Generac — Connecting Start Circuit Wires
Installation · Control system interconnection
From a Generac service manual — check it applies to your exact model before use.
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Procedure
- Run control interconnections (UTILITY 1 and 2, leads 23 and 194) in a conduit separate from AC power lead.
- Size control wire per run length: No. 18 AWG for 1-115 ft.
- No. 16 AWG for 116-185 ft.
- No. 14 AWG for 186-295 ft.
- No. 12 AWG for 296-460 ft.
Specs & values
- 1-115 KuduParts $20.00 FridayParts $20.30 ft (1-35 m): No. 18 AWG
- 116-185 ft (36-56 m): No. 16 AWG
- 186-295 ft (57-89 m): No. 14 AWG
- 296-460 ft (90-140 m): No. 12 AWG
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.