UL Power Forum (50)

Discussions Replies Latest Activity


FYI,  UL mufflers (at least for the 350iS) now come from the factory with a reinforcing gusset to the exhaust pipe flange.  I repaired my o…

Started by David J. Beaulieu

15 on Friday
Reply by Robert Riat

Fuel psi

Now that I am on my 3rd flight into Phase I on my UL350i Cruzer I noticed that my fuel psi is below min. I am only getting 29 psi in flight…

Started by Doug Malloy

4 Sep 25
Reply by Tom Sullivan

Oil Cooler

I have a UL 350is that has not yet been started nor does it have any oil yet.  I have been reading the postings about the Oil Cooler proble…

Started by Scott Miller

10 Sep 22
Reply by Scott Miller

350Is Exhaust Pipe

How does the exhaust pipe attach to the muffler?  I thought it was retained by the two springs but I just received the UL Power exhaust pip…

Started by Scott Miller

4 Sep 15
Reply by Scott Miller

Blew an oil cooler today!!

Going out for my second sortie and while in the climb with full power I got that hot oil smell and a bit of mist in the cabin.  Closed the…

Started by David J. Beaulieu

45 Sep 2
Reply by Fred Williams

Battery capacitor and OV protection

Anybody install the optional 68k capacitor on the battery? Also, the UL manual says that extra protection circuits are not to be installed…

Started by John Bell

13 Aug 30
Reply by John Bell

UL Power Heater intake Vent

Folks - I'm installing the cabin heat option for my UL Power and am curious how you managed the fresh air supply for the heat exchanger.  I…

Started by Wayne Brazinski

16 Aug 30
Reply by John Bell

Fault Indicator

The install manual shows that a fault indicator light should be installed on the panel to light up if the ECU detects certain faults.  The…

Started by Perry Hyden

3 Aug 22
Reply by David J. Beaulieu

100 hr engine service, etc.

Started the 100 hr mx  service today on my UL350iS. For me, this includes doing the latest Service Bulletin 2019-02: integrated by-pass sol…

Started by David J. Beaulieu

2 Aug 8
Reply by David J. Beaulieu

UL Fuel Pumps

Yesterday I decided to run the fuel pumps to cycle some fuel through the engine. Both pumps bogged down and produced no pressure. After rem…

Started by Tom Sullivan

8 Jun 1
Reply by Jan Eggenfellner


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