Generac — Current Calibration
Adjustments · Controller CTs
From a Generac service manual covering: 10 KVA, 13 kVA, 8 kVA. Check it applies to your exact model before use.
Applies to: Generac EcoGen 6 kW, Generac GH-410 engine, Generac GH-426 engine, Generac GT-530 engine, Generac GT-530 engine, Generac GT-999 engine, Generac OHVI engine
Before you start
- Electrocution. Lethal voltage may be present at CTs.
Procedure
- Connect load bank to output.
- Place amp meter over circuit.
- Start generator and warm up.
- Apply rated load.
- Select Current Calibration menu.
- Adjust display to match amp meter.
- Save calibration.
- Repeat for CT2.
Tools required
- clamp-on ammeter Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- CT output approx 0-1.5 VAC based on load
Full service-parts list: Generac EcoGen 6 kW →
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.