Isuzu N-Series. Manual — part 63

1B-22 AIR CONDITIONING

Condenser Assembly (Except 4HK1-TC Engine Model For Australia)

Removal

Preparation:
Disconnect the battery ground cable.
Discharge and recover refrigerant.

1. Pressure switch connector
2. Refrigerant line fixing clamp
3. Refrigerant Line

• Use a back up wrench when disconnecting and re-

connecting the refrigerant lines.

• When removing the line, the connecting part

should immediately be plugged or capped to pre-
vent foreign matter from being mixed into the line.

4. Condenser assembly

• Remove the radiator stay before condenser

(GCC).

Installation

1. Condenser Assembly

• If installing a new condenser, be sure to add 30cc

(0.8 Imp fl oz) of new specified compressor oil to a
new one.

• Tighten the condenser bolt to the specified torque.

2. Refrigerant Line

• Tighten the inlet line to the specified torque.

Legend

1. Refrigerant line

4. Condenser assembly

2. Pressure switch

5. Refrigerant line fixing clamp

3. Receiver / drier

"

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#

N1A0199E

AIR CONDITIONING 1B-23

Tighten:

Inlet line to 15 N

⋅m (1.5 kg⋅m/11 lb⋅ft)

• Tighten the outlet line to the specified torque.

Tighten:

Outlet line to 6 N

⋅m (0.6 kg⋅m/4 lb⋅ft)

• O-rings cannot be reused. Always replace with

new ones.

• Be sure to apply new specified compressor oil to

the O-rings when connecting refrigerant line.

3. Refrigerant Line Fixing Clamp
4. Pressure Switch Connector

Condenser Assembly (4HK1-TC Engine Model For Australia)

Removal

Preparation:
Disconnect the battery ground cable.
Discharge and recover refrigerant.

1. Refrigerant Line

• Use a back up wrench when disconnecting and re-

connecting the refrigerant lines.

• When removing the line, the connecting part

should immediately be plugged or capped to pre-
vent foreign matter from being mixed into the line.

2. Condenser assembly

Legend

1. Refrigerant line

3. Receiver / drier

2. Pressure switch

4. Condenser assembly

2

3

4

1

N1A0198E

1B-24 AIR CONDITIONING

Installation

1. Condenser Assembly

• If installing a new condenser, be sure to add 30cc

(0.8 Imp fl oz) of new specified compressor oil to a
new one.

• Tighten the condenser bolt to the specified torque.

2. Refrigerant Line

• Tighten the inlet line to the specified torque.

Tighten:

Inlet line to 15 N

⋅m (1.5 kg⋅m/11 lb⋅ft)

• Tighten the outlet line to the specified torque.

Tighten:

Outlet line to 6 N

⋅m (0.6 kg⋅m/4 lb⋅ft)

• O-rings cannot be reused. Always replace with

new ones.

• Be sure to apply new specified compressor oil to

the O-rings when connecting refrigerant line.

Receiver / Drier (Except 4HK1-TC Engine Model For Australia)

Legend

1. Refrigerant line

3. Receiver / drier

2. Pressure switch

4. Condenser assembly

N1A0080E

4

3

1

2

AIR CONDITIONING 1B-25

Receiver / Drier (4HK1-TC Engine Model For Australia)

Removal

Preparation:
Disconnect the battery ground cable.
Discharge and recover refrigerant.

1. Pressure Switch Connector
2. Refrigerant line

• Use a back up wrench when disconnecting and re-

connecting the refrigerant line.

• When removing the line connected part, the con-

necting part should immediately be plugged or
capped to prevent foreign matter from being mixed
into the line.

3. Receiver / Drier

• Loosen the fixing bolt and carefully pull out the re-

ceiver/drier.

Installation

To install, follow the removal steps in the reverse order,
noting the following points:

1. If installing a new receiver/drier, be sure to add 30

cc (0.8 Imp fl oz) of new specified compressor oil to
a new one.

2. Put the receiver/drier in the bracket, and connect

with the refrigerant line. Check that no excessive
force is imposed on the line. Fasten the fixing bolt
to the receiver/drier.

Legend

1. Refrigerant line

3. Receiver / drier

2. Pressure switch

4. Condenser assembly

2

3

4

1

N1A0198E