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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
scorch marks
or a total loss of backlighting
ensuring correct orifice sizing and pressure drop characteristics
Always check the equipment rating plate for the Part Number or Orifice size
It is factory-set to trip at 150 PSI and 210°F
Laars Heating Systems RE2077700 Relay 320788-702 scorch marksThe Laars Heating Systems RE2077700 Relay is a specialized 24V 15A 6 600S Time Delay Relay engineered for precision sequence control in commercial and residential hydronic systems. Built for heavy duty cycling, this SPDT HVAC relay manages electrical surges and prevents damaging short cycling by implementing a customizable delay range from 6 to 600 seconds. This OEM Laars replacement part is essential for protecting inducer motors and ignition modules