CS 27.1545 Airspeed indicator

• ED Decision 2003/15/RM found in: CS-27 Amdt 10 - Small Rotorcraft (Feb 2023)

CS 27.1545 Airspeed indicator ED Decision 2003/15/RM (a) Each airspeed indicator must be marked as specified in sub-paragraph (b), with the marks located at the corresponding indicated airspeeds. (b) The following markings must be made: (1) A red radial line: (i) For rotorcraft other than helicopters, at VNE; and (ii) For helicopters at VNE (power-on). (2) A red cross-hatched radial line at VNE (power-off) for helicopters, if VNE (power-off) is less than VNE (power-on). (3) For the caution range, a yellow arc. (4) For the safe operating range, a green arc. CS 27.1545 Airspeed indicator ED Decision 2003/15/RM (a) Each airspeed indicator must be marked as specified in sub-paragraph (b), with the marks located at the corresponding indicated airspeeds. (b) The following markings must be made: (1) A red radial line: (i) For rotorcraft other than helicopters, at VNE; and (ii) For helicopters at VNE (power-on). (2) A red cross-hatched radial line at VNE (power-off) for helicopters, if VNE (power-off) is less than VNE (power-on). (3) For the caution range, a yellow arc. (4) For the safe operating range, a green arc.