Generac Power Systems 004373-6, 004626-5 owner manual Installation Diagram

Page 3

Table of Contents

Guardian Liquid-cooled 40 kW Generator

Introduction

Inside Front Cover

Read This Manual Thoroughly

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

IFC

Contents

IFC

Operation and Maintenance

IFC

How to Obtain Service

IFC

Authorized Dealer Locator Number

IFC

Safety Rules

2

Section 1 – General Information

4

1.1

Unpacking/Inspection

4

1.2

The Generator

4

1.3

Generator AC Connection Systems

4

1.4

Prepackaged Transfer Switch

4

1.5

Automatic System Operation

4

1.6

Main Circuit Breaker

5

1.7

Engine Protective Devices

5

1.8

Specifications

5

1.9Fuel Requirements and

 

Recommendations

6

1.10

Engine Oil Recommendations

7

1.11

Coolant

7

1.12

Emission Control System

7

Section 3 – Operation

12

3.1

Control Console Components

12

3.2

Using the Auto/Off/Manual Switch

12

3.3

Automatic Transfer Operation

13

3.4

Sequence of Automatic Operation

13

3.5

Engine Heater

13

3.6

Weekly Exercise Cycle

14

Section 4 – Maintenance

14

4.1

Checking the Engine Oil Level

14

4.2

Changing the Engine Oil and Filter

15

4.3

Changing the Engine Air Cleaner

15

4.4

Spark Plugs

16

4.5

Battery Maintenance

16

4.6

Cooling System

16

4.7Overload Protection for

 

Engine DC Electrical System

17

4.8

DC Fuse

17

4.9

Engine Coolant

17

4.10

Miscellaneous Maintenance

17

4.11

Out of Service Procedure

18

4.12

Service Schedule

19

Section 2 – Installation

8

Section 5 – Troubleshooting

20

2.1

Basic Standby Electric System

8

5.1 Troubleshooting Guide

20

2.2

Emergency Circuit Isolation Method

9

 

 

2.3

Total Circuit Isolation Method

9

Section 6 – Installation Diagram

21

2.4

Grounding the Generator

9

 

 

2.5

Generator AC Neutral Connections

9

Section 7 – Electrical Data

22

 

 

 

2.6Transfer Switch Start Signal Connections ....9

2.7

Battery Installation

10

Section 8

– Exploded Views and

 

2.8

Preparation Before Start-up

11

 

 

Parts Lists

30

 

 

 

Section 9

– Notes

58

 

 

 

Section 10 – Warranty

60

Generac® Power Systems, Inc. 1

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Contents Liquid-cooled, Prepackaged Standby Generators Models Authorized Dealer Location IntroductionInstallation Diagram General Hazards Electrical Hazards Generator AC Connection Systems Prepackaged Transfer SwitchUNPACKING/INSPECTION GeneratorSpecifications Main Circuit BreakerEngine Protective Devices Fuel Requirements Recommendations ‹ 1.8.2 Generator and Load Compatibility‹ 1.9.1 Conversion to LP GAS Vapor Emissions Control System Coolant‹ 1.12.1 AIR Fuel Ratio Controller Other Published Standards Standby Generator InstallationBasic Standby Electric System Nfpa StandardsGrounding the Generator Transfer Switch Start Signal Connections‹ 2.6.1 PRE-PACKAGED Type Switch Method‹ 2.7.1 Vented Batteries Battery InstallationPreparation Before START-UP Using the AUTO/OFF/MANUAL Switch Sequence of Automatic Operation Engine Heater‹ 3.2.3 Manual Position Checking the Engine OIL Level Weekly Exercise Cycle‹ 4.2.1 Engine OIL Recommendations Changing the Engine AIR Cleaner‹ 4.2.2 OIL and Filter Change Procedure Changing the Engine OIL and FilterCooling System Battery Maintenance‹ 4.5.1 Battery Replacement Spark PlugsEngine Coolant Miscellaneous MaintenanceOverload Protection for DC FuseOUT of Service Procedure ‹ 4.11.1 Removal from Service‹ 4.11.2 Return to Service SYSTEM/COMPONENT Procedure Frequency Service ScheduleProblem Cause Correction Troubleshooting GuideInstallation Diagram TS1 Generator D4992-A Guardian Liquid- Panel 4.3L Drawing No Section Wiring Diagram Control Panel Model No Drawing No KW Generators No D6975 EC1 ACT 12 19 11 3529 QTY Description ONE Assembly M6 Hinge Panel Face Panel BTM & Back Control Exploded Views and Parts Lists CHASSIS, Universal Exploded Views and Parts Lists QTY To Engine Flywheel Washer Lock M12 Exploded Views and Parts Lists Engine 4.3L GM Exploded Views and Parts Lists Mount Engine R & L KIT Radiator Copper Brass DIA. Clamp Assembly 2 Compartment To Engine Front NUT Wing 1/4-20 Nylk To Stepper Motor To Valve Cover To Intake Manifold Support Solenoid NAT GAS Attach to FAN Scroll Elbow 90D 3/4NPT Exploded Views and Parts Lists Muffler Catalyst 4.3L Assembly Motor Stepper To Thermostat Housing Guardian Liquid-cooled 40 kW Generators Guardian Liquid-cooled 40 kW Generators Your Warranty Rights and Obligations MANUFACTURER’S Emission Control System Warranty CoveragePURCHASER’S/OWNER’S Warranty Responsibilities Emission Related Parts Include the Following Emission Control System WarrantyWarranty Schedule

004373-6, 004626-5 specifications

Generac Power Systems has established itself as a leader in the field of backup and portable power solutions, and their models 004626-5 and 004373-6 are prime examples of their dedication to innovation and reliability. These models are designed to cater to a variety of power needs, making them essential assets for homeowners and businesses alike.

The 004626-5 is a robust home standby generator, renowned for its powerful performance and automatic transfer switch capabilities. This model features Generac's G-Force engine, which is specifically engineered for high performance and longevity, ensuring that it can handle the demands of powering a home during outages. It boasts a multi-language LCD display that provides real-time system status updates, allowing users to monitor performance with ease. Additionally, the 004626-5 is equipped with an integrated wi-fi system, enabling remote monitoring through the Mobile Link app. This feature gives users the convenience of checking their generator's status from anywhere, ensuring peace of mind.

On the other hand, the 004373-6 is a portable generator designed for versatility and convenience. This model is lightweight and easily transportable, making it ideal for outdoor activities, job sites, or emergency power supply during outages. Powered by a reliable OHV engine, the 004373-6 delivers impressive power output while maintaining fuel efficiency. Its ergonomic design includes a transport handle and never-flat wheels, allowing for easy maneuverability. The model also features Generac’s PowerRush technology, which provides over 50% more starting capacity, making it capable of handling larger appliances with ease.

Both models are designed with safety features in mind. The 004626-5 comes with a durable weather-resistant enclosure, protecting it from the elements, while the 004373-6 includes a low-oil shutdown feature to prevent engine damage.

In summary, Generac Power Systems continues to set the benchmark for reliability and innovation in power solutions with models 004626-5 and 004373-6. With their advanced technologies, user-friendly features, and unparalleled performance, these generators are engineered to provide power when it’s needed most, ensuring a seamless transition during outages and enhancing convenience for users across various settings.
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