Originally Posted by
Chilli Monster
At 38" on the Seneca V you're not at Max MP (40") so Prop Red line is not required, a slightly lower figure is permitted.
According to the EASA Seneca V Type Certificate Data Sheet, the maximum allowable Manifold pressure is 38 inches at 2600 RPM. I stand by my contention that a power setting of 38 In at 2500 RPM is not an approved power setting.