![York YMAA 0045 Installation Manual Download Page 7](http://html1.mh-extra.com/html/york/ymaa-0045/ymaa-0045_installation-manual_4255008007.webp)
7
JOHNSON CONTROLS
FORM NO.: 6U6K-B01E-NB-EN
SECTION 9 – UNIT OPERATION
CAPACITY CONTROL
SUCTION PRESSURE LIMIT CONTROLS
DISCHARGE PRESSURE LIMIT CONTROLS
COMPRESS RATIO LIMIT CONTROLS
DISCHARGE TEMPERATURE CONTROLS
INVERTER FREQUENCY CONTROL
LIQUID TEMP. CONTROL
VARIABLE LEAVING WATER TEMPERATURE CONTROLS
COMPRESSOR SEQUENCING
DEFROST CONTROLS
ANTI-RECYCLE TIMER
ANTI-COINCIDENCE TIMER
EVAPORATOR AND PIPING HEATER CONTROLS
COMPRESSOR CRANKCASE HEATERS
AUXILIARY HEATER CONTROL
EC FAN CONTROL
ALARM STATUS
SECTION 10 – SERVICE AND TROUBLESHOOTING
SERVICE MODE
ANALOG AND DIGITAL INPUTS
DIGITAL/PWM OUTPUTS AND COMMUNICATIONS
RUNNING STATUS
TROUBLESHOOTING
SECTION 11 – MAINTENANCE
IMPORTANT
COMPRESSORS
CONDENSER COILS
OPERATING PARAMETERS
CONDENSER FAN MOTORS
BPHE (EVAPORATOR) HEATER
EXPANSION TANK
OVERALL UNIT INSPECTION
PRESSURE RELIEF VALVES
MODBUS PROTOCOL
BACNET POINT TABLE
PRESSURE TRANSDUCER DIAGRAM
EC FAN SPEED CHART
R410A PRESSURE TEMPERATURE CHART
112
112
112
112
112
113
113
115
116
117
118
119
119
119
119
119
119
119
120
120
120
121
121
122
124
124
124
124
124
124
124
124
124
124
128
137
141
142
143
Cooke Industries - Phone: +64 9 579 2185 Email: [email protected] Web: www.cookeindustries.co.nz