Full Float Hub Seal - Lubricant Leak

88ford07

Article No. 88-9-12

AXLE - REAR - FORD 10.25" FULL FLOAT DESIGN - HUB SEAL LEAKS

LEAKS - LUBRICANT FROM HUB SEAL -

FORD 10.25" FULL FLOAT DESIGN REAR AXLE

LIGHT TRUCK: 1985-88 F-250/350

ISSUE: Lubricant leaking from the rear axle on F-250 and F-350 trucks, with Ford 10.25" full float axles may be caused by the hub seal. The leaking condition could affect trucks with single or dual rear wheels.

ACTION: To correct this, install a new design hub seal with improved sealing qualities. The new hub seal is "green" in color to assist in part identification. Refer to the appropriate Light Truck Shop Manual, Volume A, Section 15-09 and the following service procedure for removal and installation instructions.

FIGURE 12:

1. Position hub seal with the "Ford" logo facing up, Figure 12.

FIGURE 13:

2. Install hub seal on hub seal installer tool (T85T-1175-AH), Figure 13.

FIGURE 14:

3. Insert tool with seal squarely into hub, Figure 14.

FIGURE 15:

4. Hold tool straight and strike handle until hub seal is fully seated, Figure 15.

CAUTION: Install new seal if seal is damaged during or after installation.

FIGURE 16:

NOTE: UNITIZED WHEEL SEALS ARE STANDARD ITEMS ON FULL FLOAT REAR AXLES. THE UNITIZED WHEEL SEAL COMBINES THE FUNCTION OF A WEAR SLEEVE AND SEAL IN ONE SELF-CONTAINED UNIT WITH THE SEAL AND SLEEVE SURFACE INSIDE. THE UNITIZED DESIGN PROVIDES MAXIMUM PROTECTION FOR THE SEALING SURFACE DURING INSTALLATION AND OPERATION, FIGURE 16.

PART NUMBER PART NAME CLASS

E7HZ-1175-A Hub Seal B

OTHER APPLICABLE ARTICLES: None
WARRANTY STATUS: Eligible Under Powertrain Warranty Coverage
OPERATION: 880912A - Install one hub seal
TIME: 0.7 Hr.

OPERATION: 880912B - Install both hub seals 1.2 Hrs.
DLR. CODING: Basic Part No. 1177
Condition Code: 48