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nuvi 550 Guide
User manual for nuvi 550
Here is the user manual for nuvi 550. You can read and download this user guide for free. User's manual, provided by the manufacturer, allows you to use properly your home appliances and electronics.
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Table of contents
Document Outline
GENERAL SAFETY GUIDELINES
TABLE OF CONTENTS AND TABLES
PRODUCT IDENTIFICATION NUMBER (PIN)
REFRIGERANT FLOW DIAGRAM
FIG. 1 – REFRIGERANT FLOW DIAGRAM
INSTALLATION
INSTALLATION CHECK LIST
HANDLING
INSPECTION
LOCATION AND CLEARANCES
FOUNDATION
GROUND LEVEL LOCATIONS
ROOFTOP LOCATIONS
NOISE SENSITIVE LOCATIONS
SPRING ISOLATORS (OPTIONAL)
COMPRESSOR MOUNTING
REMOTE COOLER OPTION
CHILLED WATER PIPING
WIRING
EVAPORATOR PUMP START CONTACTS
SYSTEM RUN CONTACTS
ALARM STATUS CONTACTS
REMOTE START/STOP CONTACTS
REMOTE EMERGENCY CUTOFF
PWM INPUT
LOAD LIMIT INPUT
FLOW SWITCH INPUT
STANDARD POWER SUPPLY WIRING – (0014 - 0080)
FIG. 2 – MULTI POINT POWER SUPPLY WIRING
OPTIONAL SINGLE POINT POWER SUPPLY WIRING – (0040 - 0080)
FIG. 3 – OPTIONAL SINGLE POINT POWER SUPPLY WIRING
OPTIONAL SINGLE-POINT POWER SUPPLY WIRING N-F DISC SW OR CIRC BKR (0014 - 0080)
FIG. 4 – OPTIONAL SINGLE POINT POWER WIRING
CONTROL WIRING
FIG. 5 – CONTROL WIRING
ELECTRICAL NOTES
ELECTRICAL DATA
TABLE 1 – MICROPANEL POWER SUPPLY
ELECTRICAL DATA – STANDARD SINGLE POINT POWER YCAL0014SC - YCAL0034SC
TABLE 2 – STANDARD SINGLE POINT POWER
ELECTRICAL DATA – STANDARD DUAL POINT POWER YCAL0040SC - YCAL0080SC
TABLE 3 – STANDARD DUAL POINT POWER
ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0014SC - YCAL0034SC
TABLE 4 – OPTIONAL SINGLE POINT POWER
ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0040SC - YCAL0060SC
TABLE 5 – OPTIONAL SINGLE POINT POWER
ELECTRICAL DATA – OPTIONAL SINGLE POINT POWER YCAL0064SC - YCAL0080SC
TABLE 6 – OPTIONAL SINGLE POINT POWER
OPERATIONAL LIMITATIONS (ENGLISH)
TABLE 7 – TEMPERATURES AND FLOWS
VOLTAGE LIMITATIONS
TABLE 8 – VOLTAGES
TABLE 9 – COOLER PRESSURE DROP CURVES
TABLE 10 – ETHYLENE GLYCOL CORRECTION FACTORS
OPERATIONAL LIMITATIONS (METRIC)
TABLE 11 – TEMPERATURES AND FLOWS
VOLTAGE LIMITATIONS
TABLE 12 – VOLTAGES
TABLE 13 – COOLER PRESSURE DROP CURVES
TABLE 14 – ETHYLENE GLYCOL CORRECTION FACTORS
PHYSICAL DATA (ENGLISH) YCAL0014SC - YCAL0080SC
TABLE 15 – PHYSICAL DATA (ENGLISH)
PHYSICAL DATA (METRIC) YCAL0014SC - YCAL0080SC
TABLE 16 – PHYSICAL DATA (METRIC)
DIMENSIONS (ENGLISH) YCAL0014SC - YCAL0020SC
TABLE 17 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
DIMENSIONS (ENGLISH) YCAL0024SC - YCAL0034SC
TABLE 18 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
