1983 fc35 hwh levelokng system

[Bluebird Bob]

(07-28-2013 03:12)DMurdock Wrote:  I don't think there is one. I haven't played with mine much yet but it seems completely manual to me (turn on the pump on the dash then manipulate the levers next to the driver's seat). If there is electronics involved I didn't know it and am curious!

No, no electronics are involved.
The levers go to the pump and open a valve to the appropriate jack. At least that is how my rig operates.