
Maintain combustion chamber integrity and prevent flue gas leakage in your LGB Series 3 boiler with this comprehensive assembly kit. The 383-301-024 assembly box from Weil-McLain is engineered specifically for Size C units, bundling all required draw rods, seals, and gaskets to restore factory-level performance to your hydronic system.
This hardware set facilitates uniform section compression, ensuring the mechanical seal remains pressure-tight under extreme thermal expansion. By utilizing the included draw rods to apply precise torque, the kit effectively eliminates bypass leakage that can otherwise compromise combustion efficiency and disrupt heat distribution across the boiler sections.
Key System Performance Baselines:
- Structural Integrity: Ensures a rigid, airtight connection between boiler sections.
- Combustion Efficiency: Prevents flue gas bypass for optimized fuel utilization.
- OEM Specification: Provides consistent, factory-correct hardware for long-term reliability.
⚠️ Application Profile: Specifically designed for Weil-McLain LGB Series 3 boilers, Size C configurations only. Recommended for professional maintenance of section seals, joint restoration, and combustion chamber rebuilds.
| Performance Parameter | Engineering Baseline Value |
|---|---|
| Manufacturer Part Number (MPN) | 383-301-024 |
| Model Compatibility | LGB Series 3, Size C |
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Formal Purchase Orders (POs) and tax-exempt ordering are accepted for commercial contractors and institutional facilities.
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