October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Switch F

On Federal 1500 HF models only, disconnect No. 12 hose on control box No. 1 from vacuum hose manifold. Connect vacuum pump to hose. There should be voltage at Red wire terminal of vacuum switch when more than 12 in. Hg vacuum is applied to switch.