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and pitch before installation to ensure proper compatibility with your unit
The OT40F3 is designed to accommodate snap-on auxiliary contacts
this model is specifically wound for a 36VDC coil voltage
Contractors should verify the manifold pressure and ensure the thermal well is properly seated during installation to maintain combustion efficiency and prevent nuisance tripping of the LDO (Lint
protecting the unit from short-circuiting or staging errors
Lochinvar & A.O. Smith 100078772 Gasket R-407C and pitch before installation toThe Lochinvar & A. O. Smith 100078772 Gasket is a critical high temperature seal engineered specifically for flame rod assemblies in commercial and residential heating systems. Constructed from . 04 inch graphite, this OEM component provides the thermal resilience required to maintain a gas tight seal at the combustion chamber interface. A compromised flame rod gasket can lead to air infiltration or premature sensor failure, directly impacting the
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