Hydraulic Control Assembly - Antilock Brakes: Service Precautions

CAUTION: THE ONLY PART OF THE HYDRAULIC CONTROL UNIT HCU THAT IS REPLACEABLE IS THE MOUNTING BRACKET. THE REMAINING COMPONENTS OF THE HCU ARE NOT SERVICEABLE OR REPLACEABLE ITEMS. NO ATTEMPT SHOULD EVER BE MADE TO REMOVE OR SERVICE ANY OTHER PARTS OF THE HCU.

CAUTION: Verify that the vehicle ignition is off before removing the 60 way connector from the Controller Antilock Brakes CAB.

CAUTION: Verify that the vehicle's ignition switch is in the off position before connecting the 60 way connector on the Controller Antilock Brake CAB.

CAUTION: Heat shield must be installed when replacing or servicing HCU. Failure to install heat shield can result in a failure of the CAB due to high temperature.