DIMENSIONS (ENGLISH) YCAL0040SC - YCAL0060SC
TABLE 19 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
DIMENSIONS (ENGLISH) YCAL0064SC - YCAL0080SC
TABLE 20 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
DIMENSIONS (METRIC) YCAL0014SC - YCAL0020SC
TABLE 21 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
DIMENSIONS (METRIC) YCAL0024SC - YCAL0034SC
TABLE 22 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
DIMENSIONS (METRIC) YCAL0040SC - YCAL0060SC
TABLE 23 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
DIMENSIONS (METRIC) YCAL0064SC - YCAL0080SC
TABLE 24 – WEIGHT DISTRIBUTION/CENTER OF GRAVITY
PRE-STARTUP CHECKLIST
CHECKING THE SYSTEM PRIOR TO INITIAL START (NO POWER)
PANEL CHECKS (POWER ON – BOTH UNIT SWITCH OFF)
INITIAL START-UP
CHECKING SUPERHEAT AND SUBCOOLING
LEAK CHECKING
UNIT OPERATING SEQUENCE
UNIT CONTROLS YORK MILLENNIUM CONTROL CENTER
INTRODUCTION
MICROPROCESSOR BOARD
UNIT SWITCH
DISPLAY
KEYPAD
BATTERY BACK-UP
UNIT STATUS
“STATUS” KEY
GENERAL STATUS MESSAGES
FAULT STATUS MESSAGES
SYSTEM SAFETIES
UNIT SAFETIES
UNIT WARNING
STATUS KEY MESSAGES
TABLE 26 – STATUS KEY MESSAGES
DISPLAY/PRINT KEYS
OPER DATA Key
TABLE 27 – OPERATION DATA
PRINT Key
OPERATING DATA PRINTOUT
HISTORY PRINTOUT
HISTORY DISPLAYS
“ENTRY” KEYS
UP AND DOWN ARROW KEYS
ENTER/ADV key
“SETPOINTS” KEYS
COOLING SETPOINTS
TABLE 28 – COOLING SETPOINTS PROGRAMMABLE LIMITS AND DEFAULTS
SCHEDULE/ADVANCE DAY key
PROGRAM key
TABLE 29 – PROGRAM KEY LIMITS AND DEFAULTS
TABLE 30 – SETPOINTS QUICK REFERENCE LIST
“UNIT” KEYS
OPTIONS key
CLOCK
TABLE 31 – UNIT KEYS PROGRAMMING QUICK REFERENCE LIST
UNIT OPERATION
CAPACITY CONTROL
LEAVING CHILLED LIQUID CONTROL
FIG. 6 – LEAVING WATER TEMPERATURE CONTROL
TABLE 32 – LEAVING CHILLED LIQUID CONTROL FOR 6 COMPRESSORS (8 STEPS)
TABLE 33 – LEAVING CHILLED LIQUID CONTROL FOR 4 COMPRESSORS (6 STEPS)
TABLE 34 – LEAVING CHILLED LIQUID CONTROL FOR 3 COMPRESSORS (SINGLE SYSTEM)
TABLE 35 – LEAVING CHILLED LIQUID CONTROL FOR 2 COMPRESSORS (SINGLE SYSTEM)
RETURN CHILLED LIQUID CONTROL (DUAL SYSTEM 4 AND 6 COMP UNITS ONLY)
Compressor Staging for Return Water Control – 6 Compressors Cooling Setpoint = 45° F (7.2° C) Range = 10° F (5.6° C)
TABLE 37 – RETURN CHILLED LIQUID CONTROL FOR 6 COMPRESSORS (8 STEPS)
TABLE 38 – RETURN CHILLED LIQUID CONTROL FOR 4 COMPRESSORS (6 STEPS)
EVAPORATOR PUMP CONTROL
EVAPORATOR HEATER CONTROL
CONDENSER FAN CONTROL
TABLE 39 – CONDENSER FAN CONTROL USING OUTDOOR AMBIENT TEMPERATURE AND DISCHARGE PRESSURE
TABLE 40 – CONDENSER FAN CONTROL USING DISCHARGE PRESSURE ONLY
LOW AMBIENT CONDENSER FAN CONTROL
TABLE 41 – LOW AMBIENT CONDENSER FAN CONTROL – AMBIENT TEMPERATURE AND DISCHARGE PRESSURE CONTROL
