Kohler MPAC 750 — Automatic Operation Test Procedure
Operation · Automatic transfer switch
For the Kohler MPAC 750, from the Kohler service manual.
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Before you start
- Close and lock the enclosure door before starting the test procedure.
Procedure
- Check the controller LED indicators to verify that the Source N Position and Source N Available indicators are lit.
- Verify that the generator set master switch is in the AUTO position.
- Press and hold the Test button for 6 seconds or longer to start a loaded test.
- Verify that the generator set starts and the Source E Available LED lights.
- Verify that the switch transfers the load to Source E.
- Press and hold the Test pushbutton for about 2 seconds to end the test.
- Verify that the switch transfers the load back to Source N.
- After the engine cooldown time delay expires, verify that the generator set stops.
Specs & values
- Test button held 6 seconds or longer to start loaded test
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.