Nissan Silvia. Manual — part 283

RHA072C

I

Remove the snap ring using external snap ring pliers.

SHA099EA

RHA074C

I

Pulley removal:
Use a commercially available pulley puller. Position the center
of the puller on the end of the drive shaft. Remove the pulley
assembly with the puller.
For pressed pulleys:
To prevent deformation of the pulley groove, the puller
claws should be hooked under (not into) the pulley
groove.
For machine latched pulleys:
Align the pulley puller groove with the pulley groove, and
then remove the pulley assembly.

I

Remove the snap ring using external snap ring pliers.

I

Remove the field coil harness clip using a screwdriver. Then
remove the three field coil fixing screws and remove the field
coil.

RHA075C

INSPECTION

NMHA0282

Clutch Disc

NMHA0282S01

If the contact surface shows signs of damage due to excessive
heat, replace clutch disc and pulley.

Pulley

NMHA0282S02

Check the appearance of the pulley assembly. If contact surface of
pulley shows signs of excessive grooving, replace clutch disc and
pulley. The contact surfaces of the pulley assembly should be
cleaned with a suitable solvent before reinstallation.

Coil

NMHA0282S03

Check coil for loose connection or cracked insulation.

GI

MA

EM

LC

EC

FE

CL

MT

AT

PD

AX

SU

BR

ST

RS

BT

SC

EL

IDX

SERVICE PROCEDURE

Compressor Clutch — DKV-11G (ZEXEL make) (Cont’d)

HA-83

RHA076C

INSTALLATION

NMHA0283

I

Install the field coil.
Be sure to align the coil pin with the hole in the compres-
sor front head.

I

Install the field coil harness clip using a screwdriver.

ZHA094H

I

Install the pulley assembly using the installer and a hand
press, and then install the snap ring using snap ring pliers.

RHA078C

I

Install the drive plate on the drive shaft, together with the
original shim(s). Press the drive plate down by hand.

SHA101EA

I

Using the holder to prevent drive plate rotation, tighten the bolt
to 12 to 15 N·m (1.2 to 1.5 kg-m, 9 to 11 ft-lb) torque.

I

After tightening the bolt, check that the pulley rotates
smoothly.

SERVICE PROCEDURE

Compressor Clutch — DKV-11G (ZEXEL make) (Cont’d)

HA-84

RHA080C

I

Check clearance all the way around the clutch disc.

Disc-to-pulley clearance:

0.3 - 0.6 mm (0.012 - 0.024 in)

If the specified clearance is not obtained, replace adjusting
spacer and readjust.

Break-in Operation

NMHA0283S01

When replacing compressor clutch assembly, always conduct the
break-in operation. This is done by engaging and disengaging the
clutch about thirty times. Break-in operation raises the level of
transmitted torque.

RHA671H

Thermal Protector

INSPECTION

NMHA0284

I

When servicing, do not allow foreign matter to enter compres-
sor.

I

Check continuity between compressor harness terminal and
field coil.

GI

MA

EM

LC

EC

FE

CL

MT

AT

PD

AX

SU

BR

ST

RS

BT

SC

EL

IDX

SERVICE PROCEDURE

Compressor Clutch — DKV-11G (ZEXEL make) (Cont’d)

HA-85

Heater Unit (Heater Core)

REMOVAL

NMHA0261

ZHA085H

ZHA095H

1.

Drain the cooling system. Refer to LC-15, “Changing Engine
Coolant”.

2.

Discharge the A/C system. Refer to HA-77.

3.

Disconnect the two heater hoses from inside the engine com-
partment.

4.

Remove the instrument panel assembly. Refer to BT-22,
“Removal and Installation”.

SERVICE PROCEDURE

Heater Unit (Heater Core)

HA-86