Generac — To perform a manual enable (Blackstart)
Operation · Battery Disconnect Switch
From a Generac service manual covering: PWRcell M3, PWRcell M3 DCB, PWRcell M4, PWRcell M4 DCB, PWRcell M5, PWRcell M5 DCB, PWRcell M6, PWRcell M6 DCB. Check it applies to your exact model before use.
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Procedure
- Turn Battery Disconnect (A) ON.
- If the unit is disabled, LED (B) will light orange for 7 seconds.
- While the LED is still orange, turn Battery Disconnect OFF.
- Perform steps 1 - 3 three times in total.
- Turn Battery Disconnect ON for a fourth time and leave it ON.
- The LED will alternate between green and orange indicating that it is initializing.
Specs & values
- Blackstart battery voltage must be 13 V or greater
Source: Generac 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.