Parking Brake Will Not Apply

POSSIBLE SOURCE(S):
^ Parking brake rear cable and conduit out of adjustment.
ACTION(S)TO TAKE:
^ Adjust parking brake rear cable and conduits

POSSIBLE SOURCE(S):
^ Brake drums out of adjustment.
ACTION(S)TO TAKE:
^ Adjust rear brakes.

POSSIBLE SOURCE(S):
^ Primary brake shoe parking brake lever link (2A642) or parking brake rear cable and conduits, release lever, clevis and ratchet binding, worn or damaged.
ACTION(S)TO TAKE:
^ Repair or replace parking brake linkage or cables as required.