Kohler 14RCA Manual page 24

Warning (W) or
Shutdown (SD) Condition
Fault Message
AC Sens Loss W (1 sec.)
SD (3 sec.) *
Accy PwrOver W
Warning
ATS ComError W
ATS PhaseRot W
Aux Input SD *
Batt Chg Flt W
Battery CrLo W
Warning
Battery High W
Battery Voltage W
Low
Eng Speed SD *
High
Eng Speed Low SD *
Exer Not Sch W
Frequency High SD *
* Engine cooldown runs before shutting down.
24 Section 2 Generator Set Operation
AC sensing lost. In Auto mode, generator output
AC sensing is lost. Detection begins10 seconds
after crank disconnect.
Warning: after 1 second if no output detected
after crank disconnect.
Shutdown: after 3 seconds if voltage was
present and then lost.
Accessory Power Overload. An over current
fault (short circuit) on the accessory controller
power output.
ATS communication error. Warning is displayed
if ATS interface connection is lost.
See Section 2.5.3.
ATS phase rotation mismatch. Transfer switch
phase rotation does not match, ATS will not
transfer.
Auxiliary input. An optional customer-connected
input is closed. (Digital input from optional PIM.)
Battery charger fault. Input to PIM from an
external battery charger (not the built-in battery
charger).
Engine starting battery voltage falls below
11 VDC for more than 10 seconds. Inhibited
during the engine crank cycle.
Clears when the battery voltage returns to an
acceptable level.
Engine starting battery voltage rises above 16
VDC for more than 10 seconds. Inhibited during
the engine crank cycle.
Clears when the battery voltage returns to an
acceptable level.
Engine starting battery voltage falls below 12.5
VDC for more than 90 seconds when the engine
is not running. Not operative during the engine
crank cycle.
Clears when the battery voltage returns to an
acceptable level.
Engine speed exceeds 115% of the normal
running speed for more than 0.3 seconds.
Engine speed drops below 85% of the normal
running speed for more than 3 seconds.
Exercise not scheduled. No exercise is
scheduled on the controller.
Governed frequency exceeds 110% of the
system's frequency setpoint for more than 10
seconds. Function becomes active 10 seconds
after engine start (10 second inhibit).
Check
Contact an authorized
distributor/dealer for service.
Contact an authorized
distributor/dealer for service.
Check communication wiring between
transfer switch interface board and
generator set.
Correct the ATS connection. Refer to
the ATS Installation manual, wiring
diagrams, and labels on the transfer
switch.
Check customer-supplied equipment.
Check external battery charger.
Check the battery rating and
condition.
Check the battery charger operation.
Charge or replace the battery.
Check the battery rating and
condition.
Check the battery charger operation.
Check the battery rating and
condition.
Check the battery charger operation.
Charge or replace the battery.
Contact an authorized
distributor/dealer for service.
Reduce the load.
Model 20RCA/20RCAL only: Check
enclosure thermostat and reset if
tripped. See Section 5.5.
Contact an authorized
distributor/dealer for service.
See Section 3.6 for instructions to set
the exerciser.
Contact an authorized
distributor/dealer for service.
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