Sterling TF-200, TF-400, TF-150, TF-300, TF-350, TF-175, TF-250, TF-125, GF-400, GF-250, GF-150 Venting

Page 15

VENTING (continued)

Figure 8A

Figure 8B

15

Image 15

Contents Receiving Instructions Tubular GAS Fired Direct Spark Propeller Unit HeatersDescription Table of ContentsGeneral Safety Information Dimensional Drawing Tubular Propeller Unit Heater Installation Installation GAS Piping Pipe SizingGas Pipe Size Gas Piping Requirements Pipe InstallationLow-voltage T Thermostat Wiring Single Stage Two Stage Thermostat Wiring and LocationElectrical Connections Electrical Connections Tubular Unit Sizes with Optional 2 Stage Ignition Venting Vertically Vented Unit Heaters CategoryVenting Categories Structure Termination Locations Horizontally Vented Unit Heaters CategoryVenting Venting Venting Operation Explanation of Controls See FigureShut Down Primary AIR Shutter Adjustment GAS Input RateMain Burner Oriﬁce Schedule Natural GAS Propane LP GAS Tubular Unit Heater High Altitude DerationSymptoms Possible Causes Corrective Action Tubular Propeller Troubleshooting GuideRealign power ventor wheel Check for continuous 115v on terminal LED Status Indicates CHECK/REPAIR Maintenance Periodic ServiceNever over oil the motor or premature failure may occur Power Vented Tubular Propeller Unit Heaters Limited WarrantyPropeller Parts Heat Exchanger AssemblyTurbulator/High Limit Location Power Venter AssemblyGeneral With power and gas offWith power and gas on PRE-INSPECTION Information