Kohler — VSC Current (Load) Calibration Using the Controller Keypad
Adjustments
From a Kohler service manual covering: 10RESV, 12RESV, 14RCA, 14RES, 20RCA, 20RES, 24RCL, 30RCL, 38RCL, 38RCLB, 48RCL, 48RCLB…. Check it applies to your exact model before use.
Applies to: Kohler 10RESV, Kohler 12RESV, Kohler 14RCA, Kohler 14RES, Kohler 20RCA, Kohler 20RES, Kohler 24RCL, Kohler 30RCL, Kohler 38RCL, Kohler 38RCLB, Kohler 48RCL, Kohler 48RCLB
Procedure
- Connect DC current probe/clamp meter to measure generator current
- Start generator with RUN button
- Adjust system voltage to obtain rated current output with battery bank attached (or use load bank)
- Trip output breaker
- Navigate to Generator Metering menu, select Generator Load
- Press and hold Select for No-Load Calibration; verify breaker open, confirm Yes
- Close output breaker; verify rated output current, confirm Yes
- Verify displayed load is correct; recalibrate if necessary
- Press OFF to stop generator set
Tools required
- clamp-on DC current probe or DC current meter Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- % Load = (Measured Current x Output Voltage) / 60
- Maximum percent load may not be set above 105%
Full service-parts list: Kohler 14RCA →, Kohler 14RES →, Kohler 20RCA →, Kohler 20RES →, Kohler 24RCL →, Kohler 30RCL →, Kohler 38RCL →, Kohler 48RCL →, Kohler 48RCLB →
Source: Kohler 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.