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Kohler Decision-Maker 3+ User Manual

Kohler Decision-Maker 3+
224 pages
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Industrial Generator Sets
Models:
20--3250 kW
Controllers:
Decision-Makerr 1
Decision-Makerr 3+
Decision-Makerr 340
Decision-Makerr 550
Decision-Makerr 3000
Decision-Makerr 6000
Includes:
Gas Fuel Systems
Governor Adjustments
TP-6356 4/12e
Service

Table of Contents

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Kohler Decision-Maker 3+ Specifications

General IconGeneral
BrandKohler
ModelDecision-Maker 3+
CategoryPortable Generator
LanguageEnglish

Summary

Section 1 Specifications

1.8 Decision-Maker 550 with Integrated Voltage Regulator

Details on the Decision-Maker 550 controller with integrated voltage regulator.

1.9 Decision-Maker 3000 with Integral Voltage Regulator

Details on the Decision-Maker 3000 controller with integral voltage regulator.

1.10 Decision-Maker 6000 with Integral Voltage Regulator

Details on the Decision-Maker 6000 controller with integral voltage regulator.

Section 2 Decision-Maker 1 Troubleshooting

2.2 Relay Controller

Information on troubleshooting the Decision-Maker 1 relay controller.

2.3 Relay Controller Flowchart

Flowchart for diagnosing Decision-Maker 1 relay controller issues.

Section 3 Decision-Maker 3+ Troubleshooting

3.2 Circuit Board GM28725/GM64497 Terminal/Connector Identification

Identification of terminals and connectors on the Decision-Maker 3+ controller circuit boards.

3.3 Fault Shutdowns

Information on identifying fault conditions causing generator set shutdown.

3.5 Troubleshooting

Common problems and troubleshooting charts for the 16-light controller.

3.5.2 Controller Flowcharts

Flowcharts for diagnosing generator set startup and operation issues.

3.6 FASTCHECK® Diagnostic Tool Features and Operation

Features and operation of the FASTCHECK® diagnostic tool for controller testing.

Section 4 Decision-Maker 340 Controller

4.2 Controller Circuit Board Service Kits GM37440 and GM37441

Information on controller circuit board service kits for GM37440 and GM37441.

4.2.4 User-Defined Settings

Table to record user-defined settings during generator set controller setup and calibration.

Section 5 Decision-Maker 550 Controller

5.2 Request and Error Messages

Explanation of controller messages, including requests and error types.

5.3 Controller Service Replacement Kits (GM20722-1, GM20722-1S, GM20722-2, and GM20722-2S)

Information on controller service replacement kits for Decision-Maker 550.

5.4 Coolant Temperature Sensor Service Kits

Information on coolant temperature sensor service kits and software upgrades.

Section 6 Decision-Maker 3000 Controller

6.3 Error Messages

Explanation of error messages displayed by the Decision-Maker 3000 controller.

6.4 Controller Functional Test

Test for generator set starting and stopping functions of the controller.

6.5 Controller Service Replacement Kit GM75376

Information on the Decision-Maker 3000 controller service replacement kit.

Section 7 Decision-Maker 6000 Controller

7.3 Request and Error Messages

Explanation of controller messages, including requests and error types.

7.5 Controller Functional Test

Test for starting and stopping functions of the Decision-Maker 6000 controller.

7.6 Controller Replacement

Procedure for replacing the Decision-Maker 6000 controller.

Section 8 Component Testing and Adjustment

Safety Precautions and Instructions

General safety precautions for operating and maintaining electromechanical equipment.

8.1 Controller Circuit Board Handling

Guidelines for safely handling electronic circuit boards.

8.5 Battery Equalizer, 135--275 kW DDC-Powered Gas Models

Information on the battery equalizer module for balanced battery charging.

8.22 Fault Warning and Shutdown Testing

Procedures for testing generator set fault warnings and shutdown faults.

Section 9 Gas Fuel Systems

9.7 Fuel System Troubleshooting

Troubleshooting guide for gas fuel systems, focusing on pressure and regulator function.

Section 10 Governor Adjustments

10.5 Digital Isochronous Governor Programming Kit GM39344

Information on the digital isochronous governor programming kit.

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