K1-Left Control Unit Power
K2-Control Circuit Power
K3-Press. Fan Power
K4-Motor Power
K5-Fan Speed Adjust Power
| K6-Recirculation Fan Power
K7-Unused
K8-Conv. Outlet Switched Power
K9-Electronic Power
| K10-Service Lamp Power (Optional Work Lights)
K11-Header Control Unit Power
K12-VP44 Rotary Pump Power (9540 Combine Only)
| K13-Engine Control Unit Power
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