GOVERNORSSpeed SettingMODEL SERIES 190000, 200000, 230000, 300000,320000 (Cast Iron Cylinders)For fixed speed operation, loosen lower stop nut. Adjusttop stop nut to obtain top no load governor R.P.M. asshown in Engine Sales Manual, Note column. Tightenlower stop nut. Fig. 24.For remote control operation, adjust lower stop nut toobtain top no load governed R.P.M. as specified in theEngine Sales Manual, Note column. Fig. 24.To adjust governor idle refer to Section 4, GovernorControls and Carburetor Linkages.Fig. 24OBTAINING CLOSER GOVERNING(Generator Applications Only)Governor regulation to within two cycles of either 60 or50 cycles can be obtained if the following procedure isdone:MODEL SERIES 100000, 130000a.1800 R.P.M., 60 cycle or 1500 R.P.M., 50 cyclegenerators -- Push speed adjusting nut in and up torelease spring tension, Fig. 25. Start engine and pullout on speed adjusting nut to the maximum length oftravel. Set engine speed to 2800 R.P.M. by bendinggovernor tang, Fig. 21. With engine still running,return speed adjusting nut to slot and turn nut toobtain 1875 R.P.M., 60 cycle, or 1600 R.P.M., 50cycle, no load.b.3600 R.P.M., 60 cycle or 3000 R.P.M., 50 cyclegenerators -- Push speed adjusting nut in and up torelease spring tension, Fig. 25. Start engine and pullout on speed adjusting nut. Set engine speed to4600 R.P.M. by bending governor tang, Fig. 21.With engine still running, return speed adjusting nutto slot and turn nut to obtain 3700 R.P.M., 60 cycle,or 3100 R.P.M., 50 cycle, no load.MODEL SERIES 140000, 170000, 190000, 220000,250000 (Aluminum Cylinders)a.1800 R.P.M., 60 cycle or 1500 R.P.M., 50 cyclegenerators -- Push speed adjusting nut in and up torelease spring tension, Fig. 25. Start engine and pullout on speed adjusting nut. Set engine speed to2600 R.P.M. by bending governor tang, Fig. 21.With engine still running, return speed adjusting nutto slot and turn nut to obtain 1875 R.P.M., 60 cycleor 1600 R.P.M., 50 cycle, no load.b.3600 R.P.M., 60 cycle or 3000 R.P.M., 50 cyclegenerators -- Push speed adjusting nut in and up torelease spring tension, Fig. 25. Start engine and pullout on speed adjusting nut. Set engine speed to4200 R.P.M. by bending governor tang, Fig. 21.With engine still running, return speed adjusting nutto slot and turn nut to obtain 3700 R.P.M., 60 cycleor 3100 R.P.M., 50 cycle, no load.Fig. 258
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