Nissan Qashqai (2007-2010). Manual — part 884

HA-106

< ON-VEHICLE REPAIR >

[AUTOMATIC AIR CONDITIONER (K9K)]

EXPANSION VALVE

EXPANSION VALVE

Exploded View

INFOID:0000000001093932

Removal and Installation

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REMOVAL

1.

Remove evaporator (3). Refer to

HA-98, "Removal and Installation"

.

2.

Remove low pressure pipe 1 and high pressure pipe 2 assembly (2). Refer to

HA-98, "Removal and

Installation"

.

1.

Heater sealing

2.

Expansion valve

3.

Low pressure pipe 1 and high pressure
pipe 2 assembly

4.

Evaporator

5.

O-ring

6.

Connector pipe fixing bolt

7.

High pressure pipe 1

8.

Condenser assembly

9.

Fixing bolt

10. Compressor

11.

Heater & cooling unit assembly

12.

Heater & blower unit assembly

13. Refrigerant pressure sensor

14.

Liquid tank

15.

Liquid tank fixing screw

16. Low pressure flexible hose

17.

Fixing bolt

18.

Pipes fixing clip

19. Low & high pressure pipe bracket

20.

Liquid tank fixing bracket

21.

High pressure flexible hose

22. Low pressure pipe 2

23.

Low pressure pipe fixing clamp as-
sembly

24.

Pipe mantening clip

E1KIA0063GB

EXPANSION VALVE

HA-107

< ON-VEHICLE REPAIR >

[AUTOMATIC AIR CONDITIONER (K9K)]

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3.

Remove mounting bolts (A), and then remove expansion valve
(1) from low and high pressure pipe assembly (2).

CAUTION:

Cap or wrap the joint of expansion valve, low and high pres-
sure pipe assembly, evaporator and expansion valve with
suitable material such as vinyl tape to avoid the entry of air.

INSTALLATION

Installation is basically the reverse order of removal.

CAUTION:

• Replace O-rings of evaporator with new ones, and then apply compressor oil to it when installing it.
• O-rings are different from low-pressure pipe 1 (high-pressure pipe 1) and low-pressure pipe 2 (high-

pressure pipe 2).

• When recharging refrigerant, check for leaks.

E1KIA0062ZZ

HA-108

< SERVICE DATA AND SPECIFICATIONS (SDS)

[AUTOMATIC AIR CONDITIONER (K9K)]

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Compressor

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Lubricant

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Refrigerant

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Engine Idling Speed

INFOID:0000000001093937

Refer to

EC-1483, "Idle Speed"

.

Belt Tension

INFOID:0000000001093938

Refer to

EM-259, "Inspection and Adjustment"

.

Model

DELPHI THERMAL HUNGARY make 5CVC

Type

Variable displacement swash plate

Displacement

cm

3

(cu in)/rev

Max.

120 (7.32)

Cylinder bore

×

stroke (Max.)

mm (in.)

–

Direction of rotation

Clockwise (viewed from clutch)

Drive belt

Poly V

Disc to pulley clearance

Standard

–

Model

DELPHI THERMAL HUNGARY make 5 CVC

Name

Nissan A/C System Oil Type S (DH-PS)

Capacity

m

(US fl oz, lmp fl oz)

Total in system

150 (5.03, 5.3)

Compressor (Service part) charging
amount

150 (5.03, 5.3)

Type

HFC-134a (R-134a)

Capacity
kg (lb)

—

DIAGNOSIS AND REPAIR WORKFLOW

HA-109

< BASIC INSPECTION >

[MANUAL AIR CONDITIONER (HR/MR)]

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

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DETAILED FLOW

1.

LISTEN TO CUSTOMER COMPLAINT

Listen to customer complaint. (Get detailed information about the conditions and environment when the symp-
tom occurs.)

>> GO TO 2.

2.

VERIFY THE SYMPTOM WITH OPERATIONAL CHECK

Verify the symptom with operational check. Refer to

HAC-126, "Description & Inspection"

.

>> GO TO 3.

3.

GO TO APPROPRIATE TROUBLE DIAGNOSIS

Go to appropriate trouble diagnosis (Refer to

HAC-187, "Diagnosis Chart By Symptom"

below).

>> GO TO 4.

4.

REPAIR OR REPLACE

Repair or replace the specific parts

>> GO TO 5.

5.

FINAL CHECK

Final check.
Is the inspection result normal?

YES

>> CHECK OUT

NO

>> GO TO 3.