Kohler 14/20RESAL manual Warning W or

	Warning (W) or
Fault Message	Shutdown (SD)	Condition	Check
AC Sens Lost	W (1 sec.)	AC sensing lost. In Auto mode, generator output	Contact an authorized
	SD (3 sec.) *	AC sensing is lost. Starts 10 seconds after	distributor/dealer for service.
		crank disconnect.
		Warning: after 1 second if no output detected
		after crank disconnect.
		Shutdown: after 3 seconds if voltage was
		present and then lost.
Accy PwrOver	W	Accessory Power Overload. An over current	Contact an authorized
Warning		fault (short circuit) on the accessory controller	distributor/dealer for service.
		power output.
ATS Com Error	W	ATS communication error. Warning is displayed	Check communication wiring between
		if ATS interface connection is lost.	transfer switch interface board and
		See Section 2.5.3.	generator set.
ATS PhaseRot	W	ATS phase rotation mismatch. Transfer switch	Correct the ATS connection. Refer to
		phase rotation does not match, ATS will not	the ATS Installation manual, wiring
		transfer.	diagrams, and labels on the transfer
			switch.
Aux Input	SD *	Auxiliary input. An optional customer-connected	Check customer-supplied equipment.
		input is closed. (Digital input from optional PIM.)
Batt Chg Flt	W	Battery charger fault. Input to PIM from an	Check external battery charger.
		external battery charger (not the built-in battery
		charger).
Battery Voltage	W	Engine starting battery voltage rises above 16	Check the battery rating and
High		VDC for more than 10 seconds. Inhibited during	condition.
		the engine crank cycle.	Check the battery charger operation.
		Clears when the battery voltage returns to an
		acceptable level.
Battery Voltage	W	Engine starting battery voltage falls below 12.5	Check the battery rating and
Low		VDC for more than 90 seconds when the engine	condition.
		is not running. Not operative during the engine	Check the battery charger operation.
		crank cycle.
			Charge or replace the battery.
		Clears when the battery voltage returns to an
		acceptable level.
Engine Oil	SD *	The LOP switch indicates low oil pressure for	Check for leaks in the lubrication
Pressure Low		more than 5 seconds. Function becomes active	system.
		30 seconds after crank disconnect (30 second	Check the oil level and add oil if the
		inhibit).
			level is low.
		Note: The low oil pressure shutdown does not
		protect against low oil level. Check the engine
		oil level regularly as recommended in Section 5.
EngineSpeed	SD *	Engine speed exceeds 115% of the normal	Contact an authorized
High		running speed for more than 0.3 seconds.	distributor/dealer for service.
EngineSpeed	SD *	Engine speed drops below 85% of the normal	Reduce the load.
Low		running speed for more than 3 seconds.	Contact an authorized
			distributor/dealer for service.
Exer Not Sch	W	Exercise not scheduled. No exercise is	See Section 3.6 or 4.5 for instructions
		scheduled on the controller.	to set the exerciser.

* Engine cooldown runs before shutting down.

26 Section 2 Generator Set Operation TP-6804 12/11