Service Guides

Oval-U 100 Service Guides featuring information about providing important services to your L.B. White tube heater.
Service Guides

Information Bulletin: Gas Conversion Using Maxitrol 325-3

 pdf    591.63 KB   Download

Tube Heater Attic Air Intake Kit Installation Instructions

 pdf    536.37 KB   Download

TRANSFORMER INSTALLATION 509615 & 573697

 pdf    1,157.65 KB   Download