

Air Filter

Operation Sound

Compressor

Refrigerant / Amount charged at shipment

lb. (kg)

Refrigerant Control

Max. allowable tubing length at shipment

Outdoor : Hi

inch (mm)

lb. (kg)

Unit Dimensions

Package Dimensions

Weight

inch (mm)

Depth

Height

Width

17.5

Dimensions & Weight

(*Qt = Quiet mode)

Refrigerant Tubing Connections

Refrigerant Tube Kit / Accessories

Refrigerant

Tube Diameter

Outdoor Unit

Indoor Unit

ft. (m)

Power Input

V

A

Available Voltage Range

Running Amperes

1/4 (6.35)

5/8 (15.88)

Optional / Air Clean Filter

11-23/32

(298)

29-1/8

(740)

Flare Type

33 (10)

R410A / 4.30 (1.95)

Electric Expansion Valve

24-Hour ON or OFF Timer, 1-Hour OFF Timer

Auto and 3 steps / Auto (Hi and multi steps)

Washable, Anti-Mold

DC Twin Rotary (Inverter)

Manual

Auto

Airflow Direction (Indoor)

Horizontal

Controls / Temperature Control

Control Unit

Timer

Indoor / Outdoor

Fan Speeds

Microprocessor / I.C. Thermister

Wireless Remote Control Unit

%

Power Factor

Features

SEER

Compressor Locked Rotor Amperes

BTU/W

A

Fuse or Circuit Breaker Capacity

A

Voltage Rating

Pints/h

Capacity

ft

3

/min (m

3

/h)

Performance

Electrical Rating

Moisture Removal (High)

W

<

230V

>

13

Indoor Unit KS2472

Outdoor Unit CL2472

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

Cooling: Indoor air temperature 80°F D.B. / 67°F W.B.

Outdoor air temperature 95°F D.B. / 75°F W.B.

( 4,100 to 24,200 )

Air Circulation (High)

Shipping Volume

20

47 / 44 / 41 / 30

55

4.24

(0.12)

12.71

(0.36)

33.1

(15.0)

127.9

(58.0)

16-1/4

(413)

26.5

(12.0)

119.0

(54.0)

14-29/32

(379)

44-7/8

(1,140)

40-5/8

(1,032)

11-3/8

(289)

33-27/32

(860)

35-7/16

(900)

8-19/32

(218)

12-19/32

(320)

41-15/16

(1,065)

( 1.2 to 7.1 )

24,200

7.1

94

( 1.3 to 12.1 )

( 280 to 2,355 )

12.1

2,355

16

Cooling

kW

BTU/h

208V Single-Phase 60Hz

600 (1,020)

4.89

Cooling

187 to 253

cu.ft (m

3

)

Indoor : Hi/Me/Lo/Qt*

Shipping

inch (mm)

Height

Depth

Net

Narrow tube

Wide tube

Vertical

dB-A

Air Filter

Operation Sound

Compressor

Refrigerant / Amount charged at shipment

lb. (kg)

Refrigerant Control

Max. allowable tubing length at shipment

Outdoor : Hi

inch (mm)

lb. (kg)

Unit Dimensions

Package Dimensions

Weight

inch (mm)

Depth

Height

Width

17.5

Dimensions & Weight

(*Qt = Quiet mode)

Refrigerant Tubing Connections

Refrigerant Tube Kit / Accessories

Refrigerant

Tube Diameter

Outdoor Unit

Indoor Unit

ft. (m)

Power Input

V

A

Available Voltage Range

Running Amperes

1/4 (6.35)

5/8 (15.88)

Optional / Air Clean Filter

11-23/32

(298)

29-1/8

(740)

Flare Type

33 (10)

R410A / 4.30 (1.95)

Electric Expansion Valve

24-Hour ON or OFF Timer, 1-Hour OFF Timer

Auto and 3 steps / Auto (Hi and multi steps)

