York EX Series Installation, Operation & Maintenance Instructions Manual page 9

FORM 155.32-ICOM1.EN.GB
ISSUE DATE: 10/13/2017
FIGURE 53 - Location of Manual Valve in Purging System
FIGURE 54 - YHAU- CGN/H
FIGURE 55 - YHAU- CGN/H Direct Fired Chiller-Heater Flow Diagram - Residential Hot Water (Auxiliary Heat
Exchanger) ............................................................................................................................................................137
FIGURE 56 - YHAU- CGN/H Direct Fired Chiller-Heater Flow Diagram - Simultaneous Cooling and Residential
Hot Water Only ................................................................................................................................138
FIGURE 57 - YHAU- CGN/H
Hot Water ..............................................................................................................................................................139
FIGURE 58 - Process and Instrumentation Diagram - Cooling Only.....................................................................140
FIGURE 59 - YHAU- CGN/H Direct Fired Chiller-Heater Flow Diagram - Cooling Only .......................................141
FIGURE 60 - Chilled/Hot Water and Cooling Water System .................................................................................154
FIGURE 61 - Wet Storage During Heating Operation Period ................................................................................158
FIGURE 62 - Dry Storage During Heating Operation Period ................................................................................159
FIGURE 63 - Duhring Diagram / PTX Chart (°F) ...................................................................................................160
FIGURE 64 - Duhring Diagram / PTX Chart (°C) ..................................................................................................161
FIGURE 65 - Specific Gravity - Concentration (°F) ...............................................................................................162
FIGURE 66 - Specific Gravity - Concentration (°C) ...............................................................................................163
FIGURE 67 - Troubleshooting Sequence Flow Chart............................................................................................173
FIGURE 68 - Actions to Take Against Power Failure .............................................................................................174
JOHNSON CONTROLS
LIST OF FIGURES (CONT.)
Direct Fired Chiller-Heater Flow Diagram - Heating Only (Evaporator) ..................136
Direct Fired Chiller-Heater Flow Diagram - Simultaneous Heating and Residential
560-1600EXW3(H/S) ....................................... 133
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