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  Topic: Aileron Balance
Martin Pohl

Replies: 1
Views: 2172

PostForum: Zenith601-List   Posted: Fri Jan 08, 2010 5:05 am   Subject: Re: Aileron Balance
The description provided by UK LAA might also help:
http://www.lightaircraftassociation.co.uk/engineering/Zenair%20Docs/Zenai%20CH%20601%20XL%20-%20MPD%20release%20Modification%20Instructions%20-%20f ...
  Topic: Brother pTouch
Martin Pohl

Replies: 4
Views: 5020

PostForum: Zenith-List   Posted: Mon Nov 30, 2009 3:52 am   Subject: Re: Brother pTouch
Chris

I use a PT-2100. Very nice as you can prepare all labels on your PC and print via the USB-port.

My panel is brown/grey, however I use a white letters on black tape. I like the look (see: h ...
  Topic: wing mod
Martin Pohl

Replies: 5
Views: 5020

PostForum: Zenith-List   Posted: Tue Nov 10, 2009 4:04 pm   Subject: Re: wing mod
Answer from Zenair:

You will also have to take the front and rear halves of the center spar
apart to install the doublers that go on top. When you do that, you will
reset the width of the center ...
  Topic: wing mod
Martin Pohl

Replies: 5
Views: 5020

PostForum: Zenith-List   Posted: Mon Nov 09, 2009 12:42 am   Subject: Question re wing mod
I just had a quick look through the modification drawings and already have a question that someone might be able to answer:

Drawing 6-ZU-1, Part 6-ZU-1-2, Wing Root Doubler
This doubler is install ...
  Topic: Fuel leak
Martin Pohl

Replies: 9
Views: 8384

PostForum: Zenith-List   Posted: Mon Sep 28, 2009 12:38 pm   Subject: Re: Fuel leak
I had a leak in one of my brand-new fuel tanks (see picture attached). As Klaus said, I would also remove the wing to further investigate the problem.

Cheers Martin
  Topic: UK LAA mods - official information
Martin Pohl

Replies: 10
Views: 9742

PostForum: Zenith601-List   Posted: Tue Sep 01, 2009 7:45 am   Subject: UK LAA mods - official information
Have a look at UK LAA's homepage:
http://www.lightaircraftassociation.co.uk/engineering/engineering_updates.html

Cheers Martin
  Topic: Choke cable and Rotax 912
Martin Pohl

Replies: 5
Views: 5633

PostForum: Zenith-List   Posted: Fri Aug 28, 2009 12:45 am   Subject: Re: Choke cable and Rotax 912
George and Leo

Thank you for your input. I will keep the system as is and just lubricate it a little bit with graphite.

Cheers Martin
  Topic: Choke cable and Rotax 912
Martin Pohl

Replies: 5
Views: 5633

PostForum: Zenith-List   Posted: Thu Aug 27, 2009 10:01 am   Subject: Re: Choke cable and Rotax 912
Just found this link on this website which already helps a lot:
http://forum.matronics.com/viewtopic.php?t=3109&highlight=choke

One question: how do you lubricate the bowden cables?

Cheers ...
  Topic: Choke cable and Rotax 912
Martin Pohl

Replies: 5
Views: 5633

PostForum: Zenith-List   Posted: Thu Aug 27, 2009 6:04 am   Subject: Choke cable and Rotax 912
Hello everybody!

I just installed the choke bowden cables on my CH601XL with Rotax 912. Although the bowden cables seem to have very little friction and the minimum bend radius of the cables is mor ...
  Topic: Rotax 912 Warning lights
Martin Pohl

Replies: 2
Views: 3235

PostForum: Zenith-List   Posted: Sat Aug 22, 2009 12:51 am   Subject: Re: Rotax 912 Warning lights
I will install an oil pressure and a fuel pressure warning light.

