JUNCTION BOXES (CONT)
The following procedure is to be used for either platform junction box TB1 or TB2.
To repair or replace either platform junction box TB1 or TB2, repeat this procedure
Remove two screws (1) and junction box cover (2) from junction box assembly (3).
Using semitrailer electrical schematic (figure FO-1) as a guide, tag and disconnect W1, W2, W3, and W4
harnesses and jumper wires from junction box (3).
Remove two nuts (4), lockwashers (5), and junction box (3) from platform. Discard lockwashers.