aa. After replacing major components

TM 5-6350-264-14&P-9 NAVELEX EE 181-AA-OMI-100/E121 DZ-204 T.O. 31S9-2FSS9-1-9 u. To remove connector P1, loosen screws and disconnect P1 from J2. Tag wires. Use a soldering iron of 50 watts maximum to unsolder wires. Remove connector P1. v. To install new connector P1, solder wires to connector. Connect to J1 and tighten screws. w. To remove fuse holder assembly, slide inner enclosure part way out of outer enclosure. Remove screws from switch bracket. Lower switch bracket to gain access to fuse holder assembly. Tag wires and use a soldering iron of 50 watts maximum to unsolder wires. Remove hex nut and remove fuse holder assembly. x. To install new fuse holder assembly, position assembly in switch bracket and install hex nut. Solder wires. Position switch bracket on inner enclosure and install mounting screws. Slide inner enclosure into outer enclosure. y. To remove varistor, remove screws from barrier strip cover and remove barrier strip cover. Note varistor wire connection on TB1. Loosen terminal screws and remove varistor. z. To install new varistor, install insulation tubing on varistor wires. Connect wires to TB1 and tighten terminal screws. Position barrier strip cover and install mounting screws. WARNING Operation of this equipment presents a noise hazard to personnel in the area. The noise level exceeds the allowable limits for unprotected personnel. Authorized protective equipment must be worn by all personnel in the work area. aa. After replacing major components or assemblies, test the Audible Alarm for proper operation. Set Control Unit POWER switch to ON. Set Control Unit mode switch to SECURE. Initiate an intrusion alarm. The alarm should sound after expiration of time-delay period. Set Control Unit mode switch to TEST/ RESET and then to ACCESS. The alarm should stop. Using the key, unlock and slowly open Audible Alarm outer enclosure door. The Audible Alarm should sound when door is opened 1/8 to 1/4 inch. Place the door tamper switch in the maintenance position. Set the Control Unit mode switch to TEST/RESET and then to ACCESS. The alarm should stop. Short the outer enclosure to the inner enclosure. The Audible Alarm should sound. Remove the short. Set the Control Unit mode switch to TEST/ RESET and then to ACCESS. The alarm should stop. Using the key, close and lock the Audible Alarm outer enclosure door. The Audible Alarm should sound. Set the Control Unit mode switch to TEST/RESET and then to ACCESS. The alarm should stop. 5-30