Fulltext TSBs

Technical Service Bulletins

TSB
97-10-10
  • AXLE – FRONT – LUBRICANT LEAKING FROM FRONT AXLE TUBE VENT HOSE
Publication Date: MAY 12, 1997

LIGHT TRUCK:
1997 EXPEDITION, F-150, F-250 LD

This TSB article is being republished in its entirety to correct the Front Axle Vent part number.

ISSUE:

Axle lubricant may leak from the front axle tube vent hose on some vehicles. The vent hose is located close to the axle shaft, and as axle temperatures rise, the lubricant may be forced out through the vent hose.

ACTION:

Install new Front Axle Tube Assembly with relocated vent port. Refer to the following Service Procedure for details.

SERVICE PROCEDURE

  1. Install new Front Axle Tube Assembly (F75Z-4K206-AA) with revised port location (Figure 1). Refer to the 1997 Expedition Workshop Manual, Volume I, Page 205-03-40, for front axle tube assembly removal and assembly procedures.


    Figure 1 – Article 97-10-10

    NOTE:IF THE NEW TUBE ASSEMBLY IS NOT EQUIPPED WITH A VENT (SOME WERE SHIPPED WITHOUT VENTS), INSTALL NEW VENT (F65Z-4022-AA) AND TIGHTEN TO 18-26 N-m (13-19 LB-FT).

  2. Cut a 95mm (3.75″) length of Hose (F75Z-4A058-AA) and attach to the axle tube assembly vent (Figure 2).


    Figure 2 – Article 97-10-10

    NOTE:TWO (2) VENTS MAY BE REQUIRED TO COMPLETE THIS REPAIR: ONE FOR THE AXLE TUBE IF NOT EQUIPPED, AND THE OTHER TO BE USED AS A CONNECTOR BETWEEN THE NEWLY CUT HOSE AND EXISTING VENT HOSE.

  3. Insert the threaded end of the second vent into the open end of the 95mm (3.75″) hose.
  4. Connect the existing vent hose to the 95mm (3.75″) hose.
  5. Check the axle tube for leaks after axle installation.

PART NUMBERPART NAME
F75Z-4K206-AAFront Axle Tube Assembly
F65Z-4022-AAVent
F75Z-4A058-AAHose

OTHER APPLICABLE ARTICLES:

NONE

SUPERSEDES:

97-9-21

WARRANTY STATUS:

Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage

OPERATIONDESCRIPTIONTIME
971010AReplace Tube Assembly (Includes Time To Install Vent If Required)2.0 Hrs.

DEALER CODING

BASIC PART NO.CONDITION CODE
4K20612

OASIS CODES:

509000, 510000