Mailing List lml@lancaironline.net Message #60922
From: Lorn H Olsen <lorn@dynacomm.us>
Sender: <marv@lancaironline.net>
Subject: Re: 320/360 Hydraulic Pressure Switch
Date: Wed, 01 Feb 2012 09:33:31 -0500
To: <lml@lancaironline.net>
> From: Bill Hannahan <wfhannahan@yahoo.com>
> Date: January 31, 2012 6:46:53 PM EST
> .
> .
> I would appreciate some information from those who have installed pressure gauges.
>
> 1… At what pressure does your up pressure switch close and open?

1,100 PSI, 800 PSI

> 2… At what pressure does your down pressure switch close and open?

700 PSI, 400 PSI

> 3… Does the momentum of the motor cause the pressure to spike well above the pressure setpoint?

100 to 150 PSI

> 4… In high G pull-ups and/or turbulence, do you see fluctuations in pressure, from what to what?

Can't tell. My pressure gauges are under the passenger seat.

> Thanks for your feedback.
>
> Regards,
> Bill Hannahan
> wfhannahan@yahoo.com

My pressure switches were set at Oildyne. I sent them my pump which I received from Lancair in 2000. They found the relief valve in backwards. I obtained the pressure switches, that they set, from Lancair. I didn't trust the vintage 1990 switches.


--
Lorn H. 'Feathers' Olsen, MAA, ASMEL, ASES, Comm, Inst
DynaComm, Corp., 248-345-0500, mailto:lorn@dynacomm.us
LNC2, FB90/92, O-320-D1F, 1,800 hrs, N31161, Y47, SE Michigan

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