Dangerous voltages exist in this equipment DON'T TAKE CHANCES! DANGEROUS VOLTAGES EXIST IN THE ANTENNA SYSTEM Be careful when working around the antenna or the antenna terminals and cables. Radiofrequency high voltages exist in these areas. Personnel working with Mast AB-577/GRC should be familiar with the requirements of TB SIG 291 before attempting installation and disassembly of the AB-577/GRC. Failure to follow the requirements of TB SIG 291 could result in injury or death. WARNINGS The use of more than one 25 foot mast extension kit (MK-806/GRC) on the Antenna Mast AB-577/GRC is hazardous and not authorized. Injury to personnel and damage to equipment are likely to occur when a second mast extension is used to extend the an- tenna mast beyond a height of 75 feet. Adequate ventilation should be provided while using TRICHLOROTRIFLUOROE- THANE.
DesignationTM 11-5820-461
EditionJan 1966
StatusSuperseded
Pages230
FunctionComms Signal
CollectionHistoric
Public domain (U.S. Government work)