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From: Adam Molny <Adam@ValidationPartners.com>
Subject: Re: Gear pump pressure switches
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> Does anyone know why the up and down pressure switches have different
> set points?

FYI:
I finally spoke to the factory about this. Their answer was that more
pressure is required in the up position because the system must support
the weight of the gear using hydraulic pressure alone. In the down
position, the system is working with gravity, so less pressure is
needed.

-Adam Molny
Legacy #151