AAON CN-140 User Manual

Page 4

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4

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




V28960 · Rev. A · 140331





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