Scope This manual provides information for the installation, operation, and maintenance of the ACR/ELT-201 Emergency Locator Transmitter (ELT), hereafter referred to as the ELT. The ELT-201 is approved for use as a survival (S) type ELT under FAA Technical Standard Order (TSO) C-91a and FCC Rules Part 87.
OPERATION Deployment at sea To operate the ELT in water: Remove the unit from raft pack or bracket and allow the antenna to extend fully upright (see Figure 1). Remove the protective tape surrounding the lanyard. Grasp free end of lanyard and partially unravel. Tie free end of lanyard to life raft or person.
MAINTENANCE Testing CAUTION: FCC regulations require that ELT testing be performed in an RF shielded room. Testing outside of a shielded room may only be performed during the first five minutes of each hour, and then only for a maximum duration of three audio sweeps (equivalent to one flash of the red indicator light).
Page 5
The ELT battery assembly must also be replaced after the unit has been used in an emergency or otherwise operated for an extended period of time. Battery replacement may only be preformed at ACR Electronics, Inc. or Authorized Battery Replacement Center (BRC) call toll free +1(800) 432-0227 for list of BRC.
8) Install new battery into the case. 9) Replace cushions and reconnect the two (2) connectors to electronics assembly. 10) Insert electronics assembly into its case. 11) With the unit standing upright, press firmly on the top cap until its lower lip is firmly in contact with the top of the case assembly.
Page 7
ANTENNA TOP CAP (Transmitter Module) BODY (Battery Module) BOTTOM CAP Figure 1 ACR / ELT-201 Y1-03-0090-1 Rev. D...
Page 8
FOLD ANTENNA DOWN SO FLAT SIDE IS AGAINST BODY Figure 2 Storage Position for ELT-201 Y1-03-0090-1 Rev. D...