3-67. SUSPENSION ASSEMBLY MAINTENANCE (MODEL WPES-1) - continued.
Place trunnion clamp (8) in position under trunnion mount (10) and around trunnion axle (9) with mounting
bolt holes alined.
Repeat steps d and e for trunnion clamp on opposite side.
Connect eight air lines (3) to four air chamber assemblies (2). Turn drain cock T-handle (1) clockwise to
close drain cock.
Connect air hoses to towing vehicle (TM 10-4610-240-10).
Start engine of towing vehicle and wait for towing vehicle air compressor to fully charge flatbed cargo trailer
brake system. Refer to TM5-4610-240-10 and towing vehicle manual.