Roberts Gorden Tubular Unit Heaters 300 - Manual (Page 5)

TABLE OF FIGURES
Figure 1: Installation Clearances and Clearances
to Combustibles ......................................................... 4
Figure 2: Suspension Methods ................................................. 6
Figure 3: Vent and Roof Detail .................................................. 9
Figure 4: Standard Vented Heater - Vertical
and Horizontal Vent Termination................................ 9
Figure 5: Standard Vented Heater - Common
Vertical Vent Termination ......................................... 10
Figure 6: Separated Combustion Heater - Vertical
and Horizontal Vent Termination.............................. 11
Figure 7: Concentric Vent Box ................................................ 11
Figure 8: Concentric Vertical and Horizontal Vent
Termination - Separated Combustion Heater .......... 12
Figure 9: Gas Connection ....................................................... 14
Figure 10: Automatic Burner Control Sequence...................... 20
Figure 11: Gas Valve for Models UHA[S] 150 - 400 ................ 20
Figure 12: LED Diagnostic Codes ........................................... 22