Washable, Anti-Mold

DC Twin Rotary (Inverter)

Manual

Auto

Airflow Direction (Indoor)

Horizontal

Controls / Temperature Control

Control Unit

Timer

Indoor / Outdoor

Fan Speeds

Microprocessor / I.C. Thermister

Wireless Remote Control Unit

%

Power Factor

Features

SEER

Compressor Locked Rotor Amperes

BTU/W

A

Fuse or Circuit Breaker Capacity

A

Voltage Rating

Pints/h

Capacity

ft

3

/min (m

3

/h)

Performance

Electrical Rating

Moisture Removal (High)

W

<

208V

>

14

2-2. Major Component Specifications

2-2-1. Indoor Unit

Indoor Unit KS1872

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Micro F

VAC

-

Over-Heat Protection

(Ambient Temp. 68

o

F (20

o

C))

Coil Resistance

Ohm

Coil Resistance

Ohm

Safety Device

Flap Motor

Type

Stepping Motor

Rough Measure RPM (Cool)

Run Capacitor

Type

DC Motor

Q'ty ... Dia. and Length

Type

30

1,250

Model ... Q'ty

No. of Poles

SIC-39CVL-D847-2-A ... 1

8

Nominal Output

W

Model

Over-Current Protection

inch (mm)

(Ambient Temp. 77

o

F (25

o

C ))

Each Pair of Terminal : 400 +/- 7%

Control PCB

CB-KS1872

Part No.

Fan Motor

MP24Z3

DC 12V

Rating

Type

Heat Exchanger Coil

Microprocessor

250V 3A

Control Circuit Fuse

Controls

1 ... D3-11/16 / L33-9/32 (D94/L845)

RCS-4VPIS4U

Fan

Cross-Flow

Remote Control Unit

Face Area

ft

2

(m

2

)

3.07 (0.285)

Coil

Rows

Fins per inch

-

Yes

-

Internal Controller

Aluminum Plate Fin / Copper Tube

2

19.5

15

Indoor Unit KS2472

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Micro F

VAC

-

Yes

-

Internal Controller

Aluminum Plate Fin / Copper Tube

2

Heat Exchanger Coil

Face Area

ft

2

(m

2

)

3.07 (0.285)

Coil

Rows

Fins per inch

19.5

Microprocessor

250V 3A

Control Circuit Fuse

Controls

1 ... D3-11/16 / L33-9/32 (D94/L845)

RCS-4VPIS4U

Fan

Cross-Flow

Remote Control Unit

inch (mm)

Type

Q'ty ... Dia. and Length

(Ambient Temp. 77

o

F (25

o

C ))

Each Pair of Terminal : 400 +/- 7%

Control PCB

CB-KS2472

Part No.

Fan Motor

-

MP24Z3

DC 12V

Coil Resistance

Ohm

Safety Device

Rating

Type

Model

Over-Current Protection

Over-Heat Protection

(Ambient Temp. 68

o

F (20

o

C))

Nominal Output

W

Coil Resistance

Ohm

30

1,500

Model ... Q'ty

No. of Poles

SIC-39CVL-D847-2-A ... 1

8

Type

Flap Motor

Type

Stepping Motor

Rough Measure RPM (Cool)

Run Capacitor

DC Motor

16

2-2-2. Outdoor Unit

Outdoor Unit C1872

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Pints (cc)

Ohm R - S : 0.482

S - T : 0.482

T - R : 0.482

CT (Peak current cut-off control)

Compressor Discharge Temp. Control

Operation cut-off control in abnormal ambient Temp.

Model

Operation Temp.

Micro F

VAC

RED - WHT : 77.5

WHT - BLU : 77.5

BLU - RED : 77.5

Type

Over- Current Protection

Micro F

VAC

Compressor

inch (mm)

Type

Crankcase Heater

-

Yes

Safety Device

Rough Measure RPM (Cool)

Run Capacitor

Type

Model ... Q'ty

No. of Poles

W

Ohm

Nominal Output

50

Control PCB

CB-C1872

Part No.

