Dodge RAM TRUCK 1500 1995 Service Manual page 250

3 R CLUTCH 6 - 1
CLUTCH
C O N T E N T S
page
CHECKING NV4500 CLUTCH HOUSING
RUNOUT 19
CLUTCH COMPONENT LUBRICATION . . . . . . . . . 3
CLUTCH COMPONENTS 1
CLUTCH COVER AND DISC INSTALLATION . . . 1 2
CLUTCH COVER AND DISC REMOVAL . . . . . . . 12
CLUTCH COVER APPLICATION 2
CLUTCH DISC APPLICATION 1
CLUTCH HOUSING REPLACEMENT (NV4500) . 14
CLUTCH HYDRAULIC LINKAGE 3
CLUTCH LINKAGE FLUID 3
CLUTCH COMPONENTS
The clutch mechanism in BR models with a gas or
diesel engine consists of a single, dry-type clutch disc
and a diaphragm style clutch cover. A hydraulic linkage
is used to engage/disengage the clutch disc and cover.
The transmission input shaft is supported in the
crankshaft by a bearing. A sleeve type release bear­
ing is used to engage and disengage the clutch cover
pressure plate.
The release bearing is operated by a release fork in
the clutch housing. The fork pivots on a ball stud
mounted inside the housing. The release fork is actu­
ated by a hydraulic slave cylinder mounted in the
housing. The slave cylinder is operated by a clutch
FACING
MATERIAL
page
CLUTCH LINKAGE SERVICE 16
CLUTCH PEDAL INSTALLATION 1 7
CLUTCH PEDAL POSITION SWITCH 3
CLUTCH PEDAL REMOVAL 1 7
CLUTCH PROBLEM CAUSES .. 4
FLYWHEEL SERVICE 18
GENERAL DIAGNOSIS INFORMATION . 3
INSPECTION AND DIAGNOSIS CHARTS . . . . . . . 5
PILOT BEARING REPLACEMENT 1 5
RELEASE BEARING REPLACEMENT 1 5
master cylinder mounted on the dash panel. The cyl­
inder push rod is connected to the clutch pedal.
The clutch disc has damper springs in the disc hub.
The clutch disc facing is riveted to the hub. The fac­
ing is made from a non-asbestos material. The clutch
cover pressure plate is a diaphragm type with a one-
piece spring and multiple release fingers. The pres­
sure plate release fingers are preset during
manufacture and are not adjustable.
CLUTCH DISC APPLICATION
Two clutch disc diameters and four different thick­
nesses are used.
A 281 mm (11 in.) diameter clutch disc is used with
a 3.9L, 5.2L, or 5.9L gas engines (Figs. 1 and 2).
FACING
MATERIAL
IHM
J9406-7
Fig. 1 dutch Disc (V6 Engine)
HE] J 9 4 0 6 - 8
Fig. 2 dutch Disc (V8 Engine)