NOTEThe discharge delay and the stop valve can be bypassed by operating the leveroperated control head attached to either or both of them causing the Halon to flowto the nozzles without delay.2-6.POST FIRE OPERATIONCAUTIONDo not enter hazard area in which fire has been extinguished with an open flame orlighted cigarette as the possible presence of flammable vapors may cause re-ignition or explosion.CAUTIONAfter the Halon system has been discharged do not enter void 4 port or starboardwithout self-contained breathing equipment until the void has been thoroughlyventilated.After the fire has been extinguished and the source of ignition has been removed start the void 4 ventilationsystem and run for at least 15 minutes before reentering void 4.2-7.To restart the ventilation system move the plunger on the pressure operated switch to the set position and thenstart the ventilation blowers.2-8.Restoring the Halon system to operational condition carry out the following steps:1.Replace pull box glass.2.Reset cable operated control heada.Remove control head from cylinder valve assembly and observe the position of the plunger. The plungershould be protruding slightly. Reset control head by moving control head manual release lever. Whenreset, the plunger will be recessed in the control head.
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