C.3.1.1 The Contractor shall perform quarterly preventative inspections and maintenance which includes, at a minimum, the following: i. Inspecting control panels; ii. Inspecting control switches; iii. Inspecting and tightening hinges on swinging doors; iv. Inspecting pistol lockers; v. Removing lock covers and inspecting for wear; vi. Cleaning and lubricating locks; vii. Making minor repairs and adjustments to equipment for proper operation; viii. Reporting on inspection findings and writing detailed scopes and estimates for required repairs; ix. Testing individual key release and re-locking functions; x. Testing electrical operation of door control and proper indication; and xi. Testing emergency release functions of doors and making critical adjustments. C.3.1.2 Preventative maintenance services shall be performed after hours, between 8pm and 3am.