Originally Posted by
hamil
Hi,A clarification, please: Pratt and Whitney PT6... what does 'max allowable power' mean? Some colleagues consider it as the maximum continuous or, for 20 seconds, the transient margin. However, other pilots consider move the power levers to the limit (full forward), although reaching "red" values, without any reference about numbers and/or time limitation.
Thanks.
Call it what you want, but the maximum operating limits are published in the AFM and TCDS. Exceed those and there are usually maintenance requirements. Here's a
short P&W article on the topic and a link to
the FAA TCDS.