Warning (W) or

 

 

Fault

Shutdown (SD)

Condition

Check

 

 

 

 

Generator

SD *

Governed frequency exceeds 110% of the

Contact an authorized

Frequency High

 

system’s frequency setpoint for more than 10

distributor/dealer for service.

 

 

seconds. Function becomes active 10 seconds

 

 

 

after engine start (10 second inhibit).

 

 

 

 

 

Generator

SD *

Governed frequency falls below 90% of the

Reduce the load and restart the

Frequency Low

 

system frequency setting for more than

generator set.

 

 

10 seconds, or 1 Hz below the system frequency

Contact an authorized

 

 

setting for more than 60 seconds.

distributor/dealer for service.

 

 

 

 

 

Function becomes active 10 seconds after

 

 

 

engine start (10 second inhibit).

 

 

 

 

 

Generator

SD *

Generator voltage high. Output voltage exceeds

Contact an authorized

VoltageL1-L2

 

120% of the system nominal voltage for more

distributor/dealer for service.

High

 

than 2 seconds.

 

 

 

 

 

Generator

SD *

Generator voltage low. Output voltage falls

Reduce the load and restart the

VoltageL1-L2

 

below 80% of the nominal system voltage for

generator set.

Low

 

more than 10 seconds.

Contact an authorized

 

 

 

 

 

 

distributor/dealer for service.

 

 

 

 

Lo Crank Vlt

W

Low cranking voltage. Battery voltage falls

Charge or replace the battery.

 

 

below 8 VDC for more than 6 seconds while the

 

 

 

starter is engaged.

 

 

 

 

 

Locked Rotor

SD

No engine rotation is sensed during cranking.

Check the battery.

 

 

Shuts down 3 seconds after the fault is detected.

Check for loose connections.

 

 

 

Contact an authorized

 

 

 

distributor/dealer for service.

 

 

 

 

MainPwrOverL

SD

Main power overload. An over current fault on

Contact an authorized

Shutdown

 

the 70 controller power output (short circuit).

distributor/dealer for service.

 

 

 

 

Not in Auto

W

The generator set is not in Automatic (standby)

Press AUTO to place the generator

 

 

mode. Remote start and stop commands from a

set in Automatic mode, when

 

 

transfer switch or remote switch will be ignored.

appropriate.

 

 

 

 

Over Crank

SD

Three unsuccessful starting attempts.

Check the fuel supply, spark plug,

 

 

 

and battery.

 

 

 

Check for loose connections.

 

 

 

Contact an authorized

 

 

 

distributor/dealer for service.

 

 

 

 

Speed Sensor

SD

Engine speed sensor has failed or engine

Contact an authorized

Fault

 

stalled.

distributor/dealer for service.

 

 

 

 

* Engine cooldown runs before shutting down.

Figure 2-3 Controller Fault Messages

TP-6804 12/11

Section 2 Generator Set Operation 27

Page 27
Image 27
Kohler 14/20RESAL manual Controller Fault Messages

14/20RESAL, 14/20RESA specifications

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