AXLE ASSEMBLY (CONT)
Lower platform until resting on front and rear support legs (para. 2-19).
Close suspension isolation valve for affected bogie with handle facing outward from center of semitrailer
Raise platform to approximately 45 inches (para. 2-19) until lower suspension arm spindle on affected bogie
appears to be level. Install semitrailer wheel chocks.
Place pieces of 4-inch x 4-inch wood under each support leg. Lower platform (para. 2-19) support legs so that
legs are sitting on wood blocks.
Remove upper and lower brake dust shields from affected bogie (para. 4-43).
Rotate affected bogie (1) inboard as far as practical, ensuring that suspension hydraulic and pneumatic hoses are
not under any tension.