Brake Fluid Accumulator: Service and Repair

WARNING: The accumulator contains high pressure nitrogen gas. Do not puncture, expose to flame, or attempt to disassemble the accumulator or it may explode and severe personal injury may result.

Accumulator Removal:

1. Secure the pump assembly in a vise and remove the accumulator by turning it counterclockwise with a 19 mm open-end wrench.
2. Secure the accumulator in a vise so that the relief plug points straight up.
3. Slowly turn the plug 3-1/2 turns and then wait three minutes for all pressure to escape.

Relief Plug Removal:

4. Remove the plug completely and dispose of the accumulator.