SsangYong Korando II (1996-2006 year). Manual - part 383

SECTION 7C

MANUAL CONTROL / SEMIAUTO

TEMPERATURE CONTROL HEATING,

VENTILATION AND AIR CONDITIONING

SYSTEM

CAUTION: Disconnect the negative battery cable before removing or installing any electrical unit or when
a tool or equipment could easily come in contact with exposed electrical terminals. Disconnecting this
cable will help prevent personal injury and damage to the vehicle. The ignition must also be in LOCK
unless other-wise noted.

TABLE OF CONTENTS

Specifications ....................................................... 7C-2

Refrigerant .......................................................... 7C-2

Evaporator Unit .................................................... 7C-2

Blower Unit .......................................................... 7C-2

Compressor ......................................................... 7C-2

Condenser ........................................................... 7C-2

Receiver Drier ...................................................... 7C-2

Pressure Switch ................................................... 7C-3

Air Filter ............................................................... 7C-3

Heater Unit .......................................................... 7C-3

Fastener Tightening Specifications ....................... 7C-3

Diagnosis .............................................................. 7C-4

Defectives in Fan Motor Circuit ............................. 7C-5

Defectives in Compressor Circuit ......................... 7C-6

Diagnosis Using the Manifold Gauge ................... 7C-7

Component Locator ............................................. 7C-9

Ventilation ............................................................ 7C-9

Heater System ................................................... 7C-11

Air Conditioner System ...................................... 7C-12

Diesel Engine .................................................... 7C-12

Gasoline Engine ................................................ 7C-13

Maintenance and Repair ................................... 7C-14

Refrigerant Charging .......................................... 7C-14

Compressor Oil Replacement ............................ 7C-18

Repair Instructions .............................................. 7C-19

On-Vehicle Service ............................................... 7C-19

Condener .......................................................... 7C-19

Receiver Drier .................................................... 7C-21

Air - Conditioner Compressor ............................. 7C-23

Heater and Air Conditioner Control Box .............. 7C-24

Air Filter ............................................................. 7C-25

SSANGYONG  MY2002

7C-2  MANUAL & SEMIAUTO-HVAC

SPECIFICATIONS

REFRIGERANT

Core Size (LxWxT)

Core Type

Expansion Valve Type

Thermostat

Resister Type

Cooling Capacity

Application

Description

237.0 x 232.0 x 92.0

Aluminum plate

Angle

ON:4.5 ± 0.6°C, OFF:1.5 ± 0.6°C

Aluminum plate

4,300 Kcal/h (AT 420 CMH)

Capacity

Type

Application

Description

650 - 750 g

R134a

EVAPORATOR UNIT

BLOWER UNIT

Motor Type

Motor Size

Application

Description

Magnetic

φ 

70 x 145

COMPRESSOR

Model

Type

Displacement (cc/rev.)

PCD (Pulley Center Diameter)

Oil

Magnetic clutch output

Application

Description

FK-II (DKV 14C)

Vane rotary type

140.5 (cc/rev)

φ 

143

ZXL 200 PG (PAG Oil)

45 W

CONDENSER

Size (WxHxT)

Capacity

Type

Application

Description

650 x 339.2 x 22.0

11,000 Kcal/h

Parallel Flow

RECEIVER DRIER

Material

Capacity

Desiccant

Application

Description

Aluminum

250 cc

XH-9 (35 g)

MANUAL & SEMIAUTO-HVAC  7C-3

SSANGYONG  MY2002

PRESSURE SWITCH

Type

High (OFF)

Low (ON)

Application

Description

Direct

OFF : 32 ± 2 Kgf/cm

2

, DIFF : 6 ± 2 Kgf/cm

2

OFF : 2.0 ± 0.2 Kgf/cm

2

, ON : 2.1 ± 0.2 Kgf/cm

2

AIR FILTER

 Replacement

Application

Description

Every 12,000 km (replace earlier if air pollution is heavy)

HEATER UNIT

Heater Core Type

Heating Capacity

Heater Core Size (L x W x T)

Application

Description

2-ROW

4,600 Kcal/h (AT 300 CMH)

219.5 x 151.8 x 52

FASTENER TIGHTENING SPECIFICATIONS

N • m

4 - 6

4 - 6

4 - 6

5 - 8

4 - 6

20 - 30

20 - 26

Lb-Ft

2.9 - 4.4

2.9 - 4.4

2.9 - 4.4

3.7 - 5.9

2.9 - 4.4

14.7 - 22.1

14.7 - 19.1

Condenser Bolt

Condenser Fan Nut

Condenser Bolt

Receiver Drier Pipe Bolt

Receiver Drier Pipe Bolt (Condenser)

Pressure Pipe Bolt

Pressure Mounting Bolt

Lb-In

35.4 - 53.1

35.4 - 53.1

35.4 - 53.1

44.2 - 70.8

35.4 - 53.1

177.0 - 265.5

177.0 - 230.1

Application

SSANGYONG  MY2002

7C-4  MANUAL & SEMIAUTO-HVAC

DIAGNOSIS

Insufficient

cooling

• Check blowing outlet

Normal outlet

• Check outlet temperature

• Check fan motor operation

Motor operates

with poor outlet

Fan motor does

not operate

• Blown fuse

• Check for motor control circuit

Poor outlet or no

outlet

Intake grille is

clogged

Frosted evaporator

High temperature

Normal temperature

• Check the case

• Check heater

• Check

compressor

operation

• Warmeaporator

(A/C S/W off, Fan

‘ 4 ’ )

• Check with sight

glass

• Check thermo amp

• Remove

cloggings

Normal compressor

Faulty compressor

• Check belt

Tension is normal

• Check

magnetic

clutch

• Check clutch

connection

• Check wire

• Adjust tension

Bubble is not found

Bubble is found

• Check refrigerant

volume and air in

system

• Check

pressure

Loosened tension

Bubble is not found

Bubble is found

• Check refrigerant

• Check pressure

Faulty magnetic

electric

Faulty clutch

Faulty compressor operation

• Check battery voltage

• Check control switch

• Check ground

Normal high/low pressure

High high/low pressure

High pressure : low

Low pressure : high

• Check intake

and outlet

temperature

• Faulty A/C system

• Faulty A/C mix door

• Faulty vent, intake door

• Excessive refrigerant

• Dirty cond., fan

• Excessive oil in system

- No diffence in

temperature

- Fast pressure balance

Low intake temperature

• Faulty comp. outlet

• Faulty evaporator

Noise

Compressor

Belt

Others

• Excessive oil

• Faulty bearing

• Faulty clutch

• Identify the place

• Faulty belt

• Belt line is correct

• Check belt tension