Table of Contents
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WARNING:
RECOGNIZE THIS SYMBOL
AS AN INDICATION OF
IMPORTANT SAFETY
INFORMATION
WARNING
THESE INSTRUCTIONS
ARE INTENDED AS AN AID
TO QUALIFIED, LICENSED
SERVICE PERSONNEL FOR
PROPER INSTALLATION,
ADJUSTMENT, AND
OPERATION OF THIS
UNIT. READ THESE
INSTRUCTIONS
THOROUGHLY
BEFORE ATTEMPTING
INSTALLATION OR
OPERATION. FAILURE
TO FOLLOW THESE
INSTRUCTIONS MAY
RESULT IN IMPROPER
INSTALLATION,
ADJUSTMENT, SERVICE,
OR MAINTENANCE
POSSIBLY RESULTING IN
FIRE, ELECTRICAL SHOCK,
PROPERTY DAMAGE,
PERSONAL INJURY, OR
DEATH.
Do not destroy this manual.
Please read carefully
and keep in a safe place
for future reference by a
serviceman.
[ ] indicates metric conversions.
92-21354-93-00 (7/13) Printed in USA
AIR COOLED
CONDENSING UNITS
INSTALLATION INSTRUCTIONS
(-)ANL-*AZ MODEL SERIES – 13 SEER
(-)APM-JAZ MODEL SERIES – 14.5 SEER
FEATURING INDUSTRY STANDARD
R-410A REFRIGERANT
e a r t h
e a r t h f r i e n d l y r e f r i g e r a n t
r
h
f r
r i e i
e n
d l
d l y
y r
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Related Manuals for Ruud ANL-AZ MODEL SERIES – 13 SEER
Summary of Contents for Ruud ANL-AZ MODEL SERIES – 13 SEER
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Page 1: Condensing Units
WARNING: RECOGNIZE THIS SYMBOL AS AN INDICATION OF IMPORTANT SAFETY INFORMATION AIR COOLED WARNING CONDENSING UNITS THESE INSTRUCTIONS ARE INTENDED AS AN AID TO QUALIFIED, LICENSED INSTALLATION INSTRUCTIONS SERVICE PERSONNEL FOR PROPER INSTALLATION, ADJUSTMENT, AND OPERATION OF THIS UNIT. READ THESE INSTRUCTIONS (-)ANL-*AZ MODEL SERIES –... -
Page 2: Table Of Contents
CONTENTS Important Start-Up ������������������������������������������������������20–24 Safety Information ��������������������������������������������� 3 Start-Up ����������������������������������������������������������������������20 Checking Airflow ��������������������������������������������������������20 General Information ����������������������������������������4–6 Evacuation Procedure ����������������������������������������������� 21 Checking Product Received ����������������������������������������4 Final Leak Testing �������������������������������������������������������21 Application �������������������������������������������������������������������4 Electrical and Physical Data �����������������������������������������5 Checking Specifications ���������������������������������������������������������������6 Refrigerant Charge ������������������������������������� 22–24 Proper Installation ��������������������������������������������������������6 Charging Units With R-410A Refrigerant ��������������������������������������������... -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION WARNINGS: CAUTIONS: • These instructions are intended as an aid to • R-410A systems operate at approximately 60% qualified, licensed service personnel for proper higher pressures (1�6 times) than R-22 systems� Do installation, adjustment, and operation of this not use R-22 service equipment or components on unit�... -
Page 4: General Information
GENERAL INFORMATION WARNING: Application Before specifying any air conditioning equipment, Improper installation, or installation not made in a survey of the structure and a heat gain accordance with these instructions, can result calculation must be made� A cooling heat gain in unsatisfactory operation and/or dangerous calculation determines the amount of heat needed conditions and can cause the related warranty... -
Page 5: Electrical And Physical Data
GENERAL INFORMATION Electrical and Physical Data ELECTRICAL PHYSICAL Compressor Fuse or HACR Model Fan Motor Minimum Outdoor Coil Refrig. Weight Phase Circuit Breaker Rated Locked Number Full Load Circuit Frequency (Hz) Load Rotor (-)ANL- Amperes Ampacity Circuit Minimum Maximum Face Area Shipping Voltage (Volts) Amperes... -
Page 6: Specifications ���������������������������������������������������������������6 Refrigerant Charge
