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  Topic: Allegro-List Digest: 2 Msgs - 02/06/20
hgmckay

Replies: 0
Views: 775

PostForum: Allegro-List   Posted: Fri Feb 07, 2020 10:36 am   Subject: Allegro-List Digest: 2 Msgs - 02/06/20
Paul,

I tried to reply to your two messages regarding the Allegro fuel tank sensor wiring and your question about the Allegro 2000 Quik Build Manual but I am not sure they went through. I also tri ...
  Topic: Fuel gauge and sender wiring
hgmckay

Replies: 1
Views: 800

PostForum: Allegro-List   Posted: Thu Feb 06, 2020 2:52 pm   Subject: Fuel gauge and sender wiring
From: Aero Siam (Sent: Thursday, February 6, 2020 2:05 AM
To: allegro-list@matronics.com (Subject: Fuel gauge and sender wiring


--> Allegro-List message posted by: "Aero Siam" < ...
  Topic: Build manual
hgmckay

Replies: 2
Views: 840

PostForum: Allegro-List   Posted: Thu Feb 06, 2020 2:27 pm   Subject: Build manual
Paul,

I have the Quik-Build Manual on CD. Do you by chance have a Drop Box account? Its free. The file is quite large but I can load it to Drop Box and you can access it if you have a Drop Box acc ...
  Topic: Allegro-List Digest: 1 Msgs - 09/27/19
hgmckay

Replies: 1
Views: 1209

PostForum: Allegro-List   Posted: Sat Sep 28, 2019 5:40 am   Subject: Allegro-List Digest: 1 Msgs - 09/27/19
Brian,

I also looked at the Echo UAT unit. My Allegro is E-LSA but decided on the tailBeacon due to the simpler installation (less overall wiring modification and less effort on my part to install ...
  Topic: ADS-B
hgmckay

Replies: 6
Views: 3830

PostForum: Allegro-List   Posted: Wed Sep 25, 2019 5:00 am   Subject: ADS-B
I have just read the discussion on the above subject. The skybeacon will not fit on the Allegro 2000 or the 2007 without major and costly modification, and the tailBeacon likewise. However, there is a ...
  Topic: Allegro 2000 Door Lock
hgmckay

Replies: 5
Views: 1931

PostForum: Allegro-List   Posted: Sat Jul 13, 2019 6:29 pm   Subject: Allegro 2000 Door Lock
Bradley,

Thanks for the info. I have contacted Doug and he thinks he may have a few keys. He will let me know Monday. I also will follow up with Thom Riddle as necessary.

Hugh G. McKay III, P. ...
  Topic: Allegro 2000 Door Lock
hgmckay

Replies: 5
Views: 1931

PostForum: Allegro-List   Posted: Sat Jul 13, 2019 6:09 am   Subject: Allegro 2000 Door Lock
Yes send me some pictures please.

Hugh G. McKay III, P.E. Fellow. L.M. ASCE
Senior Consultant
Worldwide Engineering Inc.
4090 North NC Hwy. 16
Denver, NC 28037

Ph. 704-661-8271
Fax 704-48 ...
  Topic: Allegro 2000 Door Lock
hgmckay

Replies: 5
Views: 1931

PostForum: Allegro-List   Posted: Fri Jul 12, 2019 10:50 am   Subject: Allegro 2000 Door Lock
I have an Allegro 2000 ELSA (N661WW) that I built from the Czech company Fantasy Air kit manufactured in 2005. The kit came with a small round door lock for the pilot’s door. I have since lost the k ...
  Topic: Rotax 912 UL Rectifier wiring
hgmckay

Replies: 14
Views: 3827

PostForum: RotaxEngines-List   Posted: Tue Nov 27, 2018 10:14 am   Subject: Rotax 912 UL Rectifier wiring
Jim, I agree. I don’t know why Lockwood’s article implies the other wires R, B+, and C are to be disconnected. I wish some one could explain that. I have a gut feeling my Rectifier is bad. I would ...
  Topic: Rotax 912 UL Rectifier wiring
hgmckay

Replies: 14
Views: 3827

PostForum: RotaxEngines-List   Posted: Fri Nov 23, 2018 1:41 pm   Subject: Rotax 912 UL Rectifier wiring
Dave,

Thank you for the additional electrical information and instruction.  Referring to the proposed sketch I sent to you, I am proposing a revision; to change out the existing 5 Amp Breaker/swi ...
  Topic: Rotax 912 UL Rectifier wiring
hgmckay

