4. TOOLS AND EQUIPMENT
No special tools or test equipment are required. The following tools are required for the maintenance functions
assigned by the Maintenance Allocation Chart (MAC) in Work Package 0028 00.
5. CLEANING AND STORAGE
Metal components of the UMARK can be cleaned with soap and water. Grease, oil, transmission fluids, and
hydraulic fluids can be removed from metal components using PD-680, Type II, dry cleaning solvent. The
neoprene rubber wedge blocks are cleaned with soap and water. The fabric blade sleeves and drogue chute may
only be cleaned with soap and water. The slings, adjustable tie downs, and ropes have braided polyester covers
that can only be cleaned with soap and water. The containers are molded polyethylene with stainless steel
hardware and can be cleaned with soap and water or PD-680, Type II, dry cleaning solvent. All components
should be cleaned and dried before repacking into the containers. Special care shall be given to ensure that all
components are thoroughly air dried prior to repackaging.
Care must be taken to ensure that the pressure relief
valves on the containers do not become blocked.
7. Nuclear, Biological, Chemical (NBC) Decontamination
The UMARK containers and metal components are watertight and NBC contamination survivable. All kit cable and
lanyard assemblies are braided and harbor agents between individual strands, they must therefore be removed
and destroyed. The wedge blocks, blade sleeves, drogue chute, slings, adjustable tie downs, and ropes cannot be