Table of Contents

Product Identification Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Safety Precautions and Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Service Assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Section 1 Descriptions and Service Views

15

1.1

Introduction

15

1.2

Engine .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

15

1.3

Generator Set Enclosure

15

1.4

Alternator

15

1.5

Transfer Switch

15

1.6

Controllers

15

1.7

Accessories

18

 

1.7.1

Carburetor Heater

18

 

1.7.2

Fuel Regulator Heater (20RESA and RESAL only)

18

 

1.7.3

OnCue Home Generator Management System

18

 

1.7.4

Programmable Interface Module (PIM)

18

 

1.7.5

Load Control Module (LCM)

18

1.8

Service Views

19

Section 2 Generator Set Operation

21

2.1

Prestart Checklist

21

2.2

Exercising the Generator Set

21

2.3

Generator Set Operation

21

 

2.3.1

Local Starting and Stopping

21

 

2.3.2

Automatic Starting and Stopping

21

 

2.3.3

Remote Starting and Stopping

21

 

2.3.4

Engine Start Crank Cycle

21

 

2.3.5

Engine Cooldown

21

 

2.3.6

Automatic Operation with Model RXT Transfer Switch

22

 

2.3.7

Automatic Operation with Model RDT or RSB Transfer Switches

22

2.4

Exercise

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

23

 

2.4.1

Setting the Exerciser

23

 

2.4.2

Unloaded Cycle Exercise with Complete System Diagnostics

23

 

2.4.3

Unloaded Full-Speed Exercise

24

 

2.4.4

Loaded Full-Speed Exercise (with RXT only)

24

 

2.4.5

Power Failure During Exercise Cycle

24

2.5

Faults .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

24

 

2.5.1

Warnings

24

 

2.5.2

Shutdowns

24

 

2.5.3

ATS Communication Errors

24

 

2.5.4

Resetting the Controller after a Fault Shutdown

25

Section 3 RDC2 Controller Operation

29

3.1

RDC2 Generator Set/ Transfer Switch Controller

29

3.2

Controls and Indicators

29

 

3.2.1

Controller Keypad

30

 

3.2.2

LED Indicators

30

 

3.2.3

LCD Display

31

3.3

Controller Power

32

3.4

Battery Charging

32

3.5

Changing Settings

32

3.6

Setting the Exerciser

34

 

3.6.1

Setting the Exerciser at Controller Powerup

34

 

3.6.2

Changing the Exercise Settings

34

TP-6804 12/11

Table of Contents

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Kohler 14/20RESAL manual Table of Contents

14/20RESAL, 14/20RESA specifications

The Kohler 14/20RESA and 14/20RESAL are prominent generators recognized for their robust design, commitment to efficiency, and reliability in providing backup power for residential and light commercial applications. Kohler, a brand synonymous with quality, delivers these generators with advanced technologies and essential features that cater to the power needs of modern households and small businesses.

One of the major features of the Kohler 14/20RESA and 14/20RESAL models is their powerful engine, designed to deliver consistent and reliable performance. These generators are equipped with a high-performance, air-cooled, V-Twin engine that ensures smooth operation and longevity. The ability to run on either natural gas or propane provides versatility, making them suitable for various fuel preferences and availability.

Kohler’s innovative technology is reflected in the generator's Quiet Operation system, which minimizes noise levels, allowing homeowners to enjoy uninterrupted comfort during power outages. The noise-dampening qualities make the units ideal for residential settings, ensuring that they can operate without disturbing the peace of the neighborhood.

Another standout characteristic of the Kohler 14/20RESA and 14/20RESAL is the advanced digital control system. This system includes an intuitive LCD display that provides real-time data and diagnostics, allowing users to easily monitor the generator's performance. Features such as automatic voltage regulation and overload protection safeguard the generator and connected devices, preventing damage and ensuring stable power output.

The design of these generators emphasizes durability and ease of installation. The robust enclosure protects against environmental elements, making them suitable for outdoor placement. Additionally, the generators feature a compact footprint, which is advantageous in areas with confined spaces.

Residents will also appreciate the auto-start functionality, allowing the generator to turn on automatically during a power outage, ensuring that critical appliances continue to function without interruption. The remote monitoring capabilities also enhance user convenience, enabling owners to check on their generator's status from their smartphones or computers.

Maintenance is simplified with Kohler’s user-friendly design, which includes easy-access service points and a maintenance-free battery. This attention to serviceability enhances the overall user experience, ensuring that the generators operate efficiently for years.

In summary, the Kohler 14/20RESA and 14/20RESAL generators combine powerful performance with advanced technology, solid design, and user-friendly features. Their reliability makes them an excellent choice for anyone needing dependable backup power, whether for home, business, or specialized applications. With Kohler's reputation for quality backing these models, users can rest assured in their purchase decision.