Chrysler 2004 Concorde Service Manual page 197

LH
ACCESSORY DRIVE
DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . 13
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
DIAGNOSIS AND TESTING - ACCESSORY
DRIVE BELT . . . . . . . . . . . . . . . . . . . . . . . . . 13
DRIVE BELTS - 2.7L
REMOVAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
CLEANING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . 14
ACCESSORY DRIVE
DESCRIPTION
The accessory drive system on 2.7L and 3.5L
engines utilizes two different belts. A conventional
V-belt drives the air conditioning compressor on 3.5L
engines, a Poly-V belt on the 2.7L engine. A Poly-V
DIAGNOSIS AND TESTING - ACCESSORY DRIVE BELT
CONDITION
INSUFFICIENT ACCESSORY
OUTPUT DUE TO BELT SLIPPAGE
BELT SQUEAL WHEN
ACCELERATING ENGINE
BELT CHIRP AT IDLE
BELT ROLLED OVER IN GROOVE
OR BELT JUMPS OFF
ACCESSORY DRIVE
TABLE OF CONTENTS
page
DRIVE BELTS - 3.5L
belt drives the generator and power steering pump
on all engines.
OPERATION
the engine crankshaft and the engine driven accesso-
ries.
POSSIBLE CAUSE
1. Belt too loose.
2. Belt excessively glazed or worn.
1. Belts too loose.
2. Belts glazed.
1. Belts too loose.
2. Foreign material imbedded in
belt.
3. Non-uniform belt.
4. Misaligned pulley(s).
5. Non-uniform groove or eccentric
pulley.
1. Broken cord in belt.
2. Belt too loose, or too tight.
3. Misaligned pulleys.
4. Non-uniform grooves or eccentric
pulley.
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . 15
ADJUSTMENTS - BELT TENSION
REMOVAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
CLEANING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . 16
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . 17
ADJUSTMENTS - BELT TENSION
The accessory drive belts provide the link between
1. Adjust belt tension.
2. Replace and tighten as specified.
1. Adjust belt tension.
2. Replace belts.
1. Adjust belt tension.
2. Replace belt.
3. Replace belt.
4. Align accessories.
5. Replace pulley(s).
1. Replace belt.
2. Adjust belt tension.
3. Align accessories.
4. Replace pulley(s).
ACCESSORY DRIVE 7 - 13
. . . . . . . . . . . 16
. . . . . . . . . . . 17
CORRECTION
page