The Naval Facilities Engineering Systems Command (NAVFAC) EXWC has a requirement to provide the necessary labor, troubleshooting, reprogramming and corrective maintenance for the CCR installation and ... The Naval Facilities Engineering Systems Command (NAVFAC) EXWC has a requirement to provide the necessary labor, troubleshooting, reprogramming and corrective maintenance for the CCR installation and provide preventive maintenance to maintain usability of all AV systems in the (5) conference spaces as identified in the attachment.