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Generac Power Systems 04389-2, 04456-2, 04390-2 User Manual

Generac Power Systems 04389-2, 04456-2, 04390-2
60 pages
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GENERAC
POWER SYSTEMS, INC.
R
R
Installation and
Owner’s Manual
Air-cooled, Prepackaged
Automatic Standby Generators
Models:
04389-2 (6 kW NG, 7 kW LP)
04456-2 (12 kW NG, 12 kW LP)
04390-2 (13 kW NG, 15 kW LP)
DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY!!
DANGER
Not intended for use as Primary Power in place of utility or
in life-support applications.
!
!
*This manual should remain with the unit.

Table of Contents

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Generac Power Systems 04389-2, 04456-2, 04390-2 Specifications

General IconGeneral
BrandGenerac Power Systems
Model04389-2, 04456-2, 04390-2
CategoryInverter
LanguageEnglish

Summary

Introduction

Manual Reading and Safety Definitions

Emphasizes manual reading, explains safety symbols, and operator responsibilities.

Manual Contents and Service Information

Lists manual topics and provides instructions for obtaining service and locating dealers.

Safety Rules

Important Safety Instructions

General safety guidelines for installation, operation, and maintenance.

General Hazards and Specific Warnings

Details hazards like exhaust, electrical, mechanical, and California specific warnings.

Electrical, Fire, and Explosion Hazards

Covers specific risks related to electricity, fire, and fuel explosions.

Applicable Standards Index

Lists relevant codes and standards for equipment installation.

Section 1 - General Information

Unpacking, Inspection, and Protection Systems

Instructions for checking the generator and describes engine protection features.

NEC Arc Fault Circuit Interrupter Requirement

Explains the requirement for AFCI breakers in bedrooms according to the National Electric Code.

The Generator

Identifies key components of the generator unit for both models.

Generator and Engine Specifications

Details electrical, physical, and engine specifications for all models.

System Set LED and Fuel Requirements

Explains LED indicators, fuel types, quality, and pressure needs.

Fuel Consumption and Reconfiguration

Provides fuel consumption data and instructions for fuel system reconfiguration.

Fuel System Reconfiguration and Location

Details fuel system changes and requirements for generator placement.

Transfer Switch Installation

Specifies indoor installation requirements for the transfer switch enclosure.

Battery Installation and Specifications

Instructions for battery installation, type, and handling precautions.

Section 2 – Post Installation Start-up and Adjustments

Initial Start-up and Electrical Checks

Pre-start checks, transfer switch operation, and verifying electrical connections.

Transfer Switch Operation Check

Refers to manual operation procedures for the transfer switch.

Generator Tests Under Load

Steps to test the generator's performance with electrical loads applied.

Checking Automatic Operation

Procedure to verify the generator's automatic start and transfer sequence.

Adjusting the Fuel Regulator (Natural Gas)

Guide for adjusting the fuel regulator for optimal performance on natural gas.

Engine Governor and Voltage Regulator Adjustment

Instructions for adjusting governor for frequency and regulator for voltage.

Additional Corrosion Protection

Recommendations for spraying engine linkage parts with corrosion inhibitor.

Section 3 – Operation

Break-in Procedure

Recommended steps for breaking in the generator for optimal future operation.

Using the Auto/Off/Manual Switch

Explains the function and operation of the AUTO/OFF/MANUAL control switch.

Automatic Transfer Operation

Outlines the steps to set up the system for automatic operation during power outages.

Sequence of Automatic Operation

Describes the step-by-step process of the generator starting and transferring loads.

Manual Transfer Operation

Detailed instructions for manually starting the generator and transferring loads.

Setting the Exercise Timer and Protection Systems

Guide on setting the exercise timer and explains protection system functions.

Section 4 – Maintenance

Fuse Identification and Oil Level Check

Identifies fuses and provides instructions for checking engine oil level.

Engine Oil and Filter Changes

Procedures for changing engine oil and replacing the oil filter.

Engine Air Cleaner Maintenance

Procedure for inspecting and replacing the engine air cleaner element.

Spark Plug and Battery Maintenance

Guidance on spark plug service and battery inspection/maintenance.

