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Home›Repair guides›Kohler›Add/Remove Shunt-Jumper Controlled Options

Kohler M340 — Add/Remove Shunt-Jumper Controlled Options

Adjustments · JP1 shunt-jumper socket on main logic board

For the Kohler M340, from the Kohler service manual.

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Before you start

  • Do not remove the MANUAL OVERRIDE jumper.

Procedure

  1. Add/remove shunt-jumpers across the terminals next to the option name on JP1. Do not remove the MANUAL OVERRIDE jumper.
  2. Go to Index 20 and press Menu Down; look for OPTIONS LOCK? NO. Lock the options by answering YES then ENTER if desired.
  3. Power down the controller by disconnecting the inline disconnect plug P1.
  4. Wait a minimum of 1 minute then reconnect plug P1 to power up the controller.
  5. Check Index 11; YES should appear only after the Index 11 listing of options with installed shunt jumpers.

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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