F 250 4WD LD Pickup V8-5.4L SOHC VIN L (1997)
61. Seat the actuator motor and install the snap ring.
62. Seat the dust boot in the slot in the actuator housing.
63. Verify the vacuum motor operation (engage).
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Use Vacuum Pump to apply vacuum to the outer vacuum port to move the shift lever outboard. Rotate one axle shaft to verify engagement.
NOTE:
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Replace the vacuum motor if any vacuum leakage is observed.
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With the lever moved outboard, the axle is engaged and the axles will turn opposite of each other. With the lever moved inboard, the axle
is disengaged and the axles will turn freely of each other.
64. Verify the vacuum motor operation (disengage).
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Use Vacuum Pump to apply vacuum to the inner vacuum port to move the shift lever inboard. Rotate one axle to verify disengagement.
