Roberts Gorden Blackheat BH20UT Installation, Operation & Service Manual page 5

TABLE OF FIGURES
Figure 1: Side and Back Panel Label Placement ............2
Figure 2: Top Panel Label Placement .............................3
Figure 3: Linear & Double Linear, Horizontal Mounts......6
Figure 4: Linear & Double Linear, One Side Reflector ....6
Figure 5: Linear & Double Linear, Two Side Reflectors ...6
Figure 6: Linear & Double Linear, 45° Mount ..................6
Figure 7: Linear & Double Linear, 2 Foot Deco Grille......7
Figure 8: Linear & Double Linear, Protective Grille..........7
Figure 9: Undershield .....................................................7
Figure 10: Linear & Double Linear, Venting.....................7
Figure 11: U-Tube, Horizontal Mount ...............................8
Figure 12: U-Tube, One Side Reflector ...........................8
Figure 13: U-Tube, Two Side Reflectors ..........................8
Figure 14: U-Tube, Full 45° Mount...................................8
Figure 15: U-Tube, Opposite 45° Tilt ...............................9
Figure 16: U-Tube, Protective Grille.................................9
Figure 17: U-Tube, Venting..............................................9
Figure 18: Critical Hanger Placement ...........................12
Figure 19: Linear General Assembly Overview .............14
Figure 20: Linear Layout Overview ...............................15
Figure 21: Double Linear General Assembly Overview 17
Figure 22: Double Linear Layout Overview ...................18
Figure 23: U-Tube Assembly Overview .........................27
Figure 24: U-Tube Layout Overview ..............................28
Figure 25: Multiburner Damper Flange Installation .......35
Figure 26: Typical Manifold Layout (Linear and U-Tube
Configuration)...............................................36
Figure 27: U-Tube (Horizontal) ......................................48
Figure 28: U-Tube (Angle Mounted) ..............................49
Figure 29: Linear ...........................................................49
Figure 30: Individual Flue Connection Detail.................51
Figure 31: Flue Connection Dimensions .......................51
Figure 32: Fresh Air Intake Spigot .................................52
Figure 33: Air Supply with Flue Configurations .............52
Figure 34: Gas Connection with Stainless Steel Flex
Connector.....................................................54
Figure 35: Sequence of Operation Chart ......................58
Figure 36: Burner Cup Position .....................................61
Figure 37: Linear and U-Tube Specifications ................ 74