AAON CN-140 User Manual
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Index of Tables and Figures
Tables:
Table 1 - Service Clearances......................................................................................................... 15
Table 2 - Condenser Flooding....................................................................................................... 24
Table 3 - Condenser Fan Pin Location ......................................................................................... 28
Table 4 - Condenser Fan Pin Location ......................................................................................... 28
Table 5 - Fan Assembly Bushing Torque Specifications.............................................................. 29
Table 6 - Filter Drier Maximum Pressure Drop............................................................................ 30
Table 7 - Acceptable Refrigeration Circuit Values ....................................................................... 31
Table 8 - R-410A Refrigerant Temperature-Pressure Chart ......................................................... 33
Figures:
Figure 1 - Curb Mounting with Dimensions ................................................................................. 16
Figure 2 - Steel Mounting Rail with Dimensions ......................................................................... 16
Figure 3 - Concrete Pad Mounting with Dimensions ................................................................... 16
Figure 4 - Lifting Points ................................................................................................................ 16
Figure 5 - CN Series A Cabinet Top Lifting Detail ...................................................................... 17
Figure 6 – CN Series B and C Cabinet Bottom Lifting Detial ..................................................... 17
Figure 7 - Piping Schematic of Example System using the LAC Valve. ..................................... 23
Figure 8 - Terminal Block............................................................................................................. 25
Figure 9 - Fan with the HUB on the top and RET on the bottom. ................................................ 26
Figure 10 - Bushing Mount Location............................................................................................ 27
Figure 11 - RET with Pin in Groove 4 .......................................................................................... 27
Figure 12 - Fan HUB and RET Castings ...................................................................................... 27
Figure 13 - Pitch Insert ................................................................................................................. 28
Figure 14 - A/C Only Piping, AHU Above CU ............................................................................ 36
Figure 15 - A/C Only Piping, AHU Below CU ............................................................................ 37
Figure 16 - Modulating Hot Gas Reheat Piping, AHU Above CU .............................................. 38
Figure 17 - Modulating hot gas reheat piping, AHU below CU ................................................... 39
Figure 18 - Hot gas bypass piping, AHU above CU..................................................................... 40
Figure 19 - Hot gas bypass piping, AHU below CU .................................................................... 41
Figure 20 - Modulating hot gas reheat with hot gas bypass piping, AHU above CU .................. 42
Figure 21 - Modulating hot gas reheat with hot gas bypass piping, AHU below CU .................. 43
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