The Toyotomi O-Ring 110, part number 20478082, is a factory replacement sealing component designed to maintain airtight and fuel-tight connections within compatible Toyotomi L55, L56, and L560 oil-fired heaters.
What’s included: One Toyotomi O-Ring 110 seal.
Installation limits: Install only on approved Toyotomi heater models with power disconnected and components cooled; follow the Toyotomi service manual to ensure proper seating and sealing.
Compatibility: Compatible with Toyotomi L55, L56, and L560 heater models.
Laser 56, O Ring 110 is located next to Blower Exhaust Fan.
Laser 560, O Ring 110 is located next to Blower Exhaust Fan.