Explorer AWD V6-4.0L VIN K Flex Fuel (2003)
Drive Belt: All Technical Service Bulletins
A/C - Drive Belt Chirp When A/C Compressor Engages
TSB 05-17-8
09/05/05
CHIRP NOISE FROM FEAD BELT WHEN A/C COMPRESSOR IS ENGAGING
FORD:
2002-2005 Explorer
LINCOLN:
2003-2005 Aviator
MERCURY:
2002-2005 Mountaineer
ISSUE
Some 2002-2005 Explorer/Mountaineer and 2003-2005 Aviator vehicles may exhibit a chirp noise from the front end accessory drive (FEAD) belt when
the A/C compressor is engaging.
ACTION
Verify concern. Replace the A/C compressor clutch pulley, and set the clutch air gap to the specification listed in this TSB (the Workshop Manual
specification is being updated). Refer to the following Service Procedure.
SERVICE PROCEDURE
1.
Recover the refrigerant.
2.
Remove the A/C compressor. Refer to Workshop Manual Section 412.
3.
Using the special tool 412-098, hold the A/C clutch plate and remove the clutch nut.
4.
Remove the A/C clutch disc and hub.
5.
Remove the A/C clutch hub spacer.
6.
Remove the A/C compressor pulley snap ring.
CAUTION
DO NOT USE AIR TOOLS. DAMAGE TO THE A/C CLUTCH PULLEY OR A/C COMPRESSOR MAY RESULT.
7.
Using the special tool 412-001, remove the A/C clutch pulley.
8.
Install the new A/C clutch pulley using special tool 412-109.
9.
Reinstall the A/C compressor pulley snap ring.
10.
Reinstall the original A/C clutch hub spacer.
11.
Reinstall the A/C clutch disc and hub.
12.
Using special tool 412-098, hold the A/C clutch plate and reinstall the A/C clutch nut. Tighten to 14 lb-ft (19 N.m).
13.
Measure and adjust the clutch air gap to 0.010 - 0.024" (0.254 - 0.610 mm), by adding or removing A/C clutch disc and hub spacers.
14.
Reinstall the A/C compressor.
15.
Recharge the system.
WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage
OPERATION
DESCRIPTION
TIME
051708A
2002-2005
1.1 Hrs.
