Nissan Juke F15. Instruction — part 836

NOISE

HA-27

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

J

K

L

M

A

B

HA

N

O

P

NOISE

Symptom Table

INFOID:0000000012197121

Symptom

Noise source

Probable cause

Corrective action

Unusual noise from compressor
when A/C is ON.

Inside of compressor

Wear, breakage, or clogging of foreign
material in inner parts.

Check compressor oil. Re-
fer to

HA-21, "Inspection"

.

Magnet clutch

Contact of clutch disc with pulley.

Check clearance between
clutch disc and pulley. Refer
to

HA-31, "Inspection"

.

Compressor body

Loosened compressor mounting bolts.

Check bolts for tightness.
Refer to

HA-28, "Exploded

View"

.

Unusual noise from cooler piping.

Cooler piping (pipe and
flexible hose)

Improper installation of clip and brack-
et.

Check the installation condi-
tion of the cooler piping. Re-
fer to

HA-32, "Exploded

View"

.

Unusual noise from expansion
valve when A/C is ON.

Expansion valve

Shortage of refrigerant.

• Check for leakage.
• Collect all refrigerant,

evacuate refrigerant cycle
again, and then refill it
with the specified amount
of refrigerant.

Wear, breakage, or clogging of foreign
material in inner parts.

Eliminate foreign material
from expansion valve, or re-
place it.

Unusual noise from belt.

—

Loosened belt

Check belt tension. Refer to

EM-21, "Inspection"

(MR for

NISMO RS models) or

EM-

186, "Inspection"

(MR ex-

cept for NISMO RS mod-
els).

Internal compressor parts get locked

Replace compressor.

HA-28

< REMOVAL AND INSTALLATION >

COMPRESSOR

REMOVAL AND INSTALLATION

COMPRESSOR

Exploded View

INFOID:0000000012197122

REMOVAL

DISASSEMBLY

Type of bolt with flange

1.

Compressor

: N·m (kg-m, ft-lb)

JSIIA1870GB

JSIIA1806GB

1.

Compressor unit

2.

Field coil

3.

Snap ring

4.

Pulley assembly

5.

Snap ring

6.

Shim

7.

Clutch disc

: N·m (kg-m, ft-lb)

COMPRESSOR

HA-29

< REMOVAL AND INSTALLATION >

C

D

E

F

G

H

J

K

L

M

A

B

HA

N

O

P

Type of bolt without flange

COMPRESSOR
COMPRESSOR : Removal and Installation

INFOID:0000000012197123

CAUTION:

Perform lubricant return operation before each refrigeration system disassembly. However, if a large

amount of refrigerant or lubricant is detected, never perform lubricant return operation. Refer to

HA-

21, "Perform Lubricant Return Operation"

.

REMOVAL

1. Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant. Refer to

HA-19, "Recy-

cle Refrigerant"

.

2. Remove drive belt. Refer to

EM-20, "Removal and Installation"

(MR for NISMO RS models) or

EM-185,

"Removal and Installation"

(MR except for NISMO RS models).

3. Remove mounting bolts (A), and then disconnect low-pressure

flexible hose (1) and high-pressure flexible hose (2).

CAUTION:

Cap or wrap the joint of the A/C piping and compressor with

suitable material such as vinyl tape to avoid the entry of air.

JMIIA0802GB

1.

Compressor unit

2.

Field coil

3.

Snap ring

4.

Pulley assembly

5.

Snap ring

6.

Shim

7.

Clutch disc

: N·m (kg-m, ft-lb)

: Vehicle front

JMIIA0947ZZ

HA-30

< REMOVAL AND INSTALLATION >

COMPRESSOR

4. Disconnect magnet clutch harness connector.

5. Remove mounting bolts. Pull out compressor in the direction

indicated by an arrow as shown in the figure to remove.

CAUTION:

Be careful not to contact with and damage surrounding

parts when removing compressor from the vehicle.

INSTALLATION

Note the following items, and then install in the reverse order of removal.

CAUTION:

• Replace O-rings with new ones. Then apply compressor oil to them when installing.

• Perform lubricant adjusting procedure before installing new compressor. Refer to

HA-22, "Lubricant

Adjusting Procedure for Compressor Replacement"

.

• Check for leakages when recharging refrigerant. Refer to

HA-17, "Leak Test"

.

• Check tension of the drive belt after installing compressor. Refer to

EM-21, "Inspection"

.

MAGNET CLUTCH
MAGNET CLUTCH : Removal and Installation of Compressor Clutch

INFOID:0000000012197124

REMOVAL

Overhaul

1. Fix clutch disc.
2. Remove center bolt, and then remove clutch disc.
3. Remove snap ring using external snap ring pliers.
4. Position center pulley puller on the end of the drive shaft, and remove pulley assembly using any commer-

cially available pulley puller.

To prevent pulley groove from being deformed, puller claws should be positioned into the edge of the pul-

ley assembly.

5. Disconnect harness connector from compressor unit.
6. Remove snap ring using external snap ring pliers, and then remove field coil.

INSTALLATION

: Vehicle front

JMIIA0948ZZ

JMIIA1038ZZ