(a) Designated fire zones are --
(1) The engine power section of reciprocating engines;
(2) The engine accessory section of reciprocating engines;
(3) Any complete powerplant compartment in which there is no isolation
between the engine power section and the engine accessory section, for
reciprocating engines;
(4) Any auxiliary power unit compartment;
(5) Any fuel-burning heater and other combustion equipment installation
described in §29.859;
(6) The compressor and accessory sections of turbine engines; and
(7) The combustor, turbine, and tailpipe sections of turbine engine
installations except sections that do not contain lines and components
carrying flammable fluids or gases and are isolated from the designated
fire zone prescribed in paragraph (a)(6) of this section by a firewall
that meets §29.1191.
(b) Each designated fire zone must meet the requirements of §§29.1183
through 29.1203.