Remove the pillar casing (CAT1AAGS / CAT1AACS).
Release the chain in the pillar (CAT2NNGS / CAT2NNCS) by removing the tie.
Lay the chain protection track between the two pillars. Cut off any excess.
CAT1AAGS
CAT1AACS
CAT1AAGS
CAT1AACS
CAT2NNGS
CAT2NNCS
CAR-2
CAT2NNGS
CAT2NNCS
CAR-4