Roberts Gorden CUHA Installation, Commissioning, Operation & Service Manual page 5

TABLE OF FIGURES
Figure 1: Clearances to Combustibles...................................... 4
Figure 2: Flue Termination ........................................................ 5
Figure 3: Offset Flues with 135° bends..................................... 5
Figure 4: Ducting ...................................................................... 5
Figure 5: Combination Fan/Limit Thermostat.......................... 12
Figure 6: Honeywell Control ................................................... 12
Figure 7: Suspension Methods ............................................... 13
Figure 8: Guy Wire.................................................................. 14
Figure 9: Socket Direction....................................................... 14
Figure 10: Flue and Roof Detail .............................................. 15
Figure 11: Flue and Heater Spigot Joint Detail ....................... 15
Figure 12: Heaters installed in isolated equipment rooms. ..... 19
Figure 13: CUH C or D Heaters with Inlet/Outlet Duct
Spigots and Flange................................................ 19
Figure 14: Gas Connection with Stainless Steel Flex
Connector .............................................................. 20
Figure 15: Setting Louvers...................................................... 38
Figure 16: S.I.T. Tandem 0.830.033 Gas Valve
(Natural gas) 0.830.020 Valve (L.P.G) ................... 40
Figure 17: S.I.T. Nova 0.822.177 Automatic Ignition
Gas Valve .............................................................. 40
Figure 18: S.I.T. Nova 0.820.054 Manual Ignition
Gas Valve .............................................................. 41
Figure 19: Main Gas Valves for Models 340 and 380 ............. 41
Figure 20: Heater Operating Sequence .................................. 44
Figure 21: Fan/Limit Thermostat ............................................. 44
Figure 22: S.I.T. Nova Valve for Manual Ignition,
Operation ............................................................... 46
Figure 23: Pilot Burner Options .............................................. 50
Figure 24: Conversion of Nova Family Valve .......................... 51
Figure 25: Conversion of Honeywell Gas Valve for L.P.G. ...... 51
Figure 26: Automatic Burner Control Box Sequence .............. 56