Generac Power Systems 005622-0 User Manual (English)

Questions and Answers:

G
Gregory ClarkAug 1, 2025
What to do if my Generac Power Systems Portable Generator engine runs but has no AC output?
- S
  saramillerAug 1, 2025
  If your Generac Power Systems Portable Generator's engine is running but there's no AC output, try these steps: * First, reset the circuit breaker. * Check for poor connections or defective cord sets and repair if needed. * Test with another device in good working order to rule out issues with the connected device. * If the problem persists, there may be a fault in the generator itself, requiring assistance from an Authorized Service Facility.
G
Gregory RobinsonAug 6, 2025
Why won't my Generac Power Systems 005622-0 Portable Generator engine start or why does it run rough?
- M
  Michael MedinaAug 6, 2025
  If your Generac Power Systems Portable Generator engine won't start or runs rough, consider the following: 1. Clean or replace the air filter if it's dirty. 2. Ensure the fuel tank is filled with gasoline. 3. Drain the fuel tank and fill with fresh fuel if the gasoline is stale. 4. Make sure the spark plug wire is connected to the spark plug. 5. Replace the spark plug if it's bad. 6. Drain the fuel tank and fill with fresh fuel if there is water in the gasoline. 7. Put the choke knob to the No Choke position if the engine is overchoking. 8. Fill the crankcase to the proper level if the oil level is low. For issues like excessive rich fuel mixture, stuck intake valve, or lost engine compression, contact an Authorized Service Facility.
T
Tanya HernandezAug 11, 2025
What to do if my Generac Power Systems Portable Generator runs good but bogs down when loads are connected?
- I
  ihintonAug 11, 2025
  If your Generac Power Systems Portable Generator engine runs well but bogs down when loads are connected, the following could be the cause: * A short circuit in a connected load. Disconnect the shorted electrical load. * The generator is overloaded. See "Don’t Overload the Generator". If the engine speed is too slow or there's a shorted generator circuit, contact an Authorized Service Facility.
C
Cynthia JonesAug 16, 2025
Why does my Generac Power Systems 005622-0 Portable Generator engine shut down during operation?
- K
  Kevin NovakAug 16, 2025
  If your Generac Power Systems Portable Generator engine shuts down during operation, here’s what you should check: * Make sure the fuel tank is filled with gasoline. * Ensure the crankcase is filled to the proper level with oil. If the issue persists, there may be a fault in the engine, and you should contact an Authorized Service Facility.

Generac Power Systems 005622-0 Specifications

General

Model	005622-0
Type	Portable Generator
AC Output	120/240V
Engine	Generac OHV
Engine Displacement	389cc
Fuel Type	Gasoline
Run Time at 50% Load	10 hours
Voltage	120/240V
Frequency	60 Hz
Noise Level	72 dBA
Rated Watts	5500 Watts
Starting Watts	6875
Maximum AC Output	6875 Watts
Warranty	2 years

Summary

Introduction

Manual and Safety Review

User responsibility to understand manual and safety warnings before operation.

Safety Rules and Warnings

General Hazards and Precautions

Lists general safety precautions for generator operation, including location and moving parts.

Exhaust, Location, and Electrical Hazards

Details hazards associated with exhaust, placement, electrical safety, grounding, and cord handling.

Fire Safety Precautions

Discusses fire risks associated with gasoline and proper handling.

California Proposition 65 Warnings

Warns about cancer and reproductive harm from engine exhaust and product emissions.

General Information and Setup

Unpacking and Accessory Check

Instructions for removing all packaging and checking contents of the accessory box.

Generator Assembly Instructions

Instructions for assembling the generator, including attaching wheels and handles.

Generator Controls Overview

Familiarizes the user with the generator's controls and features.

Generator Operation Basics

Hourmeter and Maintenance Reminders

Explains the function of the hourmeter and its maintenance reminders.

Connecting and Using the Generator

Cord Sets and Connection Plugs

Details the types of electrical cords and plugs suitable for connecting loads to the generator.

Grounding the Generator

Explains the importance and method of grounding the generator for electrical safety.

Connecting Electrical Loads Safely

Guides on connecting electrical devices, avoiding overloading, and proper load calculation.

Load Management and Generator Prep

Avoiding Generator Overload

Advises on how to avoid overloading the generator by calculating connected loads and motor starting requirements.

Wattage Reference Guide

Provides a list of common devices and their approximate wattage requirements for load planning.

Pre-Start Generator Checks

Outlines the necessary steps before starting the engine, including adding oil and gasoline.

Starting and Fueling Procedures

Adding Gasoline to Fuel Tank

Explains the procedure for safely adding unleaded gasoline to the fuel tank.

Starting the Generator Engine

Provides step-by-step instructions on how to start the generator engine safely.

Maintenance Schedule and Specifications

Maintenance Schedule Overview

Lists recommended maintenance intervals for engine oil, air filter, spark plug, and valve clearance.

Generator Specifications

Lists electrical ratings like power, voltage, current, frequency, and phase.

Engine Specifications

Lists engine details such as displacement, spark plug type, oil capacity, and fuel consumption.

Stopping the Generator Engine

Steps to safely shut down the generator, including turning off loads and closing the fuel valve.

Low Oil Level Shutdown System

Explains the function of the low oil shutdown system and what to do if it activates.

Engine Maintenance Procedures

General Maintenance Recommendations

Provides advice on maintaining the generator to preserve warranty and ensure optimal performance.

Generator Cleaning and Safety

Details cleaning methods and safety precautions for generator maintenance, including electrical disconnects.

Key Engine Maintenance Tasks

Covers checking oil, changing oil, and replacing the spark plug for optimal engine health.

Air Filter, Valves, and Storage

Servicing the Air Filter

Explains how to clean or replace the air filter for proper engine operation.

Adjusting Valve Clearance

Provides specifications and procedure for checking and adjusting engine valve clearance.

Storage Preparation and Tips

Details steps for preparing the generator for storage, including fuel draining and general tips.

Troubleshooting Generator Issues

Troubleshooting Guide

A table listing common problems, their causes, and recommended corrective actions.

Warranty Information Overview

Emission Control Warranty Statement

Explains the emission control warranty coverage, rights, and owner responsibilities.

Emission Control System Warranty Details

Warranty Applicability and Coverage Period

Defines the scope and start date of the emission control system warranty.

Warranty Interpretation for Parts

Details how different types of emissions-related parts are covered under warranty.

Generac Two-Year Limited Warranty

Warranty Schedule and Application

Details the warranty coverage duration for consumer and commercial/rental applications.

Warranty Exclusions and Limitations

Lists exclusions from the warranty coverage, such as normal maintenance and misuse.

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