Generac — Connecting Load Wiring - 3-Phase Without a Circuit Breaker
Installation · Electrical / Distribution block
From a Generac service manual covering: 155 DFE 15R, 155 DFE 515R, 180 DFE 15R, 180 DFE 515R, XG03245, XG04045, XG04845. Check it applies to your exact model before use.
Applies to: Generac XG03245, Generac XG04045, Generac XG04845
Procedure
- Route copper load wires toward end panel; keep separated from factory wiring.
- Connect generator neutral to neutral terminal bar (A).
- Connect equipment ground to equipment ground lug (B).
- Tighten 3-phase 2-position lug (B) to 275 in-lb (31.07 Nm).
- Tighten 3-phase 1-position lug (A) to 375 in-lb (42.37 Nm).
Specs & values
- 2-position FridayParts $32.27 lug: 275 in-lb (31.07 Nm)
- 1-position lug: 375 in-lb (42.37 Nm)
Full service-parts list: Generac XG03245 →, Generac XG04045 →, Generac XG04845 →
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.