The Toyotomi Fuel Sump, part number 20478534, is a replacement fuel system component designed for select Toyotomi and Toyostove vented heater models. The fuel sump collects, stabilizes, and supplies fuel to the burner system, helping ensure consistent fuel delivery and reliable combustion during normal heater operation.
What’s included: one replacement fuel sump.
Installation limits: the fuel sump must be installed according to the heater manufacturer’s service instructions. The heater must be powered off and the fuel supply disconnected before service. Proper alignment and secure connections are required to prevent leaks and ensure safe operation.
Compatibility: Compatible with Toyotomi and Toyostove Laser 30, Laser 56 (F, G, H, I), Laser 73 (I, J, K, L), Laser 60AT, and OM-22 vented heater models.