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Soft-blob field with ribbon-tape seals — cool ice-lab sheet for description and returns.
Advanced Scheduling: 7-day programming allows for precise setpoint adjustments to maximize system efficiency
Full System Integration: Includes the Trane CNT7650 board
eliminating the need to drain the system or break pipe connections
the internal relay or circuitry has likely failed
or ignition lockout
Lennox 12M92 Pressure Switch 320735-701 Advanced Scheduling: 7-day programming allowsThe Lennox 12M92 Pressure Switch is a critical genuine OEM furnace safety component designed for specific Lennox gas furnaces and heating units. This combustion air pressure switch is factory calibrated to activate at 0. 70" WC (inches water column), ensuring the inducer motor is generating sufficient draft before the ignition sequence begins. As a furnace pressure switch replacement, the 12M92 monitors for venting obstructions or mechanical failures
