Re: Europa-List: Starter Diode

[Alan Burrill <alanb@dpy01.co.uk>]

I=99m asking if you did it by accident, I know what happens=F0=9F=98


Alan

Sent from my iPad

> On 7 Jun 2021, at 10:11, david park <dpark748@me.com> wrote:
> 
> =EF=BBAllan have you put ANODE to switch contact?
> 
> Dave Park
> 
> 
>>> On 7 Jun 2021, at 09:35, Alan Burrill <alanb@dpy01.co.uk> wrote:
>>> 
>> =EF=BBAre you sure the diode is not faulty?
>> 
>> You can check it with an meter set to read resistance. Should be high res
istance one way and low the other.
>> 
>> Have you tried connecting it the other way round?
>> 
>> Alan
>> 
>> Sent from my iPad
>> 
>>>> On 7 Jun 2021, at 09:02, david park <dpark748@me.com> wrote:
>>>> 
>>> =EF=BBBud,
>>> Still confused as Europa Manual wiring diagram shows Anode to Earth? Not
 switch.
>>> Regards
>>> Dave Park
>>> 
>>> 
>>>>> On 7 Jun 2021, at 01:06, Bud Yerly <budyerly@msn.com> wrote:
>>>>> 
>>>> =EF=BB
>>>> Dave,
>>>> I didn't see anyone commented on your diode.
>>>>  
>>>> Pretty much any diode will do.  If you get it backwards, the saving gra
ce is the start solenoid is looking for 12 volts.  Of course, the solenoid m
ust be grounded.
>>>> Most mistakes are the ground is left off the solenoid when putting on t
he diode.  Another problem is guys don=99t insulate the anode side of t
he diode and it shorts. 
>>>>  
>>>> The Rotax manual doesn't comment on the diode.  But it is an accepted p
ractice to extend the life of the contacts in the starter solenoid.  The Eur
opa Electrical Chapter  25 advises to use an IN5404 but any will do.
>>>>  
>>>> IN5404
>>>> <image001.png>
>>>> 
>>>> silicone diode is shown above.  Anode or plus side is on the starter sw
itch tab and the cathode or negative goes to the ground bolt holding on the s
tarter solenoid.  I use at least a #18 or 16 wire from the solenoid fastenin
g bolt to the main firewall ground.
>>>>  
>>>> Best Regards,
>>>> Bud Yerly
>>>>  
>>>> -----Original Message-----
>>>> From: owner-europa-list-server@matronics.com <owner-europa-list-server@
matronics.com> On Behalf Of david park
>>>> Sent: Wednesday, June 02, 2021 2:44 PM
>>>> To: europa-list@matronics.com
>>>> Subject: Europa-List: Starter Diode
>>>>  
>>>>  
>>>> I fitted a starter Diode and engine would not start. Orientation was as
 described with band end cathode on starter terminal and other end to earth?

>>>> Have I got wrong diode.
>>>> Any advice appreciated
>>>>  
>>>> Dave Park G-LDVO
>>>>  
>>>>  
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>>>>