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Replacing a degraded 68-100651-01 during routine maintenance prevents costly emergency calls and protects internal components like the inducer motor from moisture damage
reducing pressure loss
Board is a specialized genuine OEM replacement component designed for Mitsubishi MXZ series outdoor units and MSY/MSZ mini-split systems
2 HP at 230V
Tjernlund Products UC1 Interlock Controller 321142-301 Replacing a degraded 68-100651-01 duringThe Tjernlund UC1 Universal Interlock Control is an essential component for technicians managing draft inducer and power venter installations. This interlock controller acts as the central logic board, coordinating the sequence of operation between the HVAC appliance and the venting system. Designed for 24VAC, 115VAC, or dry contact call for heat signals, the UC1 features a pre purge and post purge cycle to ensure proper combustion gas evacuation.
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