NSN LF-18 REPLACE ROOFTOP UNIT

As part of MARMCs Heating, Ventilation, and Air Conditioning (HVAC) Sustainment Plan, MARMC Facilities has a requirement for the replacement of a Rooftop Climate Performance Changer in building LF-18. A.Unit Information: York / Serial # ZF300C00N4ATSIB B.Provide new BACnet Digital Data Controller (DDC). Connect the new unit to the Trane Tracer SC Building Automation System (BAS) including materials, engineering, installation, and start-up C.Provide Zone Sensors for every room supplied with conditioned air by the unit MARMC is requesting a full design on the replacement to include checking heat load and duct sizes to ensure new unit will be big enough to handle the demand. The DDC/zone sensors will be designed along with this as well. Unit age creates a vulnerability for failure in the habitability for employees. Unit replacement is required in order to facilitate quality of life to maintain a climate controlled work environment. UIC: 50054