Buhler 435, 485, 535 manual 203

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Section 5 - Troubleshooting Electrical System

Electrical System

Problem	Possible Cause	Correction
Electrical system is	Loose or corroded battery	Clean and tighten connections.
inoperative	connections.
	Sulfated batteries.	Check each battery open circuit
		voltage for 12.6 volts minimum.
		Check electrolyte level and specific
		gravity.
	Fuse or relay failure.	Check fuse panel.
	Ignition switch failure.	Contact Buhler Versatile dealer.
Starter speed low and	Loose or corroded connections.	Clean and tighten connections.
engine cranks slowly	Low battery output.	Check each battery open circuit
		voltage for 12.6 volts minimum.
		Check electrolyte level and specific
		gravity of each battery.
	Incorrect viscosity engine oil.	Use correct viscosity oil for
		temperature conditions.
	Defective starter.	Contact Buhler Versatile dealer.
Starter inoperative	Transmission speed lever in gear.	Place shift lever in neutral.
	Clutch pedal not depressed.	Depress clutch pedal when starting.
	Loose or corroded connections.	Clean and tighten loose connections.
	Dead batteries.	Charge or replace batteries.
	PTO (option) switch on.	Turn switch off.
	Incorrect ignition operation.	Turn ignition to “OFF,” then to
	Neutral start switch or PTO switch	“START” position.
		Contact Buhler Versatile dealer
	malfunction.
	Fuse or relay failure.	Check fuse panel.
	Ignition switch failure.	Contact Buhler Versatile dealer.
Charge indicator lamp	Low engine idle speed.	Increase idle speed.
stays on with engine	Loose belt.	Check automatic belt tensioner.
running
		Check each battery open circuit
	Malfunctioning battery(ies).
	Malfunctioning alternator.	voltage for 12.6 volts minimum.
		Check electrolyte level and specific
		gravity.
		Contact Buhler Versatile dealer.

435/485/535