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Home›Repair guides›Ford›Oscillating Axle Lockout Test

Ford — Oscillating Axle Lockout Test

Testing & diagnosis

From a Ford service manual — check it applies to your exact model before use.

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Before you start

  • Lockout system test must be performed quarterly, any time a system component is replaced, or when improper system operation is suspected.

Procedure

  1. Place a 6 in. (15.2 cm) high block with ascension ramp in front of left front wheel.
  2. From platform control station, activate machine hydraulic system.
  3. Place HIGH ENGINE, DRIVE SPEED and WHEEL MOTOR SPEED control switches to LOW.
  4. Place DRIVE control lever to FORWARD and drive machine up ramp until left front wheel is on top of block.
  5. Activate SWING control lever and position boom over right side of machine.
  6. Place DRIVE control lever to REVERSE and drive machine off block and ramp.
  7. Have assistant check that left front wheel remains locked off ground.
  8. Swing boom to stowed position; lockout cylinders should release and wheel rest on ground.
  9. Repeat with the 6 in. block in front of right front wheel, placing boom over left side.

Tools required

  • 6 in. (15.2 cm) high block with ascension ramp Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

  • 6 in. (15.2 cm) high block

Source: Ford service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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