Fan Motor

Type

Compressor Model / Nominal Output

Compressor Oil ... Amount

-

1 ... D16 -17/32 (D420)

Fan

Propeller

(Ambient Temp. 68

o

F (20

o

C))

DAJ12-55J71A-CU ... 1

8

820

DC Motor

Q'ty ... Dia.

Coil Resistance

Microprocessor

250V 25A

Control Circuit Fuse

Controls

Face Area

ft

2

(m

2

)

5.49 (0.510)

Coil

Rows

Fins per inch

21.2

-

Yes

-

Internal Controller

Aluminum Plate Fin / Copper Tube

2

Heat Exchanger Coil

Run Capacitor

CS-7L115

Open : 239

o

F(115

o

C), Close : 203

o

F(95

o

C)

Overload Relay

Coil Resistance (Ambient Temp. 68

o

F (20

o

C))

External Finish

Acrylic baked-on enamel finish

DC Twin Rotary (Hermetic)

C-6RVN93H0M / 1,050W

FV50S ... 0.74 (350)

Yes

Safety Device

Yes

-

17

Outdoor Unit C2472

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Pints (cc)

Ohm U - V : 0.36

V - W : 0.36

W - U : 0.36

CT (Peak current cut-off control)

Compressor Discharge Temp. Control

Operation cut-off control in abnormal ambient Temp.

Model

Operation Temp.

Micro F

VAC

Type

Over- Current Protection

Over- Heat Protection

Micro F

VAC

DC Motor

Q'ty ... Dia.

Compressor

inch (mm)

Type

Crankcase Heater

Safety Device

Rough Measure RPM (Cool)

Run Capacitor

Type

Model ... Q'ty

No. of Poles

W

Ohm

8

Nominal Output

Coil Resistance

90

850

-

Control PCB

CB-C2472

Part No.

Fan Motor

Type

Compressor Model / Nominal Output

Compressor Oil ... Amount

-

Yes

Heat Exchanger Coil

Microprocessor

250V 25A

Control Circuit Fuse

Controls

1 ... D18-1/8 (D460)

Fan

Propeller

(Ambient Temp. 68

o

F (20

o

C))

SIC-71FW-D490-1 ... 1

Coil

Rows

Fins per inch

18.1

Face Area

ft

2

(m

2

)

6.40 (0.595)

Overload Relay

-

Yes

-

Internal Controller

Aluminum Plate Fin / Copper Tube

2

DC Twin Rotary (Hermetic)

G8T265FU1JW / 2,410W

FV50S ... 1.49 (700)

Yes

Coil Resistance (Ambient Temp. 77

o

F (25

o

C))

External Finish

Acrylic baked-on enamel finish

Safety Device

Yes

-

Run Capacitor

CS-7L115

Open : 239

o

F(115

o

C), Close : 203

o

F(95

o

C)

18

Outdoor Unit CL1872

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Pints (cc)

Ohm R - S : 0.482

S - T : 0.482

T - R : 0.482

CT (Peak current cut-off control)

Compressor Discharge Temp. Control

Operation cut-off control in abnormal ambient Temp.

Model

Operation Temp.

Micro F

VAC

RED - WHT : 77.5

WHT - BLU : 77.5

BLU - RED : 77.5

Type

Over- Current Protection

Micro F

VAC

DC Motor

Q'ty ... Dia.

Compressor

inch (mm)

Type

Crankcase Heater

Safety Device

Rough Measure RPM (Cool)

Run Capacitor

Type

Model ... Q'ty

No. of Poles

W

Ohm

Nominal Output

Coil Resistance

8

50

820

(Ambient Temp. 68

o

F (20

o

C))

Control PCB

CB-CL1842

Part No.

