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DEK 4550 Pro User Manual

DEK 4550 Pro
16 pages
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® Heavy Duty Power Equipment
Owner's Manual
This manual contains important safety instructions for gasoline
generator models: 4550Pro, 5650, 6500, 6500EL, 7550EL Pro that should be followed during installation and
maintenance of the generator and batteries
READ SAFETY WARNINGS AND OPERATING INSTRUCTIONS CAREFULLY, SAVE THESE INSTRUCTIONS.
Contents:
1. Tools and Accessories
2. DEK Product Lines
3. Missing Parts Request Form
4. Warnings
5. Warnings and Specifications
6. Component Identification
7. Wheel Kit Assembly & Commissioning the Battery
8. Commissioning the Battery
9. Controls
10. Operating the Generator
11. Operating the Generator
12. Maintenance
13. Maintenance
14. Transporting and Storage
15. Troubleshooting
16. Warranty and Service
DO NOT RETURN THIS GENERATOR
TO THE STORE!
HAVE QUESTIONS OR NEED HELP?
call 24 hrs / 7-days a week help-line: [1] 919-550-3259
or go to www.DEKPowerUSA.com
Have the following information ready when you call us:
Date of Purchase:
Location of Purchase:
Serial #:
Re 1!2010
DEK® is registered trademark of GXi Outdoor Power, LLC Clayton, NC 27520 USA.
No part of this publication can be printed or copied without written permission.
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DEK 4550 Pro Specifications

General IconGeneral
BrandDEK
Model4550 Pro
CategoryPortable Generator
LanguageEnglish

Summary

DEK Product Lines and Accessories

Universal Generator Cover

Heavy duty nylon cover for generators 4000W to 7500W, protects from elements.

SAE 10W30 Motor Oil

Premium high-performance oil for small gasoline engines, prevents breakdown.

Adapters and Extension Cords

Converts 240V to 120V outlets, heavy-duty extension cords for versatile power connection.

Fuel Stabilizer

Keeps gasoline fresh for up to 12 months, prevents engine damage from stale fuel.

Other DEK Heavy Duty Products

Commercial Lawn Mowers

DEK offers commercial lawn mowers for professional use.

Heavy Duty Pressure Washers

DEK provides heavy-duty pressure washers for tough cleaning tasks.

Rental Grade Chipper Shredders

DEK offers chipper shredders suitable for rental applications.

Missing Parts Request Form

How to Request Parts

Instructions and form for requesting missing parts, including contact information.

Safety Warnings and Precautions

California Emissions Warning

Product exhaust contains chemicals known to cause cancer and reproductive harm in California.

Fire and Burn Hazards

Generator parts get hot; keep away from flammable materials and avoid touching hot surfaces.

Electrical System Connection

Connect to building electrical systems only via qualified electricians and transfer switches.

Carbon Monoxide Danger

Generator exhaust contains deadly CO gas; only operate outdoors in well-ventilated areas.

Electrocution Hazard

Keep generator dry, avoid wet conditions, and do not operate with wet hands.

AC Application Safety

Appliance and Power Cord Safety

Ensure appliances are in good working order and do not exceed generator's rated capacity.

Overloading Precautions

Avoid overloading the generator to prevent damage and ensure longevity.

Surge Power Requirements

Understand surge power needs of appliances, especially those with electric motors.

Product Specifications

Generator Model Specifications

Detailed specifications including power, voltage, engine type, displacement, and fuel tank size.

Component Identification

Generator Parts Overview

Identifies key components of the generator through diagrams and labels.

Wheel Kit Assembly

Tools and Parts for Wheel Kit

Lists required tools and supplied parts for assembling the generator's wheel kit.

Assembling the Wheel Kit

Step-by-step instructions for attaching the wheel assemblies to the generator frame.

Battery Commissioning and Maintenance

Optional Battery Installation

Information on the optional battery for electric start and its installation.

Battery Maintenance Tips

Advice on keeping the battery in good condition and maximizing its service life.

Generator Controls and Connections

DC Terminals and Outlets

Description of DC terminals and 12V outlets for charging batteries and accessories.

Connecting Battery Cables

Procedure for connecting battery charging cables, emphasizing correct polarity.

Disconnecting Battery Cables

Steps for safely disconnecting battery charging cables from the generator and vehicle.

Generator Operation Controls

Choke Rod and Fuel Valve

Explains the function of the choke and fuel valve levers for starting and stopping the engine.

Oil Alert System

Describes the automatic engine shutdown feature for low oil levels to prevent damage.

Engine Switch and Recoil Starter

Details the engine on/off switch and the manual recoil starter mechanism.

Operating the Generator

Carbon Monoxide Safety

Critical warnings about CO poisoning and safe operating locations for the generator.

Ethanol Fuel Warning

Advisory against using gasoline blends with over 15% ethanol due to potential engine damage.

Initial Generator Setup

Steps for preparing the generator for operation, including checking oil and fuel levels.

Generator Operation Steps

Starting and Loading the Generator

Procedures for starting the engine, warming it up, and applying electrical loads sequentially.

Maximum Load Calculation

Guide to determining the maximum safe load by calculating running and surge power requirements.

Stopping the Generator Safely

Instructions for normal shutdown and emergency engine stop procedures.

Generator Maintenance

Importance of Regular Maintenance

Explains why proper maintenance is crucial for safe, economical, and trouble-free operation.

Maintenance Schedule Overview

A table outlining recommended maintenance tasks and their intervals based on usage hours.

Engine Oil and Air Cleaner Service

Procedures for checking/changing engine oil and cleaning/servicing the air cleaner element.

Fuel Filter and Spark Plug Service

Instructions for cleaning the fuel filter and inspecting/servicing the spark plug.

Additional Maintenance and Storage

Spark Arrestor and Fuse Service

Details on cleaning the spark arrestor and replacing the starter motor fuse.

Generator Transporting and Storing

Guidelines for safely transporting the generator and preparing it for extended storage.

Troubleshooting Common Issues

Engine Won't Start or Catch

Diagnoses potential causes like fuel, choke, oil level, or spark plug issues.

Recoil Starter Problems

Addresses issues with the recoil starter being hard to pull or not retracting.

Engine Starts Then Shuts Off

Troubleshoots sudden engine shutdown, often related to oil level or choke.

Engine Runs Rough or Boggs Down

Identifies causes for uneven running, vibrating, or power loss under load.

No Power to Outlets

Diagnoses why outlets may not receive power despite the engine running.

Advanced Troubleshooting Scenarios

Power Output Issues

Addresses problems like no power to devices, incorrect voltage, or phase issues.

Engine Leaks and Fuel Issues

Troubleshoots oil leaks from various points and fuel system leaks.

Recoil and Fuel Gauge Problems

Covers issues with recoil operation, fuel gauge leaks, and engine timing.

Limited Warranty and Service Information

Warranty Coverage Details

Outlines the length of warranty for different generator components and usage conditions.

Obtaining Warranty Service

Explains the procedure for taking the product to an authorized service location.

Warranty Exclusions and Disclaimers

Lists conditions that void the warranty and disclaims responsibility for consequential damages.

Emission Control System Information

Details on EPA and California regulations for emission control systems and recommended parts.

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