OPERATION UNDER USUAL CONDITIONS - UNFOLDING DOZER BLADE
Combat Engineer, 21B
1. This section contains instructions for safely operating the Hydraulic Blade Folder and Track Tensioner
(HBF-TT) under usual conditions. Unusual conditions are defined and described in TM 5-2350-262-10.
2. Before operating a new or reconditioned M9 ACE, make sure Field Maintenance services the vehicle.
3. Perform all "After" PMCS listed in Operator Preventive Maintenance Checks and Services (PMCS)
(WP 0018) before operating the M9 ACE to make sure that all adjustments and checks are completed.
4. Review all towing instructions in towing vehicle manual to prepare for coupling and uncoupling operations.
UNFOLDING DOZER BLADE
Do not unfold blade while driving crosscountry. Failure to comply may result in damage to
equipment or injury to personnel.
Start the engine (TM 5-2350-262-10) and allow it to warm up for 3 to 5 minutes.
Place SPRUNG/UNSPRUNG control lever (Figure 1, Item 1) in SPRUNG position.
Figure 1. Unfolding Dozer Blade.