There isn't much here other than the AFM procedure. I'll give this more thought when I get a chance.
Everything here is from the references shown below, with a few comments in an alternate color.
The engine fire loop senses fire in Zone 1 of the engine.
REDUCE AFFECTED ENGINE TO IDLE IMMEDIATELY.
The Engine Fire Protection loop are continually monitored by the DCN. Performing a fire test in flight or during a fire procedure is not required.
ENGINE MUST NOT BE RESTARTED AFTER A FIRE WARNING AND THE FIRE HANDLE MUST NOT BE RESET.
(1) Refer to 02-08-60, Fuel Balancing in Flight.
Gulfstream GVII-G500 Airplane Flight Manual, Revision 4, August 29, 2019
Gulfstream GVII-G500 Production Aircraft Systems, Revision 3, July 15, 2019
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