Generac QT06024AVSX, QT06024AVAX, QT06024ANAX Troubleshooting Guide, Problem Cause Correction

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Troubleshooting

TROUBLESHOOTING GUIDE

PROBLEM

CAUSE

CORRECTION

Engine won’t crank.

1.

Control panel 7.5 amp fuse blown.

1.

Replace fuse.*

 

2.

Loose or corroded or defective

2.

Tighten, clean or replace

 

 

battery cables.

 

battery cables as necessary.*

 

3.

Defective starter contactor.

3.

Replace contactor.*

 

4.

Defective starter motor.

4.

Replace starter motor.*

 

5.

Dead or Defective Battery.

5.

Remove, change or replace battery.*

 

 

 

 

 

Engine cranks but won't start.

1.

Out of fuel.

1.

Replenish fuel/turn on fuel valve.

 

2.

Fuel solenoid (FS) is defective

2.

Replace solenoid.*

 

3.

Spark plugs defective.

3.

Clean, regap or replace plugs.

 

 

 

 

 

Engine starts hard, runs rough.

1.

Air cleaner plugged or damaged.

1.

Clean or replace as needed.

 

2.

Defective spark plugs.

2.

Clean, regap or replace plugs.

 

3.

Fuel pressure incorrect.

3.

Confirm fuel pressure to regulator is as

 

 

 

 

recommended in SPECIFICATIONS.*

 

4.

Insufficient fuel supply.

4.

Confirm fuel pressure to regualtor is as

 

 

 

 

recommended in SPECIFICATIONS.*

 

5.

Fuel system set to wrong fuel type.

5.

Reconfigure the fuel system. (See

 

 

 

 

RECONFIGURING THE FUEL SYSTEM in

 

 

 

 

manual.*

 

 

 

 

 

Engine starts then shuts down.

1.

Engine oil level is low.

1.

Check oil and add oil as needed.

 

2.

Engine is overheated.

2.

Check cooling system for leaks.

 

3.

Defective Low Oil Pressure Switch

3.

Replace switch.*

 

4.

Defective Coolant Temperature Switch

4.

Replace switch.*

 

5.

Defective Control Module circuit board.

5.

Replace board.*

 

6.

Coolant Level is Low.

6.

Repair leak - Add coolant.

 

7.

Defective Low Coolant Level Switch

7.

Replace Switch.*

 

 

 

 

 

AUTO/OFF/MANUAL Switch at OFF,

1.

Defective AUTO/OFF/MANUAL switch

1.

Replace board.*

engine continues to run.

2.

Defective Control Module circuit board

2.

Replace board.*

 

 

 

 

 

No AC output from generator.

1.

Main line circuit breaker is tripped/open.

1.

Reset to ON/CLOSED.

 

2.

Generator internal failure.

2.

*

 

3.

Thermal circuit breaker open.

3.

Auto-reset - Wait 5 min. and attempt restart.

*Contact the nearest Dealer for assistance.

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B .Rev Trblsht003

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Contents Stationary Emergency Generator Table of Contents Read this Manual Thoroughly Operation and MaintenanceHOW to Obtain Service IntroductionGeneral Hazards Safety RulesFire Hazards Data Label Identification RecordEquipment Description Engine OIL RecommendationsCoolant Recommendations Engine Protective Devices Fuel Requirements Natural GAS Fuel SystemPropane Vapor Withdrawal Fuel System Cooling System SpecificationsGenerator EngineWeather and Maintenance Kits Alternator AC Lead Connections Alternator Power Winding ConnectionsFOUR-LEAD, SINGLE-PHASE Stator Phase Alternators Y ConfigurationStator Power Winding Connections 3-phase, 120/208V 6 Lead Control Panel Interface Using the AUTO/OFF/MANUAL SwitchChoose Language Troubleshooting Activation ChartAutomatic Transfer Operation LOW Speed ExerciseRPM Sensor Failure Shutdown Alarm LOW OIL Pressure Shutdown AlarmOvercrank Shutdown Alarm Overspeed Shutdown AlarmMissing CAM Pulse Alarm UNDER-FREQUENCY Shutdown AlarmLOW Battery Alarm LOW Battery WarningIgnition Alarm Overvoltage AlarmInternal Failure Shutdown Alarm Canbus AlarmCondition Chery Maintenance Alert ChartPanel Engine START-UP and Transfer Operating Unit with Manual Transfer SwitchOperating Unit with Automatic Transfer Switch Stationary Emergency Generator Control and OperationCooling INTAKE/OUTLET General MaintenanceCheck Engine OIL Changing Engine OILExercise System Engine CoolantCoolant Change Overload Protection for Engine DC Electrical SystemSpark Plugs Battery MaintenanceBattery Replacement Battery FluidSystem / Component Frequency Procedure Service ScheduleProblem Cause Correction Troubleshooting GuidePage Assy STR 390 25GD3 CPL Page Page Page Group a UL Circuit Breaker 225AF UL Circuit Breaker KG Group a This page Left Intentionally Blank Page NUT Flanged HEX M12-1.75 Page Battery TRAY, C1 & C2 Page Group D Page Page Weldment Radiator Support C2 Page Page Exploded View Turbo 2.4L G2 Page Group F Page Page Drawing #0H7323 COIL-2.4L G2 Ignition Page Flange Fuel Inlet Page FLANGE, Fuel Inlet Page Rear Wrap C2 G2 60KW Page Page Page Page Page Page Page Page Page Page Page Page Page Page 04/07 a .Rev BackPg001

QT06024ANAX, QT06024AVSX, QT06024ANSX, QT06024AVAX specifications

The Generac QT06024AVAX, QT06024ANSX, QT06024AVSX, and QT06024ANAX are powerful and versatile residential generators designed for those who want the peace of mind provided by reliable backup power. These models from Generac's Guardian Series are engineered for performance, efficiency, and ease of use, making them ideal solutions for homeowners looking to ensure uninterrupted power during outages.

One of the standout features of these generators is their robust 60 kW capacity, which allows them to power essential home appliances, HVAC systems, and even larger electricity-demanding devices without a hitch. This capacity makes them suitable for medium to large homes, providing enough energy to keep daily operations running smoothly even during extended outages.

The QT series incorporates Generac's advanced Quiet-Test technology, which reduces noise levels during self-testing. This feature enables the generator to perform regular self-diagnostic tests at a much quieter decibel level, ensuring it does not disrupt the household during these checks. Additionally, the generators are designed with a weather-resistant enclosure, providing durability and protection against various environmental conditions.

The models are equipped with an intuitive control panel featuring a user-friendly digital display that allows for easy monitoring of power usage and system status. They also feature an automatic transfer switch that seamlessly switches from grid power to generator power in case of an outage, ensuring that the transition is almost instantaneous and worry-free for homeowners.

Moreover, the QT series generators utilize a liquid-cooled engine, which provides greater efficiency and performance compared to air-cooled alternatives. This technology not only ensures longer run times but also contributes to a longer lifespan for the generator. The low-oil pressure shutdown feature is another critical safety aspect, protecting the engine from damage by automatically shutting it down when oil levels are too low.

Finally, these models are designed with flexibility in mind. They can be customized with various accessories and options to meet specific homeowner needs. Whether for full home backup or partial power, the Generac QT06024AVAX, QT06024ANSX, QT06024AVSX, and QT06024ANAX are reliable solutions that give homeowners the confidence to weather any storm without losing power. With their combination of advanced technology, powerful performance, and user-friendly features, Generac continues to set the standard in home standby power solutions.