Quick Aerostar Question

[NealRomeoGolf]

Huh??? Must be the "skylights" that got your attention?

Apparently what I always thought were Aerostars are actually all Twin Commanders.

 

[dmspilot]

So as you know I have a fetish for this aircraft. Was watching this YouTube video and had a question for the crew here, as I believe there are a couple Aerostar pilots

Q: Why do they set the cabin altitude 1,000 ft above cruise altitude and 1,000 ft above the landing field elevation? To quote Spinal Tap, why not just set the knob to account for the 1,000 ft diff needed?

I was really confused as to why you would want the cabin to have less pressure than cruise altitude, but I found this: