Gooseneck component assembly removed and W1 harness disconnected from gooseneck component assembly terminal
Suspension isolation valves located at four corners of platform isolated (closed) (para. 2-6)
Unscrew four captive screws (1) and remove two covers (2) from junction boxes TB1 (3) and TB2 (4).
Using semitrailer electrical schematic (figure FO-1) as a guide, tag and disconnect W1 harness (5) from platform
junction box terminal boards TB1 (3) and TB2 (4).
Remove nut (6) and lockwasher (7) from junction box TB2 (4) mounting stud and remove white ground lead (8) of
W1 harness (5). Discard lockwasher.
Remove screw (9) securing white/blue ground lead (10) of W1 harness (5).