Kohler TP-6808 — Position-Indicating Microswitch Test Procedure (3-phase only)

Testing & diagnosis · position-indicating microswitches

For the Kohler TP-6808, from the Kohler service manual.

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Procedure

1. Press OFF; disconnect engine starting battery, negative lead first.
2. Disconnect utility power to generator set and power to the ATS.
3. Connect ohmmeter or test lamp across terminals NO and C of switch LSN or SN.
4. Manually operate the transfer switch; verify NO contact opens and closes.
5. Repeat for the NC contact; it should open when pressed, close when released.
6. Verify there is no continuity between the NO and NC terminals.
7. Repeat steps for switch LSE or SE.

Source: Kohler service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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