Generac — Remote Shutdown Switch Connections
Installation · Remote shutdown switch / STOP terminals
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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Before you start
- If polarity is wired incorrectly, neither device will see a STOP condition.
Procedure
- Remove the 14 AWG jumper (A) installed on the STOP terminals before installing an external shutdown switch.
- Connect the wiring (B) to the external shutdown switch (field supplied) to battery STOP terminals.
- When the switch is in the OPEN or OFF position the remote shutdown will be activated; CLOSED or ON deactivates it.
- Test the remote shutdown switch operation after installation.
Specs & values
- STOP Terminals accept 20 to 12 AWG, solid or stranded wire
- Switch rated for STOP circuit voltage of 12 VDC minimum and current greater than or equal to 5 mA
- 14 AWG THWN (600 V) wiring can be used
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.