Armstrong Furnace R102699-02 Pressure Switch featuring a hex-rod drive for

featuring a hex-rod drive for smoother engagement compared to standard smooth-rod alternatives

Jumping a limit switch is only recommended for brief diagnostic testing by a qualified technician

including Coleman and Luxaire

installing this 1-3/16" x 5" filter drier during a refrigerant system recharge or component swap is standard practice to prevent the formation of hydrochloric and hydrofluoric acids that compromise HVAC system efficiency

exceeding this limit may damage the internal diaphragm and affect calibration

Armstrong Furnace R102699-02 Pressure Switch featuring a hex-rod drive forThe Armstrong Furnace R102699 02 Pressure Switch is an essential OEM replacement part designed for precise combustion monitoring in high efficiency Armstrong Air furnaces. This SPST (Single Pole Single Throw) pressure switch is factory calibrated to a setpoint of . 70" WC, ensuring the inducer motor generates sufficient static pressure before allowing the ignition sequence to proceed. Engineered with dual 1 4" barb connections, this component provides