Heater Voltage Test for Sauna

This guide will walk you through the steps to perform a voltage test on your sauna. Follow these instructions closely, and be sure to take photos and write down each reading for submission to our support team.

Tools Needed

• Philips Screwdriver
• T25 Bit (Mini Model only, used for electrical box cover removal)
• Multi-meter tool

Purpose

• Measure Voltage: Check the sauna’s voltage while the heater is actively heating.
• Troubleshoot: Determine if the issue is electrical, identify potential problem areas, and decide on the next steps.

Note: Document all readings by writing them down and taking photos. These will be submitted to our support team for review.

Step-by-Step Instructions

1. Remove the Cover of the Electrical Box

• XL & Standard Models:
  • Use a Philips screwdriver to remove the electrical box cover mounted to the outside of the heater panel.
• Mini Model:
  • Use a T25 Bit to remove the electrical box cover mounted to the inside of the heater panel under the footrest.

2. Remove the HUUM Main Module Cover

• The HUUM Main Module is the white box mounted inside of the electrical box. 
• For all models, use a Philips screwdriver to remove the HUUM Main Module cover.

3. Run the Multi-meter Test

Important:

• The sauna heater must be on and actively heating when performing this test.
• The multi-meter must be set to AC 250V+. If set below 250V, a retest will be required.
• Insert photo: Multi-meter set to AC 250V+.

Tip: Use the provided photo legend to accurately label the terminals during testing.

XL/ST Heater Terminal Legend	Mini Heater Termina Legend

Testing Terminals

• Test Terminals 1 & 2
  • 
• Test Terminals 2 & 3
  • 
• Test Terminals 3 & 4
  • 
• Test Terminals 4 & 5
  • 

4. Submit the Test Results

• Document Your Readings:
  • Take clear photos of the multi-meter display for each test.
  • Write down each reading accurately.

Voltage Test Results Format

• Terminals 1 & 2: [Insert Voltage]
• Terminals 2 & 3: [Insert Voltage]
• Terminals 3 & 4: [Insert Voltage]
• Terminals 4 & 5: [Insert Voltage]

Next Steps

• Submit a Support Ticket:
  If you have not already done so, please create a support ticket using our contact form. Once you submit the ticket, you will immediately receive an email containing a link where you can upload all the necessary photos along with your voltage test results.

• Support Team Review:
  Our support team will review your submitted results and guide you through the next steps to resolve any electrical issues.

We look forward to helping you get your sauna functioning properly, so you can enjoy it again.