The Toyotomi Air Pressure Switch, part number 20476485, is a genuine safety monitoring component designed to verify proper airflow and pressure conditions in select Toyotomi oil heaters, allowing the control system to confirm safe combustion and exhaust operation.
What’s included: One (1) air pressure switch.
Installation limits: Install only on a powered-down, unplugged, and fully cooled heater; intended as a direct replacement installed according to manufacturer service procedures.
Compatibility: Designed for Toyotomi heater models BS36, OM-148, and OM-180.
Toyotomi Toyostove Oil Miser 148, Oil Miser 180
Oil Miser 148, Air Pressure Switch is located next to Right Side Panel.
Oil Miser 180, Air Pressure Switch is located next to Right Side Panel.