Generac 004451, 004582, 004451 ,004582 owner manual Troubleshooting, Problem Cause Solution

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Section 4 — Troubleshooting

Commercial-Industrial-Residential Portable Generator System

4.1 TROUBLESHOOTING

PROBLEM

CAUSE

SOLUTION

 

 

 

 

 

Engine is running, but no AC

1.

Circuit breaker is open.

1.

Reset circuit breaker.

output is available.

2.

Poor connection or defective cord set.

2.

Check and repair.

 

3.

Connected device is bad.

3.

Connect another device that is in

 

 

 

 

good condition.

 

4.

Fault in generator.

4.

Contact Authorized Service Facility.

 

 

 

 

 

Engine runs good but bogs

1.

Short circuit in a connected load.

1.

Disconnect shorted electrical load.

down when loads are connected.

2.

Generator is overloaded.

2.

See “Don’t Overload the Generator” on page 9.

 

3.

Engine speed is too slow.

3.

Contact Authorized Service Facility.

 

4.

Shorted generator circuit.

4.

Contact Authorized Service Facility.

 

 

 

 

 

Engine will not start; or starts

1.

Dirty air cleaner.

1.

Clean or replace air cleaner.

and runs rough.

2.

Out of gasoline.

2.

Fill fuel tank.

 

3.

Stale gasoline.

3.

Drain fuel tank and fill with fresh fuel.

 

4.

Spark plug wire not connected to

4.

Connect wire to spark plug.

 

 

spark plug.

 

 

 

5.

Bad spark plug.

5.

Replace spark plug.

 

6.

Water in gasoline.

6.

Drain fuel tank; fill with fresh fuel.

 

7.

Overchoking.

7.

Put choke knob to No Choke position.

 

8.

Low oil level.

8.

Fill crankcase to proper level.

 

9.

Excessive rich fuel mixture.

9.

Contact Authorized Service Facility.

 

10. Intake valve stuck open or closed.

10. Contact Authorized Service Facility.

 

11. Engine has lost compression.

11. Contact Authorized Service Facility.

 

 

 

 

 

Engine shuts down during

1.

Out of gasoline.

1.

Fill fuel tank.

operation.

2.

Low oil level.

2.

Fill crankcase to proper level.

 

3.

Fault in engine.

3.

Contact Authorized Service Facility.

 

 

 

 

 

Engine lacks power.

1.

Load is too high.

1.

See “Don’t Overload the Generator” on page 9.

 

2.

Dirty air filter.

2.

Replace air filter.

 

3.

Engine needs to be serviced.

3.

Contact Authorized Service Facility.

 

 

 

 

 

Engine “hunts” or falters.

1.

Choke is opened too soon.

1.

Move choke to halfway position until

 

 

 

 

engine runs smoothly.

 

2.

Carburetor is running too rich or too

2.

Contact Authorized Service Facility.

 

 

lean.

 

 

 

 

 

 

 

No Battery Charge DC output.

1.

Battery posts are corroded.

1.

Clean battery posts.

 

2.

Battery cable is bad.

2.

Replace cable.

 

3.

Battery is defective.

3.

Check battery condition; replace if

 

 

 

 

defective.

 

4.

Receptacle is bad.

4.

Contact Authorized Service Facility.

 

 

 

 

 

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Contents Ultra Source Safety Rules General Information Introduction General Hazards Important Safety InstructionsElectrical Hazards Explosion HazardsFire Hazards Accessory BOX AssemblyUnpacking Assembling the Wheel KITHandle Assembly Battery ConnectionKnow the Generator Volt AC, 30 Amp Locking Receptacle SuppliesWinter / Summer Valve See Cold Weather Operation Cord Sets and Connection Plugs 1 AC, 20 AMP, Duplex Receptacle2 120V AC, 20 AMP, Gfci Receptacle 5 12 Volt DC, 10 AMP Receptacle 120V 30AConnecting Electrical Loads HOW to USE the GeneratorDON’T Overload the Generator Grounding the GeneratorBefore Starting the Generator Wattage Reference GuideAdding Engine OIL DeviceAdding Gasoline To Start the EngineCold Weather OPERATION/ DE-ICER Automatic Idle ControlLOW OIL Pressure Shutdown System Stopping the EngineTo recharge 12 Volt batteries, proceed as follows Charging a BatteryProduct Specifications Maintenance ScheduleGenerator Specifications Engine SpecificationsGeneral Recommendations Clean Spark Arrestor Screen Service AIR CleanerTo adjust valve clearance Adjusting Valve ClearanceStorage General Long Term StorageOther Storage Tips Problem Cause Solution TroubleshootingCommercial-Industrial-Residential Portable Generator System Commercial-Industrial-Residential Portable Generator System Bearing Stator Closest Wiring Diagram Drawing No E0228Schematic Drawing No E0229 GT-990 & GT-760 Engine Page 1 Drawing No E0034 46 45 43 42QTY Description GT-990 & GT-760 Engine Page 2 Drawing No E0034 DetailaPart NO. QTY Description Generator Drawing No D4488 QTY. Description Exploded Residential No E0227 Control Panel Drawing No E0227 Part NO. QTY. DescriptionFrame, Handle & Wheel Kit Drawing No E0695 DetailRubber Tank Mount BOX 297 WHITEWATER, WI California Emission Control Warranty StatementEmission Control System Warranty Warranty Schedule Part No E0226 06/01/02

004451, 004582, 004451 ,004582 specifications

Generac is a leading manufacturer of power generation equipment, known for its robust and reliable systems. Among its vast lineup, the Generac 004451 and 004582 portable generators stand out due to their impressive features, advanced technologies, and user-friendly characteristics, making them suitable for various applications such as home backup, outdoor activities, and job sites.

The Generac 004451 model boasts a powerful 2,500-watt output, making it ideal for powering essential appliances during outages or for use in recreational settings. Its compact design enhances portability, allowing users to easily transport it wherever needed. This generator features a durable frame designed to withstand rugged environments, including a fold-down handle for convenient storage. It is equipped with a reliable 50-state compliant engine, ensuring that it meets stringent environmental regulations while delivering dependable power.

On the other hand, the Generac 004582 model is designed for users needing a bit more power, featuring a 3,200-watt maximum output. Like the 004451, it emphasizes portability and ease of use, but it also incorporates a more advanced inverter technology. This innovation ensures that the generator produces clean, stable power, making it safe for sensitive electronics like smartphones, laptops, and medical devices. The 004582's lightweight construction allows for effortless transport, while its fold-down handle and never-flat wheels enhance mobility.

Both models are engineered with user-friendly controls and features such as easy-to-read fuel gauges and a low-oil shutdown system, which prevents engine damage by automatically shutting down the generator when the oil level is too low. Additionally, these generators include multiple AC outlets, offering versatility in powering various devices simultaneously.

Safety is paramount in Generac's design philosophy, as evident in the inclusion of features such as circuit breakers to prevent overloads. Additionally, they are equipped with a robust cooling system that allows for prolonged operation without overheating.

Overall, the Generac 004451 and 004582 portable generators provide a perfect blend of power, portability, and technological advancements, making them suitable for emergency backup power, outdoor events, and job site requirements. With a strong emphasis on reliability and user convenience, Generac continues to be a trusted name in the field of power generation.