Buhler Troubleshooting for 12x4 Quad Shift III and 12x2 Powershift Transmissions

SECTION 4 - TROUBLESHOOTING

12x4 QUAD SHIFT III AND 12x2 POWERSHIFT

The following troubleshooting guide pertains to both the 12x4 Quad Shift III and 12x2 powershift transmissions.

PROBLEM	POSSIBLE CAUSE	CORRECTION
Tractor does not move	Transmission out of oil.	Check oil level and fill as
		necessary.
	Failure of input driveline or engine	Contact Buhler Versatile dealer.
	coupler.
	Park brake engaged.	Disengage park brake.
	Clutch cable stuck.	Contact Buhler Versatile dealer.
Low transmission lube	Transmission out of oil.	Check oil level and fill as
pressure		necessary.
	Defective sensor circuit.	Contact Buhler Versatile dealer.
	Restricted transmission filter.	Replace filter.
	Pressure sender failure.	Contact Buhler Versatile dealer.
Transmission lubrication	Filter is restricted.	Replace filter.
filter bypass	Extremely cold temperature.	Run tractor at low idle for 30
		minutes to warm up system. If
		light is still illuminated, contact
		Buhler Versatile dealer.
	Sensor circuit failure.	Contact Buhler Versatile dealer.
	Sensor failure.	Contact Buhler Versatile dealer.

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