User guide

4
Index of Tables and Figures
Tables:
Table 1 - Recommended Elevation Minimums ............................................................................ 12
Table 2 - Predetermined Line sizes for CB units with two step compressors and R-410A .......... 20
Table 3 - Sub-cooling and Superheat ............................................................................................ 22
Table 4 - Performance Testing Air Flow Setpoints ...................................................................... 23
Table 5 - R-410A Refrigerant Temperature-Pressure Chart ......................................................... 24
Table 6 - Demand Signal vs. Compressor Capacity Modulation .................................................. 26
Table 7 - Thermistor Temperature vs. Resistance Values ............................................................ 27
Figures:
Figure 1 – Condensing Unit Clearances ....................................................................................... 11
Figure 2 - Riser height versus total equivalent line length ........................................................... 20
Figure 3 - Variable Capacity Compressor Controller ................................................................... 26
Figure 4 - Compressor Controller Flash Code Details.................................................................. 27
Figure 5– A/C only piping, AHU above CU ................................................................................ 31
Figure 6 – A/C only piping, AHU below CU ............................................................................... 32
Figure 7 – Modulating hot gas reheat piping, AHU above CU .................................................... 33
Figure 8 – Modulating hot gas reheat piping, AHU below CU .................................................... 34
Figure 9 – Hot gas bypass piping, AHU above CU ...................................................................... 35
Figure 10 – Hot gas bypass piping, AHU below CU .................................................................... 36
Figure 11 – Modulating hot gas reheat with hot gas bypass piping, AHU above CU .................. 37
Figure 12 – Modulating hot gas reheat with hot gas bypass piping, AHU below CU .................. 38
Figure 13 – Heat pump piping, AHU above CU .......................................................................... 39
Figure 14 – Heat pump piping, AHU below CU .......................................................................... 40
Figure 15 – Heat pump with modulating hot gas reheat piping, AHU above CU ........................ 41
Figure 16 – Heat pump with modulating hot gas reheat, AHU below CU ................................... 42
R57611 · Rev. - · 130603
(ACP J00187)