Indoor Duct Furnace/ Vent piping- GL, GG or GZ March 11, 2024 21:10 For the furnace they should use the attached. Referenced as GL but it used for Trane GL, Trane GG and Trane GZ models. GLND-SVX01C-EN_07112020.pdf 4 MB Download Articles in this section VFD- Lenze Drive information Freeze Stat - GRAA Maxitrol SC11 - 0-10 VDC controller for GRAA Indoor Duct Furnace/ Vent piping- GL, GG or GZ High limit and safety limit function - GRAA or Rooftop Sterling Heaters OD Air control with Siemens Controller Modulation Valve Pressure Adjustment Procedure Gas pressure requirements for the GRAA and GSAA DFOA and DFIA Technical Support Motor Horsepower and Amperage on GLND and GMND Duct Furnace See more Related articles Freeze Stat - GRAA Replacement coils not available for UHXA products Expansion Valve removal process on a Trane Unit Vent Wiring UC400 to CSTI board