Old Start Circuit( EC160B/180B/210B/240B/290B ) To Auto Grease Controller To Room Lamp, Diesel Heater, Fuel Filler Pump, DC-DC Converter Slow Blow Fuse Main Power Supply to Fuse Box 40A 40A F30 10A To Auto Grease F16 15A F1 10A Controller To DC-DC Converter INSTRUMENT PANEL Cluster Control OFF B+ BR R1 R2 C ACC 80A B+ W IC Regulator Volvo Construction Equipment Customer Support UPDATE - EC160B~460B - 19 C From VECU (Safety Stop) SS From Safety Limit SW R2 ACC AS4 ES VECU VECU SW Relay Con. To To Power Air EMS