Product: CX Series Combi Boiler

Date: August 21, 2025

INTRODUCTION

At IBC Technologies Inc., product safety, reliability, and performance are our highest priorities. As part of our ongoing quality assurance efforts, we’ve identified a potential issue with domestic water temperature fluctuations in CX Series Combi Boilers.

To address this issue, IBC is conducting a voluntary recall of CX Series Combi Boilers in cooperation with the U.S Consumer Product Safety Commission and Health Canada  because the hot water may exceed the temperature set on the control panel, creating a burn hazard to the user.

 CORRECTIVE ACTION

Effective immediately:

• All CX Series units will include updated installation guidelines requiring the use of a thermostatic mixing valve.
• All existing CX boilers in service must be retrofitted with a thermostatic mixing valve.
• IBC will provide the CX Recall Field Kit: Part# P-1639 free of charge.

• Kit Contents:
  • CX Bulleting & Instructions
  • P-1638 Mixing Valve
  • Labor Claim Form
  • USB – Software update

A labor allowance will be issued to licensed contractors upon completion of installation and submission of the claim.

Safety and maintenance guidelines

• All Installation and service must be performed by a qualified installer, service agency, or the gas supplier.
• If there are concerns about the boiler’s condition, immediately shut off electrical power and gas supply. Contact a licensed contractor for an inspection.

WHAT SHOULD YOU DO?

If you are a homeowner who needs a mixing valve installed:

1. Check your boiler’s model & serial number against the ranges listed. The serial can be located on the boiler’s rating plate, located inside the boiler.
2. If your Combi Boiler has a serial number within the range listed above, contact a licensed heating contractor and provide this notice.
   • Find a contractor at IBC Technologies USA – Find an Installer
   • Or call 1-844-HEAT-IBC for assistance
3. Request the CX Retrofit Mixing Valve Kit #P-1639
   • Website: ibcboiler.com/P-1639
   • Email: sales@ibcboiler.com
   • Phone: 1-844-HEAT-IBC
4. Have the valve installed by a qualified technician
5. Submit for reimbursement
   • Contractor submits the claim form provided
   • Labor compensation is processed upon receipt
6. Maintain your boiler annually
   • Refer to Section 4 of the Installation & Operating Instructions
   • Follow up with your contractor for yearly service

Combi Boilers are not subject to the recall if:

• It is not used for domestic hot water (DHW) or

• A mixing valve was previously installed

QUESTIONS?

Contact us at 1-844-HEAT-IBC for further assistance.

IBC apologizes for any inconvenience this may have caused you and we thank you for your understanding.

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P-1639 Kit – IBC Technologies Inc. USA