Kohler 12RESNT Funzionamento - Pagina 41

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5.1 Introduction

Use the following charts to diagnose and correct

common problems. First check for simple causes such

as a dead engine starting battery, loose connections, or

an open circuit breaker. The charts include a list of

common problems, possible causes of the problem, and

recommended corrective actions.

If the procedures in this manual do not explain how to

correct the problem, contact an authorized distributor/

dealer. Maintain a record of repairs and adjustments

performed on the equipment. Use the record to help

describe the problem and repairs or adjustments made

to the equipment.

Problem

Possible Cause

Controller LED

No power to the controller:

display is off

The generator set has not run for 48 hours or

longer and the controller has powered down.

Controller fuse (F3) is blown.

Low or no battery voltage.

Generator set master switch is in the

OFF/RESET position.

Generator set master switch in AUTO but no

start command has been received since last

controller reset.

Figure 5-1 Controller Troubleshooting Chart

TP-6517 4/09

Section 5 Troubleshooting

5.2 Controller Troubleshooting

Figure 5-1 contains troubleshooting, diagnostic, and

repair information for the DC-RET controller.

5.3 Generator Set Troubleshooting

Figure 5-2 contains generator set troubleshooting,

diagnostic, and repair information. Check for loose

connections before replacing parts.

Fault Codes

The controller displays fault codes to aid in

troubleshooting.

Fault codes, descriptions, and

recommended actions are listed in Section 2.6. If a fault

code is displayed, identify and correct the cause of the

fault condition. Then reset the controller. See Section

2.6.3.

Corrective Action

Controller display will automatically activate when a

remote start command is received or the generator set

master switch is moved to the RUN position. See

Section 2.3.

Replace the fuse. If the fuse blows again, contact the

distributor/dealer.

Check connections.

Check generator set battery and battery charger. See

Figure 5-2.

Move generator set master switch to the AUTO or RUN

position. In AUTO, the display will not turn on until the

first start command is received.

Controller display will activate when a remote start

command is received or the generator set master switch

is moved to the RUN position. Use the remote switch to

start generator set and activate the controller display, if

desired. See Section 2.2.2.

Section 5 Troubleshooting