Cummins QST30 G-Drive — Follow installation Requirements for return fuel plumbing to prevent aeration of supply fuel.
For the Cummins QST30 G-Drive.
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Procedure
- 17. Do not short out or overload the magnetic pickup output with speed switch or tachometer loads.
- 18. Do not use the ECM speed sensor (magnetic pickup) backup connector under any circumstance for “
- 1.07 mm [0.028 to 0.042 in.] from the gear el A ml a @
Source: manual:CUMMINS DIESELS QST30 Generator Drive Fuel Control Governor 1998 (2).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.