York YCAS0130 - Manual (Page 5)

5 YORK INTERNATIONAL
FORM 201.19-NM1 (204)
TABLE OF CONTENTS (CONT’D)
Units with Single-Point Power Supply Wiring ....34
115VAC CONTROL SUPPLY TRANSFORMER ........34
Remote Emergency Stop Device..........................35
CONTROL PANEL WIRING........................................35
VOLTS FREE CONTACTS ..........................................35
Chilled Liquid Pump Starter ................................35
Run Contact..........................................................35
Alarm Contacts.....................................................35
SYSTEM INPUTS.........................................................35
Flow Switch..........................................................35
Remote Run / Stop ...............................................35
Remote Print.........................................................35
Remote Setpoint Offset – Temperature ................35
Remote Setpoint Offset – Current ........................35
SECTION 5 - COMMISSIONING
PREPARATION.............................................................42
PREPARATION – POWER OFF ..................................42
Inspection .............................................................42
Refrigerant Charge ...............................................42
Valves ...................................................................42
Compressor Oil ....................................................42
Fans ......................................................................42
Isolation/Protection ..............................................42
Control Panel........................................................42
Power Connections...............................................42
Grounding.............................................................42
Overloads .............................................................42
Supply Voltage .....................................................42
Control Transformer.............................................42
Switch Settings.....................................................43
Crankcase Heaters ................................................43
Water System........................................................43
Flow Switch..........................................................43
Temperature Sensor(s)..........................................43
Control Supply .....................................................43
Programmed Options............................................43
Programmed Settings ...........................................43
Date and Time ......................................................43
Start/Stop Schedule ..............................................43
Setpoint and Remote Offset .................................43
FIRST TIME START-UP...............................................44
Interlocks..............................................................44
System Switches...................................................44
Start-up .................................................................44
Oil Pressure ..........................................................44
Refrigerant Flow ..................................................44
Fan Rotation .........................................................44
Suction Superheat.................................................44
Expansion Valve ..................................................44
Economizer Superheat .........................................44
Subcooling............................................................44
General Operation ................................................44
SECTION 6 - OPERATION
GENERAL DESCRIPTION ..........................................46
START-UP .....................................................................46
NORMAL RUNNING AND CYCLING.......................46
SHUTDOWN.................................................................46
SECTION 7 - TECHNICAL DATA
FLOW RATE AND PRESSURE DROP CHARTS .......48
GLYCOL CORRECTION FACTORS...........................48
TEMPERATURE AND FLOWS...................................49
PHYSICAL DATA.........................................................51
OPERATING LIMITATIONS AND SOUND POWER
DATA .............................................................................53
Electrical Data ......................................................54
Electrical Notes ....................................................62
WIRING DIAGRAM.....................................................64
ELEMENTARY DIAGRAM .........................................66
CONNECTION DIAGRAM (SYSTEM WIRING) ......77
COMPRESSOR TERMINAL BOX ..............................78
DIMENSIONS–YCAS0130-YCAS0180 (ENGLISH) .82
DIMENSIONS–YCAS0130-YCAS0180 (SI)...............84
DIMENSIONS–YCAS0200-YCAS0230 (ENGLISH) .86
DIMENSIONS–YCAS0200-YCAS0230 (SI)...............88
TECHNICAL DATA......................................................90
WEIGHT DISTRIBUTION AND ISOLATOR
MOUNTING POSITIONS ............................................91
INSTALLATION INSTRUCTIONS FOR VMC SERIES
AWR/AWMR AND CP RESTRAINED
MOUNTINGS..............................................................107
COMPRESSOR COMPONENTS............................... 111
UNIT CHECKS (NO POWER)................................... 117
SYSTEM STARTUP CHECKLIST............................. 117
PANEL CHECKS ........................................................ 118
PROGRAMMED VALUES......................................... 118
INITIAL START-UP.................................................... 119
CHECKING SUBCOOLING AND SUPERHEAT .... 119
CHECKING ECONOMIZER SUPERHEAT .............120
LEAK CHECKING .....................................................120