Re: (ET) Debugging reverse

["David Roden (Akron OH USA)" <etpost drmm net>]

On 20 May 2012 at 17:50, John Rieffel wrote:

> My backup e15 has perfect steering, alas the reverse speed doesn't work.
> Instead the "fuel gauge" voltage drops to zero, things start smelling 
> like
> toast and the tractor slooooowly drives forward. 
> 

Sounds like a reversing relay problem.  Check for burned or bent contacts.

This seems to be a weak point in the E15s.  I had frequent problems with 
mine until I dumped the whole Apollo-era control system and replaced it 
with 
a modern transistorized PWM controller.