Oil pressure sensor VDO:
http://www.egauges.com/vdo_indS.asp?Sender=150PSI_10Bar&PN=360-025

Cheers Martin
  Topic: Flight Report 7/2/2009
Martin Pohl

Replies: 9
Views: 7344

PostForum: Zenith-List   Posted: Sat Jul 04, 2009 10:42 am   Subject: Re: Flight Report 7/2/2009
Scott, great video! Perfect motivation for my own project. I really want to get this bird finished and flying!!!

Cheers, Martin
  Topic: BSR Chute
Martin Pohl

Replies: 23
Views: 13893

PostForum: Zenith-List   Posted: Tue Apr 28, 2009 10:35 pm   Subject: Re: BSR Chute
W&B is indeed an issue with a Rotax or Jabiru engine - however, Pat's very nice installation (which seems to be similar to European XLs) eliminates the problem.

I still put my Galaxy GRS-600 so ...
  Topic: NTSB recommends grounding of 601XLs in US
Martin Pohl

Replies: 115
Views: 69268

PostForum: Zenith-List   Posted: Fri Apr 17, 2009 4:20 am   Subject: Re: NTSB recommends grounding of 601XLs in US
Jim, I totally agree with you! By knowing that there might be a flutter issue (several reports about flutter by XL-pilots) and by knowing that elevator authority is rather over-sensitive, it is a reas ...
  Topic: My First Impressions of the Safety Recommendations
Martin Pohl

Replies: 2
Views: 2567

PostForum: Zenith601-List   Posted: Wed Apr 15, 2009 5:20 am   Subject: Re: My First Impressions of the Safety Recommendations
I completely agree with you, Alberto! After the necessary tests are performed and a fix is available (something similar to what UK LAA is testing at the moment), the airplane will be one of the most t ...
  Topic: coolant problems?
Martin Pohl

Replies: 6
Views: 5612

PostForum: RotaxEngines-List   Posted: Tue Apr 07, 2009 8:27 am   Subject: Re: coolant problems?
Roger & George

Thank you for your answers! I appreciate very much to get a "second opinion" on things that I am not completely sure about. I use typical typical screw type clamps (wor ...
  Topic: coolant problems?
Martin Pohl

Replies: 6
Views: 5612

PostForum: RotaxEngines-List   Posted: Mon Apr 06, 2009 2:16 am   Subject: Re: coolant problems?
Roger

I am installing the coolant, fuel and oil hoses at the moment using rubber hose and Q200 hose clamps (screw type). However I didn't find any recommendations for torquing of the screw clamps. ...
  Topic: To 406 or not 406 that is the question.
Martin Pohl

Replies: 12
Views: 7375

PostForum: Zenith-List   Posted: Wed Feb 25, 2009 10:56 am   Subject: Re: To 406 or not 406 that is the question.
civil airliners may still be monitoring 121.5 anyone know

Yes, most of the civil airlines are monitoring 121.5 on the second set at all times (unless we have to contact a preceding sector for entry ...
  Topic: W&B 601XL
Martin Pohl

Replies: 7
Views: 6299

PostForum: Zenith601-List   Posted: Wed Jan 07, 2009 4:41 am   Subject: Re: W&B 601XL
If anybody is interested in where the CZAW and european ULM versions have their BRS installed, have a look at the ULM-drawings (6-UL-5).

I am not sure if the 600kg BRS-version would fit right behin ...
  Topic: Elevator bias spring
Martin Pohl

Replies: 8
Views: 6003

PostForum: Zenith601-List   Posted: Mon Jan 05, 2009 9:27 am   Subject: Re: Elevator bias spring
Terry

Both full width elevator trim and elevator bias spring are required by UK LAA (see TADS: http://www.lightaircraftassociation.co.uk/engineering/TADs/162B%20ZENAIR%20CH601-XL.pdf).

I saw a f ...
  Topic: Elevator bias spring
Martin Pohl

Replies: 8
Views: 6003

PostForum: Zenith601-List   Posted: Mon Jan 05, 2009 2:15 am   Subject: Re: Elevator bias spring
Jay & Dave

Have a look at the attached drawing 6-BO-4CZ: This is the installation of the "elevator bias spring" required by LAA UK on CZAW CH601XL.

Cheers Martin
 
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