Kohler 38RCL, 48RCL, 60RCL Section 3 RDC2 Controller Operation

TP-6810 11/13 27Section3 RDC2Controller Operation

Section 3 RDC2 Controller Operation

3.1 RDC2 Generator Set/Transfer

Switch Controller

Model 38 RCL, 48RCL, and 60RCL generator sets are

equipped with the RDC2 generator set/transfer switch

controller. The RDC2 controls the following power

system components:

DModel 38RCL, 48RCL, or 60RCL generator set

DModel RXT automatic transfer switch (ATS)

DLoad control module (LCM) or load shed kit

DProgrammable interface module (PIM)

RDC2 Controller features include:

DTwo-line x 16 character backlit LCD display with

adjustable contrast

DOFF,AUTO, and RUN generator set master control

buttons

DGenerator set status indicating LEDs (OFF,AUTO,

RUN)

DUp,Down, and Select buttons for navigation through

menus and adjustments

DPower system indicator LEDs to show utility and

generator source status, and to show which source

(utilityor generator) is supplying power to the building

3.2 Controls and Indicators

Figure 3-1 illustrates the keypad, display,and indicators

on the controller’s user interface.

1. 2-line LCD display

2. Up button

3. Select button

4. Down button

5. RUN button and LED

6. Generator power available LED *

7. Generator supplying power to the building LED *

8. Utility supplying power to the building LED *

9. Utility power available LED *

10. OFF button and LED

11. AUTO button and LED

* TheseLEDs operate only if a Model RXT transfer switch is

connected.

1

10

3

2

5

11

4

GM77569

6789

Figure 3-1 RDC2 User Interface

Contents

Main WARNING California Proposition 65 Product Identification Information Generator Set Identification Numbers Controller Identification Table of Contents Table of Contents, continued Safety Precautions and Instructions DANGER WARNING CAUTION Accidental Starting Engine Backfire/Flash Fire Exhaust System Fuel System Hazardous Noise CAUTION Hazardous Voltage/ Moving Parts DANGER Heavy Equipment Hot Parts Notice Introduction Nameplate List of Related Literature Figure 3 Related Literature Service Assistance Page Section 1 Service Views Cooling System Detail Figure 1-1 38/48RCL Service Views for Maintenance (38RCL shown) Cooling System Detail Figure 1-2 60RCL Service Views Section 2 Generator Set Operation 2.1 Operating Area 2.2 Prestart Checklist 2.3 Exercising the Generator Set 2.4 Generator Set Operation 2.4.1 Local Starting and Stopping 2.4.2 Automatic Starting and Stopping 2.4.3 Remote Starting and Stopping 2.5 Exercise 2.5.1 Unloaded Cycle Exercise with Complete System Diagnostics 2.5.2 Unloaded Full-Speed Exercise 2.5.3 Loaded Full-Speed Exercise (with RXT only) 2.5.4 Shutdown During Exercise 2.5.5 Power Failure During Exercise 2.5.6 Exerciser Reset 2.5.8 Changing the Exercise Setting Figure 2-2 RDC2 Main Menu See Section 2.5.8, Changing the Exercise Setting 2.6 Faults 2.6.1 Warnings 2.6.2 Shutdowns 2.6.3 ATS Communication Errors 2.6.4 Resetting the Controller after a Fault Shutdown Page Figure 2-5 Controller Fault Messages 2.6.5 Event Log 2.7 Model RXT Transfer Switch Operation 2.7.1 Source Availability 2.7.2 ATSControl Sequence of Operation 2.7.3 Time Delays 2.7.4 ATSLoad Control Relay Time Delay Section 3 RDC2 Controller Operation 3.1 RDC2 Generator Set/Transfer Switch Controller 3.2 Controls and Indicators 3.2.1 Controller Keypad 3.2.2 LED Indicators 3.2.3 LCD Display 3.3 Controller Power 3.4 Battery Charging 3.5 Changing Settings Page 3.6 Controller Menus 3.7 Main Menu 3.8 Overview Menu Figure 3-8 Overview Menu 3.9 Engine Metering Menu Figure 3-9 Engine Metering Menu 3.10 Generator Metering Menu DANGER 3.11 Generator Set Information Menu 3.12 Genset Run Time Menu 3.13 Genset System Menu 3.14 ATS Status Menu 3.15 ATS Configuration Menu 3.16 Date and Time Menu 3.17 Networking Information Menus 3.17.1 Networking Status Submenu 3.17.2 Networking Configuration Submenu (OnCue Password) 3.17.3 RBUS Information Submenu 3.17.4 Remote Devices Submenu Check the status of remote devices communicating through RBUS. Device types can include: Figure 3-21 Remote Devices Submenu 3.18 Programmable Interface Module (PIM) Menus 3.19 Load Control Menus Section 4 Scheduled Maintenance 4.1 General Maintenance 4.2 Service Schedule 4.3 Lubrication System 4.3.1 Oil Specifications 4.3.2 Oil Check 4.3.3 Oil Additions 4.3.4 Oil and Filter Change 4.4 Air Cleaner 4.5 Exhaust System 4.6 Cooling System 4.6.1 Checking and Filling Coolant 4.6.2 Cooling System Inspection 4.6.3 Draining Cooling System 4.6.4 Flushing and Cleaning 4.6.5 Filling Cooling System 4.7 Ignition System 4.8 Battery 4.9 Storage Procedure Page Section 5 Troubleshooting 5.1 Introduction 5.2 USB Port 5.3 Fault Messages 5.4 Circuit Protection 5.5 Generator Set Troubleshooting Figure 5-1 General Troubleshooting Chart 5.6 Controller Troubleshooting Figure 5-2 contains basic troubleshooting information for the RDC2 controller. Figure 5-2 RDC2 TroubleshootingChart Page Appendix A Abbreviations The following list contains abbreviations that may appear in this publication.