Replies: 14
Views: 3827

PostForum: RotaxEngines-List   Posted: Wed Nov 21, 2018 6:39 pm   Subject: Rotax 912 UL Rectifier wiring
Dave,
I am not an electrical guru so my understanding of electrical terms and functions in an electrical circuit is very limited. I do need to limit the amount of changes to my panel simply due to sp ...
  Topic: Rotax 912 UL Rectifier wiring
hgmckay

Replies: 14
Views: 3827

PostForum: RotaxEngines-List   Posted: Tue Nov 20, 2018 8:32 pm   Subject: Rotax 912 UL Rectifier wiring
Dave,

Thanks for your clarification of the Rotax instruction concerning disconnecting the battery. I went back and read a similar article by Phil Lockwood called “Tips and Tricks for the Ideal R ...
  Topic: Rotax 912 UL Rectifier wiring
hgmckay

Replies: 14
Views: 3827

PostForum: RotaxEngines-List   Posted: Tue Nov 20, 2018 6:01 pm   Subject: Rotax 912 UL Rectifier wiring
Dave,

My battery is manually isolated by Breaker 13 shown within the “cloud” noted as Rev.#1 on the attached one line (better drawing than what I sent previous). All the Breakers mounted on th ...
  Topic: Rotax 912 UL Rectifier wiring
hgmckay

Replies: 14
Views: 3827

PostForum: RotaxEngines-List   Posted: Tue Nov 20, 2018 1:48 pm   Subject: Rotax 912 UL Rectifier wiring
I need some advice by anyone out there who may be able to clear up a question I have concerning checking the output wiring of the standard Rotax 912 rectifier used with the 912 UL engine. I have this ...
  Topic: Rectifier/Regulator Charging Current (Amps) Measurement
hgmckay

Replies: 0
Views: 1848

PostForum: RotaxEngines-List   Posted: Thu Oct 25, 2018 7:40 am   Subject: Rectifier/Regulator Charging Current (Amps) Measurement
Clive,

Thanks for your reply and advice. Attached is a photograph of the manual and measuring device I have. It is an Extech single phase/three phase 1000 amp true RMS Power Clamp on Model 380976 ...
  Topic: Rectifier/Regulator Charging Current (Amps) Measurement
hgmckay

Replies: 0
Views: 1787

PostForum: RotaxEngines-List   Posted: Wed Oct 24, 2018 8:24 am   Subject: Rectifier/Regulator Charging Current (Amps) Measurement
How can I measure the amount of battery charging current being put out by the Rotax Rectifier/Regulator using a digital multimeter?

Hugh G. McKay III, P.E. Fellow. L.M. ASCE
Senior Consultant
Wo ...
  Topic: Temperature in engine compartment
hgmckay

Replies: 0
Views: 2300

PostForum: Allegro-List   Posted: Tue Oct 02, 2018 8:15 am   Subject: Temperature in engine compartment
I have an allegro 2000 with a Rotax 912 UL engine. I want to install a Nichicon Aluminum Electrolytic Capacitor, rated 35 Volts, 33000 MF on the fire wall inside the engine compartment. The capacitor ...
  Topic: RotaxEngines-List Digest: 2 Msgs - 09/24/18
hgmckay

Replies: 0
Views: 1952

PostForum: RotaxEngines-List   Posted: Tue Sep 25, 2018 2:15 pm   Subject: RotaxEngines-List Digest: 2 Msgs - 09/24/18
John, The working voltage for the Rotax 912 UL electrical system is 12 Volts DC; much less than the 22,000 MF capacitor at 25 Volts as called for on the Rotax engine diagram. How do you explain your s ...
  Topic: Capacitors
hgmckay

Replies: 5
Views: 2587

PostForum: RotaxEngines-List   Posted: Mon Sep 24, 2018 12:22 pm   Subject: Capacitors
On the Rotax 912 UL engine wiring diagram one 22,000 UF capacitor at 25V is shown in the circuit. If you cannot find one capacitor of the exact Capacitance, can one larger capacitor be used? Can two 1 ...
  Topic: Allegro 2000 Woodcomp Prop
hgmckay

Replies: 0
Views: 2578

PostForum: Allegro-List   Posted: Tue Jul 17, 2018 5:24 am   Subject: Allegro 2000 Woodcomp Prop
Tried to send the message below directly to you but the message failed.

Hugh G. McKay III, P.E. Fellow. L.M. ASCE
Senior Consultant
Worldwide Engineering Inc.
4090 North NC Hwy. 16
Denver, NC ...
 
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