Section 4 – Troubleshooting

Recreational Vehicle Generator

TROUBLESHOOTING GUIDE

Problem

Cause

Correction

The engine will not crank.

1.

Fuse blown

1.

Replace fuse.

 

2.

Loose, corroded or defective

2.

Tighten, clean or replace

 

 

battery cables

 

as necessary.

 

3.

Defective engine Start/Stop

3.

Replace Start/Stop switch.

 

 

switch

 

 

 

4.

Defective starter contactor

4.

Replace contactor.

 

5.

Defective starter motor

5.

Replace starter motor.

 

6.

Low or defective battery

6.

Charge or replace battery.

The engine cranks but

1.

Out of fuel

1.

Replenish fuel.

will not start.

2.

Defective fuel solenoid

2.

Replace fuel solenoid.

 

3.

Open #14 wire from

3.

Check connections and.

 

 

engine control board

 

insulation of #14 wires.

 

4.

Flooded engine

4.

Wait 5-10 minutes before trying.

 

5.

Defective spark plug(s)

5.

Clean, re-gap or replace plug(s).

 

6.

Fuel line shut-off closed

6.

Open fuel line shut-off.

The engine starts hard

1.

Air cleaner

1.

Check, clean or replace air cleaner.

and runs rough.

 

plugged or damaged

 

 

 

2.

Defective spark plug(s)

2.

Clean, re-gap or replace plug(s).

The engine starts, but shuts

1.

Engine oil level low

1.

Check oil and add oil as needed.

down when the Start/Stop

2.

Defective low oil

2.

Replace pressure switch.

switch is released.

 

pressure switch

 

 

 

3.

Defective high temperature

3.

Replace temperature switch.

 

 

switch

 

 

 

4.

Defective engine control board

4.

Replace control board.

 

5.

Overheated engine

5.

Check that the airflow

 

 

 

 

openings are adequate.

The Start/Stop switch is set to Stop, but the engine continues to run.

1.

Defective Start/Stop switch

1.

Replace switch.

2.

Open/Disconnected #18 wire

2.

Reconnect or close wire.

 

between Start/Stop switch

 

 

 

and engine control board

 

 

 

3.

Open/Disconnected #0 wire

3.

Reconnect or close wire.

 

 

between Start/Stop switch

 

 

 

 

and engine control board

 

 

 

4.

Defective engine control board

4.

Replace control board.

There is no AC output from

1.

Main line circuit breaker open

1.

Reset circuit breaker

the generator.

 

 

 

to ON (or closed).

 

2.

Fault with vehicle circuit

2.

Reset and replace if necessary.

 

 

breaker and/or fuses

 

 

3.Transfer switch set to NORMAL

4.Start switch not held long enough to flash the field

3.Set switch to GENERATOR.

4.Stop, then restart the engine (Hold Start switch for at least 2 seconds).

5. Generator internal failure

5. Contact an Authorized Service

 

Dealer.

36

Page 37 Page 39
Page 38
Image 38
Generac Power Systems 004701-0 owner manual Troubleshooting Guide, Problem Cause Correction
Page 37 Page 39

004701-0 specifications

Generac Power Systems has established itself as a leading provider of backup power solutions, and one of its standout products is the Generac 004701-0. Renowned for its reliability and advanced features, this model is designed to meet the growing demand for dependable power in residential and commercial applications.

At the heart of the Generac 004701-0 is its robust engine, which offers outstanding performance and efficiency. The unit is powered by a Generac 999cc V-Twin engine, specifically crafted to deliver reliable power during outages. This powerful engine ensures a significant output of up to 22,000 watts, making it suitable for larger homes or businesses that require more energy-intensive appliances to remain operational during outages.

One of the most notable features of the 004701-0 is its innovative True Power Technology. This technology provides clean and stable power, which is essential for sensitive electronics. Unlike some generators that produce a fluctuating output, Generac's True Power Technology ensures that the voltage remains consistent, preventing damage to your appliances.

Another key characteristic of the Generac 004701-0 is its user-friendly controls. The unit comes equipped with a comprehensive LED display that provides vital information at a glance, such as runtime hours and maintenance intervals. This feature ensures users can monitor their unit effectively and keep it in optimal condition.

The generator also boasts an advanced communication system that allows for remote monitoring. With the Generac Mobile Link app, users can check real-time status updates, monitor power usage, and receive alerts directly on their smartphone or tablet. This level of connectivity adds convenience and peace of mind, as users can stay informed about their power systems from anywhere.

Built with durability in mind, the 004701-0 features a corrosion-resistant enclosure that can withstand various environmental conditions. Its weather-resistant design makes it suitable for outdoor installation, ensuring that it remains operational when most needed.

The Generac 004701-0 is also designed with user safety in mind. It incorporates several safety features, including a low-oil shutdown and high-temperature shutdown, which help protect the engine from potential risks. This commitment to safety, combined with its powerful performance and advanced technology, makes the 004701-0 an exceptional choice for anyone looking for a dependable backup power solution.

Whether you're facing a storm, a power grid failure, or simply need reliable power for everyday use, the Generac 004701-0 stands ready to deliver, ensuring that you and your loved ones stay safe and comfortable.
Top Page Image Contents