Index of Tables and Figures
Tables:
Table 1 - Recommended Elevation Minimums ............................................................................ 15
Table 2 - Predetermined Line sizes for CB units with two step compressors and R-410A .......... 25
Table 3 - Acceptable Refrigeration Circuit Values ....................................................................... 28
Table 4 - Performance Testing Air Flow Setpoints ...................................................................... 29
Table 5 - R-410A Refrigerant Temperature-Pressure Chart ......................................................... 30
Table 6 - Demand Signal vs. Compressor Capacity Modulation.................................................. 32
Table 7 - Thermistor Temperature vs. Resistance Values ............................................................ 33
Table 8 - Condenser Flooding....................................................................................................... 36
Figures:
Figure 1 – Forklift Channels & Access Panel ............................................................................... 14
Figure 2 – Condensing Unit Clearances ....................................................................................... 15
Figure 3 – Utility Entry ................................................................................................................. 16
Figure 4 – Heat Pump Piping Schematic of Suction Vapor Flow Down in Double Riser ........... 21
Figure 5 – Heat Pump Piping Schematic of Discharge Vapor Flow Up in Double Riser ............ 21
Figure 6 - Riser height versus total equivalent line length ........................................................... 25
Figure 7 - Variable Capacity Compressor Controller ................................................................... 32
Figure 8 - Compressor Controller Flash Code Details.................................................................. 33
Figure 9 - Adjustable Fan Cycling Switch .................................................................................... 34
Figure 10 - Piping Schematic of Example System using the LAC Valve .................................... 35
Figure 11 - Adjustable compressor lockout .................................................................................. 36
Figure 12– A/C only piping, AHU above CU .............................................................................. 40
Figure 13 – A/C only piping, AHU below CU ............................................................................. 41
Figure 14 – Modulating hot gas reheat piping, AHU above CU .................................................. 42
Figure 15 – Modulating hot gas reheat piping, AHU below CU .................................................. 43
Figure 16 – Hot gas bypass piping, AHU above CU .................................................................... 44
Figure 17 – Hot gas bypass piping, AHU below CU .................................................................... 45
Figure 18 – Modulating hot gas reheat with hot gas bypass piping, AHU above CU .................. 46
Figure 19 – Modulating hot gas reheat with hot gas bypass piping, AHU below CU.................. 47
Figure 20 – Heat pump piping, AHU above CU .......................................................................... 48
Figure 21 – Heat pump piping, AHU below CU .......................................................................... 49
Figure 22 – Heat pump with modulating hot gas reheat piping, AHU above CU ........................ 50
Figure 23 – Heat pump with modulating hot gas reheat, AHU below CU ................................... 51
R57611 · Rev. A · 161221
(ACP J00187)
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