F 250 2WD Pickup V8-7.3L DSL Turbo VIN F (1994)
A/C Coupler O-ring: Technical Service Bulletins
A/C - New O Ring Applications
Article No.
96-20-8
09/23/96
^
AIR CONDITIONING - NEW 0-RING APPLICATIONS - THICKER 0-RINGS FOR SPRING LOCK FITTINGS - SERVICE TIP
^
AIR CONDITIONING - SPRING LOCK COUPLING CLEANING PROCEDURE - SERVICE TIP
FORD:
1992-93 FESTIVA
1992-94 TEMPO
1992-97 CROWN VICTORIA, ESCORT, MUSTANG, PROBE, TAURUS, THUNDERBIRD
1994-97 ASPIRE
1995-97 CONTOUR
LINCOLN-MERCURY:
1991-94 CAPRI
1992 MARK VII
1992-94 TOPAZ
1992-97 CONTINENTAL, COUGAR, GRAND MARQUIS, SABLE, TOWN CAR, TRACER
1993-97 MARK VIII
1995-97 MYSTIQUE
LIGHT TRUCK:
1992-96 BRONCO
1992-97 AEROSTAR, ECONOLINE, EXPLORER, F SUPER DUTY, F-150-350 SERIES, F-47, RANGER
1993-97 VILLAGER
1995-97 WINDSTAR
1997 MOUNTAINEER
ISSUE:
A new air conditioning spring lock coupling cleaning procedure has been developed. This procedure is required for a thicker O-ring that has been
released for servicing spring lock couplings. These O-rings have a larger cross-sectional diameter for improved sealing. The thicker O-ring is green in
color and identifiable only by the part number. These are service only O-rings and will not be used in production.
ACTION:
Clean the Spring Lock Coupling(s) (SLC), if their service is required, and install the new thicker O-rings by referring to the following Service Procedure
for details.
SERVICE PROCEDURE
1.
Recover refrigerant from the A/C system.
2.
Disconnect SLC(s).
3.
Remove old O-rings using a plastic O-ring tool and discard. Plastic O-ring Service Tools are available from Rotunda in the R-134a/R-12 Port kit
(164R2602) or the 0-Ring Pick/Valve Core Removal Tool kit (164R2604). These items can be ordered by calling 1-800-768-8632 (Mon-Fri,
8AM-5PM EST). When prompted, press choice 2 for dealership supply orders.
4.
Check the female SLC O-ring sealing surface for scratches, corrosion, or debris from deteriorated O-rings. Clean any surface residue from the
inside of the couplings by using the following procedure (Steps 4a-4j):
a.
Obtain the following shop equipment and cleaning supplies locally:
^
3-1/2" length of steel brazing rod
^
YN-9 (mineral) oil for R-12 systems or YN-12-B (PAG) oil for R-134a systems
^
Variable speed electric drill
^
Safety goggles or glasses