Valve Clearance and Cooling System

Instructions for adjusting valve clearance and maintaining the cooling system.

Submersion, Corrosion Protection, and Storage

Procedures for handling submersion, corrosion prevention, and preparing for storage.

Service Schedule

A comprehensive schedule outlining inspection, cleaning, and replacement intervals.

Section 5 – Troubleshooting

Troubleshooting Guide

A table listing common problems, their causes, and suggested corrections.

Section 6 – Electrical Data

Diagram Key

Defines symbols and abbreviations used in the electrical diagrams.

Wiring Diagram – 12 & 15 kW Models

Electrical wiring diagram for 12 kW and 15 kW models.

Electrical Schematic – 12 & 15 kW Models

Detailed electrical schematic for 12 kW and 15 kW models.

Electrical Schematic – 12 & 15 kW Models (cont.)

Continuation of the electrical schematic for 12 kW and 15 kW models.

Wiring Diagram – 7 kW Model

Electrical wiring diagram for the 7 kW model.

Electrical Schematic – 7 kW Model

Continuation of the electrical schematic for the 7 kW model.

Electrical Schematic – 7 kW Model

Electrical schematic for the 7 kW model.

Electrical Schematic – 7 kW Model (cont.)

Continuation of the electrical schematic for the 7 kW model.

Section 7 – Exploded Views and Parts Lists

Enclosure Assembly Details

Exploded view and parts list for the generator enclosure.

Enclosure Assembly Details (cont.)

Continuation of the enclosure exploded view and parts list.

Control Panel Assembly Details

Exploded view and parts list for the control panel assembly.

Control Panel Assembly Details (cont.)

Continuation of the control panel exploded view and parts list.

7 kW Load Center Assembly

Exploded view and parts list for the 7 kW load center assembly.

7 kW Load Center Assembly (cont.)

Continuation of the 7 kW load center exploded view and parts list.

12/15 kW Load Center Assembly

Exploded view and parts list for 12/15 kW load center assembly.

12/15 kW Load Center Assembly (cont.)

Continuation of the 12/15 kW load center exploded view and parts list.

GT-990 Engine Assembly Details (Part 1)

Exploded view and parts list for the GT-990 engine (Part 1).

GT-990 Engine Assembly Details (Part 1 cont.)

Continuation of the GT-990 engine exploded view and parts list.

GT-990 Engine Assembly Details (Part 2)

Exploded view and parts list for the GT-990 engine (Part 2).

GT-990 Engine Assembly Details (Part 2 cont.)

Continuation of the GT-990 engine exploded view and parts list.

7 kW Generator Assembly Details

Exploded view and parts list for the 7 kW generator.

7 kW Generator Assembly Details (cont.)

Continuation of the 7 kW generator exploded view and parts list.

12/15 kW Generator Assembly Details

Exploded view and parts list for 12/15 kW generator.

12/15 kW Generator Assembly Details (cont.)

Continuation of the 12/15 kW generator exploded view and parts list.

GN410 Engine Assembly Details (Part 1)

Exploded view and parts list for GN410 engine (Part 1).

GN410 Engine Assembly Details (Part 1 cont.)

Continuation of the GN410 engine exploded view and parts list.

GN410 Engine Assembly Details (Part 2)

Exploded view and parts list for GN410 engine (Part 2).

GN410 Engine Assembly Details (Part 2 cont.)

Continuation of the GN410 engine exploded view and parts list.

Section 8 – Mounting Dimensions

Section 9 – Notes

Section 10 – Warranty

California Emission Control Warranty Statement

Details warranty rights and obligations specific to California emissions standards.

Your Warranty Rights and Obligations

Outlines the owner's responsibilities regarding warranty claims and maintenance.

Manufacturer's Emission Control Warranty Coverage

Specifies the warranty period and coverage for emission control components.

Owner's Warranty Responsibilities

Lists owner's duties to maintain warranty validity, including required maintenance.

ECS Warranty Scope and Applicability

Explains the scope and applicability of the ECS warranty for engine emissions components.

Warranty Schedule and Exclusions

Outlines warranty coverage periods and lists conditions where warranty does not apply.

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