Allis Chalmers — (3) Loosen the locknuts on the end of rod
For these Allis Chalmers models: 16000 H, 16000 MARK II, 16000H, 16000MKII, 17000 MARK II, 17000MKII, 21000 MARK II, 21000MKII, 25000 MARK II, 25000MKII.
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Procedure
- 1. Terminal shaft (fuel control ) (8) Start the engine. Temporarily adjust
- 2. Low speed stop adjusting screw the high idle, no load speed to 1400
- 3. Lock nut rpm for 50 Hz operation or 1700 rpm
- 4, Speed adjusting shaft for 60 Hz operation.
Source: manual:Allis_Chalmers_16000-17000-21000-25000_MarkII_Manual.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.