COOLING SYSTEM—“ON-VEHICLE” HEATER CORE Article No. PRESSURE TEST REQUIRED FOR WARRANTY 97-19-11 CLAIM

FORD: 1993-1997 PROBE, THUNDERBIRD 1993-1998 CROWN VICTORIA, ESCORT, MUSTANG, TAURUS 1995-1998 CONTOUR 1993-1998 ECONOLINE, EXPLORER, F SUPER DUTY, F-150-350 SERIES, RANGER 1995-1998 WINDSTAR 1997-1998 EXPEDITION LINCOLN: 1993-1998 CONTINENTAL, TOWN 1998 NAVIGATOR MERCURY: 1993-1997 COUGAR 1993-1998 GRAND MARQUIS, SABLE, TRACER 1995-1998 MYSTIQUE 1993-1998 VILLAGER 1997-1998 MOUNTAINEER

ISSUE 4. Install Plug (part of 014-R1072) into one (1) An “On-Vehicle” heater core pressure test is heater hose and clamp (Figure 1). required before replacing any heater core within the 5. Fill heater core and hoses with water. warranty period. 6. Install Adapter (part of 014-R1072) into other ACTION heater hose and clamp (Figure 1). Perform the “On-Vehicle” heater core pressure test by referring to the following heater core leak test 7. Attach /Heater Core Pressure Tester procedure. (014-R1072) to Adapter (part of 014-R1072) (Figure 1). HEATER CORE LEAK TEST PROCEDURE 8. Close the bleed valve and the tester and pump Use the heater core pressure test to determine if air into the heater core until 241 kPa (35 psi) is the heater core is leaking. Symptoms associated reached on the tester gauge. with a leaking heater core include: • Engine leaking into the passenger 9. Observe the gauge after 3 minutes. The compartment pressure should not drop. If the pressure does drop, there is a leak. Check the hose • Engine coolant blown onto the windshield during connections and retest if you find a leak. defrost operation • Engine coolant odor inside the passenger 10. Replace heater core if pressure drops and hose compartment connections do not leak. 1. Partially drain cooling system. 11. Do not replace heater core if pressure does not drop. Pressure test engine cooling system for 2. Disconnect both heater core hoses. leaks elsewhere. 3. Attach two (2) pieces of heater hose to the 12. Reconnect heater core and refill cooling system heater core inlet and outlet tubes and clamp after all necessary repairs. (Figure 1).

PROOF 5-APR-00 80-0015 80-0015 PAGE 1 Article No. 97-19-11 Cont’d.

HEATER CORE PRESSURE TEST TOOL REQUIREMENTS Tool Description Tool Number Radiator/Heater Core Pressure Tester 014-R1072

Adapter Part of 014-R1072

Plug Part of 014-R1072

Heater Hose Obtain Locally

Heater Hose Obtain Locally

Hose Clamps Obtain Locally

OTHER APPLICABLE ARTICLES: NONE WARRANTY STATUS: INFORMATION ONLY OASIS CODES: 208000, 208100, 208999, 290000, 402000

Figure 1 - Article 97-19-11

PAGE 2 80-0015 80-0015 PROOF 5-APR-00