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6-1

Chapter

Apex 1 to 5.5 kW Generator

Chapter

6

Troubleshooting and Customer 

Support

This Chapter addresses the troubleshooting of the Apex unit. It can be used best by 
knowing what problem you have and then finding the information within each 
heading item laid out in this chapter. The list of items below will direct you to the 
section of the chapter in order for quick reference. Here are the following topics 
covered:

• “Troubleshooting Questions” on page 6-3: This section contains questions that 

can be easily answered and will guide you through any implications that may be 
incurred with the Apex generator.

• “Troubleshooting Procedures” on page 6-4: This section explains the procedures 

needed to get your Apex unit to work while explaining what specific LEDs mean 
and how they can be handled. The procedure explains what the error means, what 
can cause the error and how to fix the error.

• “AC On LED not Lit” on page 6-4: This section contains a full list of codes and 

how they can be solved.

• “AE Customer Support” on page 6-11: This section provides phone numbers and 

addresses for AE support centers around the world. 

Before calling AE Customer Support, perform the following steps or procedures. Use 
this section if you are experiencing any LED issues or operating failures. The guide 
will help you through the process of getting your Apex unit running.

Before troubleshooting the Apex unit make sure the following are completed:

1. Ensure the power to the unit is off.

2. Check for visible damage to the unit, cables, and connectors.

3. Ensure all unit connectors are installed correctly and are fastened tightly.