Fan Motor

Type

Compressor Model / Nominal Output

Compressor Oil ... Amount

-

Yes

Heat Exchanger Coil

Microprocessor

250V 25A

Control Circuit Fuse

Controls

1 ... D16 -17/32 (D420)

Fan

Propeller

DAJ12-55J71A-CU ... 1

Run Capacitor

Face Area

ft

2

(m

2

)

5.49 (0.510)

Coil

Rows

Fins per inch

Aluminum Plate Fin / Copper Tube

2

21.2

Open : 239

o

F(115

o

C), Close : 203

o

F(95

o

C)

Overload Relay

-

Yes

-

Internal Controller

Coil Resistance (Ambient Temp. 68

o

F (20

o

C))

External Finish

Acrylic baked-on enamel finish

DC Twin Rotary (Hermetic)

C-6RVN93H0M / 1,050W

FV50S ... 0.74 (350)

Yes

Safety Device

Yes

CS-7L115

19

Outdoor Unit CL2472

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Pints (cc)

Ohm U - V : 0.36

V - W : 0.36

W - U : 0.36

CT (Peak current cut-off control)

Compressor Discharge Temp. Control

Operation cut-off control in abnormal ambient Temp.

Model

Operation Temp.

Micro F

VAC

Type

Over- Current Protection

Over- Heat Protection

Micro F

VAC

SIC-71FW-D490-1 ... 1

Rows

Fins per inch

2

18.1

Internal Controller

8

1 ... D18-1/8 (D460)

Fan

Propeller

Run Capacitor

Q'ty ... Dia.

-

Control Circuit Fuse

Controls

Coil Resistance (Ambient Temp. 77

o

F (25

o

C))

DC Twin Rotary (Hermetic)

G8T265FU1JW / 2,410W

FV50S ... 1.49 (700)

Part No.

Fan Motor

Type

Compressor Model / Nominal Output

Compressor Oil ... Amount

-

230V 30W

Yes

Microprocessor

250V 25A

Coil Resistance

90

850

(Ambient Temp. 68

o

F (20

o

C))

-

Compressor

inch (mm)

Type

Crankcase Heater

Control PCB

CB-CL2472

Yes

-

Heat Exchanger Coil

Aluminum Plate Fin / Copper Tube

Coil

Acrylic baked-on enamel finish

External Finish

Face Area

ft

2

(m

2

)

6.40 (0.595)

DC Motor

Safety Device

Rough Measure RPM (Cool)

Type

Model ... Q'ty

No. of Poles

W

Run Capacitor

-

Yes

Safety Device

Yes

Overload Relay

Open : 239

o

F(115

o

C), Close : 203

o

F(95

o

C)

CS-7L115

Ohm

Nominal Output

2-3. Other Component Specifications

Indoor Unit KS1872

KS2472

Outdoor Unit C1872 C2472

CL1872 CL2472

0

32 50 68 86 104 122 140 158 176 194

(0) (10) (20) (30) (40) (50) (60) (70) (80) (90)

40

60

80

100

120

140

160

180

200

20

50

1

0

2

3

4

5

6

7

8

9

10

59 68 77 86 95 104

(10) (15) (20) (25) (30) (35) (40)

Indoor air temp sensor

(Model:PTM-D51H-S3 TH2)

Indoor heat exchanger sensor

(Model:PTM-D51H-S3 TH1)

Compressor temp sensor

(Model:TKS 293B)

Resistance (k ohm)

Temperature °F (°C)

Outdoor air temp sensor

(Model:TKS295B)

Outdoor heat exchanger sensor

(Model:TKS292B)

40

35

30

25

20

15

10

5

0

-

451423 32 41 50 59 68

(

-

20)(

-

15)(

-

10) (

-

5) (0) (5) (10) (15) (20)

Resistance (k ohm)

Temperature °F (°C)

20

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Sanyo KS2472 User manual

Sanyo KS2472 User manual

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