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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
OEM Reliability: Built to exact York specifications
aluminum-alloy tubing must not be used in direct burial or exterior locations according to standard fuel gas codes
It effectively replaces obsolete part number 43K8801
Technicians typically encounter an "ECM No-Start" condition
Tekmar Controls 400 Control 320734-701 OEM Reliability: Built to exactThe Tekmar Controls 400 is a high performance tN2 House Control designed for precise hydronic heating system management. This 24Vac microprocessor based controller integrates one outdoor reset water temperature with Domestic Hot Water (DHW) and setpoint capabilities, allowing for seamless coordination between the heat source and a 4 zone valve layout. Engineered as the hub for tekmarNet 2 (tN2) communication, this unit optimizes boiler modulation via
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