TABLE 42 – LOW AMBIENT CONDENSER FAN CONTROL – DISCHARGE PRESSURE CONTROL
PUMPDOWN (LLSV) CONTROL
LOAD LIMITING
ALARM STATUS
COMPRESSOR SEQUENCING
TABLE 43 – COMPRESSOR OPERATION – LOAD LIMITING
EMS-PWM REMOTE TEMPERATURE RESET
BAS/EMS TEMPERATURE RESET OPTION
FIG. 7 – FIELD AND FACTORY ELECTRICAL CONNECTIONS OPTIONAL REMOTE TEMPERATURE RESET BOARD
SERVICE AND TROUBLESHOOTING
CLEARING HISTORY BUFFERS
SOFTWARE VERSION
SERVICE MODE
SERVICE MODE - DIGITAL OUTPUTS
SERVICE MODE - INPUTS
CONTROL INPUTS/OUTPUTS
TABLE 44 – MICROBOARD BINARY INPUTS
TABLE 45 – MICROBOARD ANALOG INPUTS
TABLE 46 – MICROBOARD OUTPUTS
FIG. 8 – MICROBOARD LAYOUT
CHECKING INPUTS AND OUTPUTS
BINARY INPUTS
ANALOG INPUTS – Temperature
TABLE 47 – OUTDOOR AIR SENSOR TEMPERATURE/VOLTAGE/ RESISTANCE CORRELATION
TABLE 48 – ENTERING AND LEAVING CHILLED LIQUID TEMP. SENSOR TEMPERATURE/VOLTAGE/ RESISTANCE CORRELATION
ANALOG INPUTS – Pressure
DIGITAL OUTPUTS
FIG. 9 – MICROBOARD RELAY CONTACT ARCHITECTURE
KEYPAD
TABLE 49 – KEYPAD PIN ASSIGNMENT MATRIX
OPTIONAL PRINTER INSTALLATION
FIG. 10 – PRINTER TO MICROBOARD ELECTRICAL CONNECTIONS
TABLE 50 – TROUBLESHOOTING
MAINTENANCE
IMPORTANT
COMPRESSORS
CONDENSER FAN MOTORS
CONDENSER COILS
OPERATING PARAMETERS
ON-BOARD BATTERY BACK-UP
OVERALL UNIT INSPECTION
ISN CONTROL
RECEIVED DATA (CONTROL DATA)
TABLE 51 – ISN RECEIVED DATA
TRANSMITTED DATA
TABLE 52 – ISN TRANSMITTED DATA
TABLE 53 – ISN TRANSMITTED DATA
TABLE 54 – ISN OPERATIONAL AND FAULT CODES
ELEMENTARY DIAGRAM YCAL0014SC – YCAL0030SC
FIG. 11 – ELEMENTARY DIAGRAM
ELEMENTARY DIAGRAM YCAL0014SC – YCAL0030SC
FIG. 12 – ELEMENTARY DIAGRAM
ELEMENTARY DIAGRAM YCAL0034SC
FIG. 13 – ELEMENTARY DIAGRAM
ELEMENTARY DIAGRAM YCAL0034SC
FIG. 14 – ELEMENTARY DIAGRAM
ELEMENTARY DIAGRAM YCAL0040SC – YCAL0060SC
FIG. 15 – ELEMENTARY DIAGRAM
ELEMENTARY DIAGRAM YCAL0040SC – YCAL0060SC
FIG. 16 – ELEMENTARY DIAGRAM
ELEMENTARY DIAGRAM YCAL0064SC – YCAL0080SC
FIG. 17 – ELEMENTARY DIAGRAM
ELEMENTARY DIAGRAM YCAL0064SC – YCAL0080SC
FIG. 18 – ELEMENTARY DIAGRAM
APPENDIX 1 (ALUMINUM FINS)
(ALUMINUM FINS) 1" DEFLECTION – WEIGHT DISTRIBUTION POINT SPRING LOCATION
SEISMIC WEIGHT DISTRIBUTION POINT SPRING LOCATION
ISOLATOR SPRING IDENTIFICATION TABLE
APPENDIX 1 (COPPER FINS)
1" DEFLECTION – WEIGHT DISTRIBUTION POINT SPRING LOCATION
SEISMIC WEIGHT DISTRIBUTION POINT SPRING LOCATION
ISOLATOR SPRING IDENTIFICATION TABLE
APPENDIX 1 (DIMENSIONS)
FIG. 19 – TYPE CP 1
FIG. 20 – TYPE CP 2
FIG. 21 – R SPRING SEISMIC ISOLATORS
INSTALLATION AND ADJUSTING INSTALLATIONS TYPE CP MOUNTING
FIG. 22 – TYPE CP MOUNTING
“AEQM” SPRING-FLEX MOUNTING INSTALLATION AND ADJUSTMENT INSTRUCTIONS
FIG. 23 – “AEQM” SPRING-FLEX MOUNTING
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