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Generac Power Systems Guardian 004992-2 User Manual

Generac Power Systems Guardian 004992-2
48 pages
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Owner’s Manual
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS
SHOULD ATTEMPT INSTALLATION!!
This manual should remain with the unit.
Liquid-cooled, Prepackaged
Standby Generators
Model Nos. 004992-2
37kW NG, 40kW LP

Table of Contents

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Generac Power Systems Guardian 004992-2 Specifications

General IconGeneral
BrandGenerac Power Systems
ModelGuardian 004992-2
CategoryInverter
LanguageEnglish

Summary

Introduction and Overview

Manual Comprehension and Safety Alerts

Emphasizes reading the manual and explains safety alert definitions and symbols.

Operation and Maintenance Overview

Outlines operator duties, maintenance, and how to obtain service.

Safety Rules and Hazard Precautions

General Safety Instructions and Warnings

Covers essential safety guidelines, Proposition 65, and general hazards.

Electrical Safety Hazards

Details risks of electric shock, grounding, and safe handling of electrical components.

Fire and Explosion Hazard Precautions

Outlines precautions against fire and explosion, including ventilation and fuel handling.

General Information on Generator Components

Generator, Transfer Switch, and System Operation

Describes the generator, transfer switch installation, and automatic operation.

AC Connection and Main Circuit Breaker

Details the generator's AC connection system and main circuit breaker specifications.

Fuel System and Engine Protective Devices

Covers fuel system requirements, safety warnings, and protective device overview.

Engine Protective Devices and Initial Setup

Engine Protective Device Details and Reset

Explains specific protective devices like overspeed, low battery, and alarm reset.

Unpacking, Inspection, and Lifting

Provides instructions for unpacking, inspecting, and safely lifting the generator.

Generator Specifications and Fuel System

Specifications, Fuel Consumption, and Fuel System Reconfiguration

Lists technical specs, fuel usage, and steps to change fuel types.

Installation Procedures and Safety

Engine Preparation and Installation Safety

Covers torque specs, oil/coolant recommendations, pre-installation checks, and installation safety.

Installation Compliance, Location, and Mounting

Details compliance with standards, generator placement, and mounting requirements.

Basic Electric System and Circuit Isolation

Explains the basic standby system and isolation methods for load management.

Installation Details: Grounding and Wiring

Total Circuit Isolation, Grounding, and Neutral Connections

Covers total isolation, grounding procedures, and AC neutral connection safety.

Transfer Switch Wiring and Battery Installation

Transfer Switch Signal Connections

Details wiring connections for pre-packaged and GTS-type transfer switches.

Battery Installation Safety

Highlights dangers associated with battery installation, including gas and electrolyte hazards.

Battery Precautions and Pre-Startup Procedures

Battery Installation Precautions and Pre-Startup Checks

Provides detailed battery safety and essential pre-startup procedures.

Generator Operation and Control Console

Using Engineered Transfer Switch and Control Console Overview

Explains GTS operation and identifies control console components.

Control Console Switches and Fault Indicators

Details the AUTO/OFF/MANUAL switch and fault indicator LEDs.

Control Console Functions and Governor Adjustments

Control Console Fuses, LEDs, and Manual Start

Describes fuses, the system ready LED, and manual transfer/startup procedures.

Engine Governor Adjustments

Provides instructions and warnings for adjusting engine governor settings.

Operation Modes: Transfer, Shutdown, and Exercise

Retransfer, Shutdown, Automatic Operation, and Weekly Exercise

Covers procedures for retransferring, shutdown, automatic mode, and setting exercise cycles.

Maintenance Procedures for Dealers and Owners

Dealer Maintenance Schedule and System Checks

Lists dealer maintenance tasks and covers cooling system/overload protection checks.

Checking Engine Oil Level

Explains how to check engine oil level with a diagram.

Fluid Checks and Owner Maintenance Tasks

Checking Battery Fluid, Coolant, and Owner Tasks

Details checking battery fluid, coolant, and lists owner maintenance tasks.

Owner Maintenance: Belts, Governor, and Filters

Owner Maintenance: Belts, Governor, Oil, Air Cleaner, Plugs

Covers checks on belts, governor, oil changes, air cleaner, and spark plugs.

Cleaning, Battery Care, and Parts

Cleaning, Battery Maintenance, and Replacement

Details generator cleaning, battery maintenance, and replacement information.

Scheduled Maintenance and Safety

Scheduled Maintenance Overview and Safety

Introduces the maintenance schedule, intervals, and critical safety steps before work.

Scheduled Maintenance Tasks Breakdown

Scheduled Maintenance Tasks - Levels 1-4

Presents a table detailing maintenance tasks for different service levels.

Scheduled Maintenance Tasks Continuation

Scheduled Maintenance Tasks - Levels 1-4 (Continued)

Continues the table of maintenance tasks across various service intervals.

Troubleshooting Common Generator Issues

Troubleshooting Common Generator Issues

Provides a table listing problems, causes, and corrections for generator operation.

Electrical Data Diagrams

Engine Wiring Diagram 0E8115-A

Displays the engine wiring diagram and associated component legends.

Engine Electrical Schematic 0E8116-A

Presents the engine's electrical schematic and component legends.

Engine Electrical Schematic 0E8116-A (Continued)

Continues the display of the engine electrical schematic and legends.

Engine Electrical Schematic 0E8116-A (Final)

Shows the final part of the engine electrical schematic and component legends.

Exploded Views and Parts Lists: Assemblies

Mounting Base Exploded View

Illustrates the assembly of the generator's mounting base with numbered parts.

Mounting Base Parts List

Lists all parts for the mounting base assembly with part numbers and descriptions.

Enclosure Exploded View

Shows an exploded view of the generator enclosure with numbered components.

Enclosure Parts List

Lists all parts for the enclosure assembly with part numbers and descriptions.

Exploded Views and Parts Lists: Control and Engine

Control Panel Exploded View

Displays an exploded view of the control panel assembly and its components.

Control Panel Parts List

Lists all parts for the control panel assembly with part numbers and descriptions.

Engine Exploded View

Illustrates the engine assembly with numbered parts for identification.

Engine Parts List

Lists all engine parts with their respective part numbers and descriptions.

Exploded Views and Parts Lists: Radiator and Fuel System

Radiator Exploded View

Shows an exploded view of the radiator assembly and its components.

Radiator Parts List

Lists all parts for the radiator assembly with part numbers and descriptions.

Fuel System Exploded View

Illustrates the fuel system assembly with numbered parts.

Fuel System Parts List

Lists all parts of the fuel system with their part numbers and descriptions.

Exploded Views and Parts Lists: Muffler

Muffler Exploded View

Displays an exploded view of the muffler assembly and associated parts.

Muffler Parts List

Lists all parts for the muffler assembly with part numbers and descriptions.

Notes Section

Warranty Information

Warranty Schedule and Coverage

Outlines the two-year limited warranty coverage for parts and labor.

Warranty Exclusions and Limitations

Lists conditions and situations not covered by the manufacturer's warranty.

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