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4 stopping generator set, 5 status indicators – Alpha Technologies AlphaGen 3.5_5.0kW Kohler COM5 User Manual

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TP-6482 8/06

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Section 2 Operation

2.3.4

Stopping Generator Set

The following procedures describe the actions required
to stop the generator set.

Local Stopping. Move the generator set master switch
to the STOP position.

The generator set stops

immediately.

Remote Stopping. Close a remote contact between
pins 6 and 7 of connector P6 of the cabinet interface
harness. The generator set shuts down regardless of
the generator set master switch position.

2.3.5

Status Indicators

Eight LEDs on the generator set control board provide
system status and fault annunciation. LEDs indicate the
status or fault shutdowns listed in Figure 2-7.

LED

Indicates

Remote

Annunciation

1

Overspeed shutdown

Yes

2

Overtemperature shutdown

Yes

3

Engine running status indicator

Yes

4

Low oil pressure fault shutdown

Yes

5

Overcrank shutdown

Yes

6

Ignition energized

No

7

Cranking energized

No

8

Common fault indicator

No

Figure 2-7

Control Board LEDs

Common fault LED8 is located on the edge of the control
board. Figure 2-8 shows the LED locations.

M-337000C-B

1

2

3

1. Control circuit board
2. Generator set master switch

3. Common fault annunciation LED
4. LEDs 1--7

P1

P2

P3

R37

FAULT

RUN

AUTO

STOP

LED1

LED3

LED6

LED7

LED5

LED4

LED2

LED8

4

Figure 2-8

Control Board LEDs