CB QC MEDLRG |Best Price Guaranteed!

Troubleshooting

The CB QC MEDLRG control board is designed with simplicity in mind, ensuring an easy troubleshooting process for users. Not only does it offer uncomplicated diagnostics, but we also provide the best end price and fastest shipping options, including Next Day Air. Follow these steps to efficiently diagnose any issues:

Check Power Supply: Ensure that the unit is receiving power at the terminal block. If power is present, proceed to the next step.

LED Display Check: When power is supplied, the LED display should illuminate when the temperature knob is turned to the desired setting. If the display fails to light up, it indicates a potential issue with the control board.

Fuse Inspection: Verify the integrity of the small fuse located on the control board. If the fuse appears undamaged, move on to the final step. Fuse Link

Replacement Recommendation: If the LED display does not illuminate and the fuse is intact, it's likely that the control board is faulty and needs replacement.

By following these simple steps, you can quickly determine if the CB QC MEDLRG control board requires attention and take appropriate action to resolve any issues.

Installation Video

Step by Step Control Board Replacement

Part Numbers Included

Eemax  & Rheem | HA-P025 

Ecosmart | CB QC MEDLRG 

Compatible With

≈ Ecosmart Eco18, Eco24, Eco27 & Eco36
≈ iHeat/Drakken AHS27D, AHS18D, AH27, AH18
≈ Eemax HomeAdvantage HA018240, HA024240, HA027240, HA036240
≈ Eemax ProAdvantage PR018240, PRO24240, PR027240, PR036240
≈ Eemax EEM24018, EEM24024, EEM24027, EEM24036 (blue color units)
≈ Rheem RTEX-18, RTEX-24, RTEX-27, RTEX-36
≈ Rheem RETEX-18, RETEX-24, RETEX-27, RETEX-36
≈ Richmond RMTEX-18, RMTEX-24, RMTEX-27, RMTEX-36

Shipping Details

We strive to dispatch all parts on the same day, but orders placed after 3pm EST may not be guaranteed for same-day shipping. For assurance on orders after 3pm EST, please consult with a representative.