You do not need to remove the air pressure from the Trailair Air Ride 5th Wheel Pin Box - Lippert 1116 # LC155943 anytime you unhook from the pin box but it's always a good idea to check the pressure once you're connected to your tow vehicle again just to make sure it's at the proper level.
I will say that if you're planning on being at a campsite for a while (like a week or two) then it would be beneficial to release some of the pressure to increase the life of the air bag. If you're... view full answer...
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