GENERAL INFORMATION Specifications Air Discharge – Allow 60" [1524 mm] Clearance Low-Voltage Wiring Entrance " [22 mm] " Refrigerant " [800 mm] Pressure Ports [1137 mm] for Service 33" High-Voltage [838 mm] Wiring Entrance " [34 mm] Liquid Line Connection Air Inlets (Louvers) Allow 6"... -
Page 7: Installation ����������������������������������������������������7-17 With R-410A Refrigerant
INSTALLATION Choosing a Location IMPORTANT: Corrosive Environment Consult local and national building codes and ordinances for special The metal parts of this unit may be subject to installation requirements� Following location rust or deterioration if exposed to a corrosive information will provide longer life and simplified environment�... -
Page 8: Space Limitations ���������������������������������������������������������8 Final Charge By Subcooling
INSTALLATION Choosing a Location (cont�) For Units With Space • If elevating a unit on a flat roof, use 4" x 4" [10.2 cm x 10.2 cm] or equivalent stringers Limitations positioned to distribute unit weight evenly and In the event that a space limitation exists, we will prevent noise and vibration�... -
Page 9: Tools And Refrigerant
INSTALLATION Tools and Refrigerant Tools Required for Installing Pressure: The pressure of R-410A is approximately 60% (1�6 times) greater than and Servicing R-410A Models R-22� Recovery and recycle equipment, pumps, Manifold Sets: hoses, and the like must have design pressure ratings appropriate for R-410A�... -
Page 10: Replacement Units �������������������������������������������10 Hard Start Components
INSTALLATION Replacement Units IMPORTANT: To prevent failure of a new unit, the existing line set When replacing an must be correctly sized and cleaned or replaced� R-22 unit with an R-410A unit, either replace Care must be exercised that the expansion device the line set or ensure that the existing line set is is not plugged�... - Page 11 INSTALLATION Interconnecting Tubing (cont�) Outdoor Unit Installed Above b� No changes are required for expansion valve coils due to vertical separation or line length� or Below Indoor Coil 2� It is recommended to use the smallest liquid line Use the following guidelines when installing the unit: size permitted to minimize the system charge�...
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Page 12: Above Or Below Indoor Coil
INSTALLATION Interconnecting Tubing (cont�) - Page 13 INSTALLATION Interconnecting Tubing (cont�)
- Page 14 INSTALLATION Interconnecting Tubing (cont�)
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Page 15: Tubing Installation
INSTALLATION Interconnecting Tubing (cont�) VAPOR LINE CAPACITY MULTIPLIER (PERFORMANCE PENALTY) 2 Ton 3 Ton 4 Ton 5 Ton ⁄ ⁄ ⁄ UNIT SIZE Suction Line 5/8" [15.9] I.D. 5/8" [15.9] I.D. 3/4" [19] I.D. 3/4" [19] I.D. 7/8" [22.2] I.D. 7/8"... -
Page 16: Tubing Connections
INSTALLATION Interconnecting Tubing (cont�) • If tubing is to be run underground, it must be run in a sealed watertight chase� • Use care in routing tubing and do not kink or twist� Use a good tubing bender on the vapor line to prevent kinking�... -
Page 17: Leak Testing
INSTALLATION Interconnecting Tubing (cont�) Leak Testing Indoor coils have only a holding charge of dry nitrogen� Keep all tube ends sealed until connections are to be made� WARNING: Do not use oxygen to purge lines or pressurize system for leak test� Oxygen reacts violently with oil, which can cause an explosion resulting in severe personal injury or death�... - Page 18 WIRING Control Wiring WARNING: Turn off electric power CONTROL WIRING FOR GAS OR OIL FURNACE at the fuse box or service panel before making TYPICAL THERMOSTAT any electrical connections� Also, the ground SUBBASE FOR TYPICAL GAS OR OIL HEAT connection must be completed before making line voltage connections�...
- Page 19 WIRING Control Wiring (cont�) Field wiring must comply with the National Electric Connect power wiring to line-voltage lugs located in the outdoor unit electrical box� (See wiring Code (C�E�C� in Canada) and any applicable local diagram attached to unit access panel�) code�...
