Chapter 4 operating instructions, Normal operationnormal operation, Operating under abnormal conditions – Bird Technologies 8251 Series-Manual User Manual
Page 19: Shutting down, Emergency shutdown

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Chapter 4
Operating Instructions
Normal Operation
Normal Operation
Bird 8890 series– 300 loads have no indicators or operating controls. They require no special operating procedures or sur-
veillance when their performance limits are not exceeded. Follow the instructions for the specific transmitter equipment.
Operating Under Abnormal Conditions
The load can be moderatly overloaded for short periods.
Shutting Down
Note: These loads are passive devices, so have no way of being turned off. Turn off RF power at the source.
Emergency Shutdown
Turn off RF power at the source.
Note: If the interlock thermoswitch is properly connected, RF power will be automatically turned off when
the coolant temperature reaches an unsafe level
WARNING
The vent plug must be used at all times when the unit is operating or cooling. Failure to do so could result in an
explosion or severe burns.
CAUTION
Make sure the interlock is properly connected when overloaded to prevent damage to the load.
WARNING
Never attempt to connect or disconnect RF equipment from the transmission line while RF power is being applied.
Leaking RF energy is a potential health hazard.