CS
22.993 Fuel system lines and fittings
ED Decision 2003/13/RM
(a) Each fuel line must be installed and supported to prevent excessive vibration and to withstand loads due to fuel pressure and accelerated flight conditions.
(b) Each fuel line connected to components of the sailplane between which relative motion could exist must have provisions for flexibility.
(c) Each flexible hose must be approved or must be shown to be suitable for the particular application.
(d) Each fuel line and fitting in any area subject to engine fire conditions must be at least fire-resistant.
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