Bell Aerospace Services Inc. has begun work on a multiyear contract with a projected total value of $173 million, as a subcontract member of a team led by PKL Services Inc. of Poway, CA. The team is providing selected organizational-level maintenance (Reset) for Lot 3 and Lot 4 of U.S. Marine Corps rotary wing aircraft. The Reset project employs a program of conditional inspections and phased maintenance that includes inspection, cleaning, corrosion treatment, servicing, disassembly, reassembly, repair, and select mandatory replacement of parts. The PKL Services, JK Hill, and BellAero team will perform this work on both Lot 3 aircraft (AH-1W, UH-1N, CH-53D/E) and Lot 4 aircraft (CH-46E) at multiple locations worldwide.