Kohler 6VSG, 24VDC, 36VDC, 48VDC manual 4 Clearing a Fault on the VSC Controller

2.6.3Resetting the Controller After a Fault Shutdown

Always identify and correct the cause of a fault shutdown before resetting the controller. Check the fault message displayed on the controller and refer to Figure 2-5to identify and correct the fault condition

before proceeding. Contact an authorized distributor/dealer for service, if necessary.

Press the OFF button to reset the controller, or follow the procedure below. See Figure 2-4.

1.While the fault message is displayed, press the Select button to go to the Overview menu.

2.Press Select again. The active fault message is displayed.

3.Press Select. Confirm Clear Fault: NO is displayed.

4.Press the UP arrow button. Confirm Clear Fault: YES is displayed.

5.Press the Select button to enter YES and clear the fault.

6.Press the Select button to return to the overview menu. The controller changes to OFF mode.

7.Press AUTO to put the generator set into automatic mode.

Fault Message	Overview ---->	Fault Message	Confirm Clear
	1.2 h		Fault: NO
			Press UP
			arrow button.
			Confirm Clear
			Fault: YES
			tp6809

Figure 2-4Clearing a Fault on the VSC Controller

	Warning (W) or
Fault Message	Shutdown(SD)	Condition	Check
Accy PwrOver	W	Accessory Power Overload. Too many devices	Contact an authorized
Warning		on the accessory power port or an over current	distributor/dealer for service.
		fault (short circuit) on the accessory controller
		power output. (Feeds RBUS devices - PIM)
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 is critically low,	Check the battery rating and
CrLow		less than 10.5 VDC.	condition.
			Check the battery charger operation.
			Charge or replace the battery.
Battery Voltage	W	Engine starting battery voltage rises above	Check the battery rating and
High		16 VDC for more than 10 seconds. Inhibited	condition.
		during 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	Check the battery rating and
Low		12.5 VDC for more than 90 seconds when the	condition.
		engine is not running.	Check the battery charger operation.
		Not operative during the engine crank cycle.
			Charge or replace the battery.
		Clears when the battery voltage returns to an
		acceptable level.

20 Section 2 Generator Set Operation TP-6843 1/13