Weil-McLain 640000114 Maintenance Kit

Weil-McLain AquaBalance 80/120 Annual Maintenance Kit – Complete Service Components

The Weil-McLain Annual Maintenance Kit for AquaBalance 80 and 120 boilers is designed to provide all essential replacement parts required for scheduled yearly service. Using the correct OEM components helps maintain efficiency, reliability, and system longevity while ensuring compliance with manufacturer recommendations.

Kit Purpose

Routine service with the AquaBalance 80/120 maintenance kit supports consistent operation, prevents unnecessary downtime, and helps reduce performance issues caused by worn components. This kit consolidates the necessary items for annual inspection and replacement, streamlining service for professional technicians.

Included Components

• Igniter Assembly – Direct replacement to restore dependable ignition performance.
• Gaskets and Seals – Factory-fit replacements to maintain airtight connections and prevent leaks.
• Electrodes – Ensures consistent ignition and flame sensing accuracy.
• Additional OEM Parts – All items specified by Weil-McLain for annual service of AquaBalance 80/120 units.

Technical Specifications

• Compatibility: Weil-McLain AquaBalance 80 MBH and 120 MBH boilers
• Application: Annual scheduled maintenance
• Components: OEM parts only, supplied by Weil-McLain
• Installation: Recommended for licensed HVAC professionals

Installation and Service Notes

This kit is intended for annual maintenance service and should be installed by a qualified contractor familiar with Weil-McLain condensing boiler systems. Proper installation ensures that combustion, safety, and efficiency standards are maintained. After replacement, technicians should verify combustion settings and perform a full system check.

Contractor Use

The AquaBalance 80/120 Maintenance Kit simplifies service calls by consolidating required parts into one package. It allows contractors to complete annual inspections and replacements efficiently, reducing return trips and ensuring boilers are maintained to manufacturer specifications.