13-21-608 Page 8
LIST OF ILLUSTRATIONS
Figure 1-1
– Compression Cycle .............................................................................................................. 9
Figure 1-2
– Starter Box ........................................................................................................................ 10
Figure 1-3
– Control Box ........................................................................................................................ 10
Figure 1-4
– Compressor / Motor Side ................................................................................................... 11
Figure 1-5
– Cooler / Reservoir Side ...................................................................................................... 11
Figure 1-6
– Air/Oil Flow Diagram .......................................................................................................... 12
Figure 2-1
– Typical Compressor Room ................................................................................................. 14
Figure 2-2
– Air Flow Chart .................................................................................................................... 14
Figure 2-3
– Cold Weather Installation ................................................................................................... 16
Figure 2-4
– Inlet Line Lengths .............................................................................................................. 17
Figure 2-5
– Heat Exchanger (Oil Cooler) Approximate Water Flow ....................................................... 19
Figure 2-6
– Aftercooler Approximate Water Flow ................................................................................. 19
Figure 2-7
– Series Piping ..................................................................................................................... 21
Figure 2-8
– Parallel Piping .................................................................................................................... 21
Figure 4-1
– Key Pad ............................................................................................................................. 30
Figure 4-2
– Schematic Tubing Diagram ................................................................................................ 31
Figure 4-3
– Blowdown Valve ................................................................................................................ 32
Figure 4-4
– Minmum Discharge Pressure/Check Valve ......................................................................... 32
Figure 4-5
– Inlet Valve .......................................................................................................................... 33
Figure 4-6
– Shuttle Valve ..................................................................................................................... 34
Figure 4-7
– Turn Valve – Electra-Saver Only ........................................................................................ 35
Figure 4-8
– Control Schematic – Compressor Unloaded – Constant Speed Mode ................................ 38
Figure 4-9
– Control Schematic – Compressor At Full Load – Constant Speed Mode ............................. 39
Figure 4-10
– Control Schematic – Compressor Unloaded – Low Demand Mode Or Auto Mode ............ 40
Figure 4-11
– Control Schematic – Compressor At Full Load ................................................................. 41
Figure 4-12
– Control Schematic – Compressor Fully Unloaded – Low Demand Mode Switch Off .......... 42
Figure 4-13
– Control Schematic – Compressor Fully Loaded – Low Demand Mode Switch On .............. 43
Figure 4-14
– Wiring Diagram – Wye Delta ............................................................................................ 44
Figure 4-15
– Wiring Diagram – Less Starter ......................................................................................... 46
Figure 5-1
– Dew Point Chart
°
F ............................................................................................................ 51
Figure 5-2
– Dew Point Chart
°
C ............................................................................................................ 51
Figure 5-3
– Flow Diagram – Air/Oil System ........................................................................................... 52
Figure 5-4
– Oil Flow Diagram – Remote Overhead Mounted Cooler ..................................................... 53
Figure 5-5
– Cooler Drain Detail............................................................................................................. 54
Figure 5-6
– Oil Level Gauge ................................................................................................................. 57
Figure 5-7
– Oil Change Interval ............................................................................................................ 58
Figure 5-8
– Approximate Oil System Capacities ................................................................................... 59
Figure 5-9
– Thermostatic Mixing Valve Element ................................................................................... 61
Figure 5-10
– Water Control Valve ......................................................................................................... 62
Figure 5-11
– Oil Separator ................................................................................................................... 64
Figure 6-1
– Heavy Duty Air Filter .......................................................................................................... 67
Figure 7-1
– Installation Of Coupling Cushions....................................................................................... 69