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Page 20: Start
START-UP Start-Up Connect the communicating system according to the wiring diagram on page 17� Once all devices are connected, power up the line and low voltage to the system� When all devices are powered, the thermostat should detect the indoor and outdoor units within 45 seconds�... -
Page 21: Evacuation Procedure
START-UP Evacuation and Leak Testing Evacuation Procedure Evacuation is the most important part of the entire service procedure� The life and efficiency of the equipment is dependent upon the thoroughness exercised by the serviceman when evacuating air and moisture from the system� Air or nitrogen in the system causes high condensing temperatures and pressure, resulting in increased power input and nonverifiable... -
Page 22: And Coils Are Clean
START-UP Checking Refrigerant Charge Confirm ID Airflow and Coils Charge for all systems should be checked against the Charging Chart inside the access panel cover� Are Clean WARNING: The top of the scroll Confirm adequate indoor supply airflow prior to compressor shell is hot�... -
Page 23: For Units With Gross Charging By Pressures
START-UP Checking Refrigerant Charge (cont�) With an accurate scale (+/– 1 oz. [28.3 g]) or 2� Note the Outdoor Dry Bulb Temperature, volumetric charging device, adjust charge ODDB° = _____°F [_____°C]� Unit charging is recommended under the following outdoor difference between that shown on the unit data conditions ONLY: plate and that calculated for the new system installation�... -
Page 24: Finishing Up Installation
START-UP Checking Refrigerant Charge (cont�) NOTICE: requirement for the given outdoor and indoor If the indoor temperature is conditions, add charge� If the measured subcool above or below the recommended range, run the is above the listed requirement for the given system to bring the temperature down or run the outdoor and indoor conditions, remove charge�... -
Page 25: Crankcase Heat (Cch)
COMPONENTS AND CONTROLS Compressor Crankcase Heat (CCH) While scroll compressors usually do not require All heaters are located on the lower half of the crankcase heaters, there are instances when a compressor shell� Its purpose is to drive refrigerant heater should be added� Refrigerant migration from the compressor shell during long off cycles, during the off cycle can result in a noisy start up�... -
Page 26: Controls (Hpc And Lpc)
ACCESSORIES Time Delay Control WARNING: Turn off electric power (Part No. RXMD-B01) at the fuse box or service panel before making any electrical connections� Also, the ground The time delay control is in the low voltage control connection must be completed before making line circuit�... -
Page 27: Cooling Mechanical
DIAGNOSTICS Cooling Mechanical Checks Flowchart Outdoor Unit Running? Go to Electrical Checks Flowchart Pressure Problems? High Head Low Liquid Low Suction Pressure Pressure Pressure Dirty Outdoor Low on Dirty Filters Coil Charge Inoperative Outdoor Open IRP Dirty Indoor Coil Valve Low Ambient Inadequate Indoor Overcharge... -
Page 28: General Troubleshooting Chart
DIAGNOSTICS General Troubleshooting Chart WARNING: Disconnect all power to unit before servicing� Contactor may break only one side� Failure to shut off power can cause electrical shock resulting in personal injury or death� SYMPTOM POSSIBLE CAUSE REMEDY Unit will not run •... -
Page 29: Service Analyzer Charts
DIAGNOSTICS Service Analyzer Charts COMPRESSOR OVERHEATING CHECK/REMEDY SYMPTOM POSSIBLE CAUSE High superheat Low charge Check system charge� (greater than 15°F Faulty metering device Restricted cap tube, TEV (TXV) [-9°C] at coil) Power element superheat out of adjustment internally Foreign matter stopping flow High internal load Hot air (attic) entering return Heat source on;... - Page 30 DIAGNOSTICS Service Analyzer Charts COMPRESSOR OVERHEATING (cont.) SYMPTOM POSSIBLE CAUSE CHECK OR REMEDIES Short cycling of Low charge Check system charge� compressor (cont�) Low evaporator airflow Dirty coil Dirty filter Duct too small or restricted Faulty run capacitor Replace� Faulty internal overload Replace compressor�...
- Page 31 DIAGNOSTICS Service Analyzer Charts CONTAMINATION SYMPTOM POSSIBLE CAUSE REMEDY Moisture Poor evacuation on installation or during service In each case, the cure is the same� Recover refrigerant� Add filter drier, evacuate, and recharge. High head pressure Noncondensibles air Unusual head and Wrong refrigerant or mixed refrigerants suction readings Foreign matter –...
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Page 32: Thermostatic Expansion Valves
DIAGNOSTICS Service Analyzer Charts FLOODING SYMPTOM POSSIBLE CAUSE REMEDY Loose sensing bulb Secure the bulb and insulate� Bulb in wrong location Relocate bulb� Poor system control using a TEV Wrong size TEV Use correct replacement� Improper superheat setting (less than 5°F [-15°C]) Replace TEV�... - Page 33 DIAGNOSTICS Service Analyzer Charts THERMOSTATIC EXPANSION VALVES (cont.) SYMPTOM POSSIBLE CAUSE REMEDY Refrigerant drainage from flooded evaporator Install trap riser to the top of the evaporator coil� Inoperable crankcase heater or crankcase heater Replace or add crankcase heater� Compressor flood needed back upon start-up Any of the causes listed under symptoms of...
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Page 34: Cooling/Heating Tips
DIAGNOSTICS COOLING MODE TROUBLESHOOTING TIPS INDICATORS SYSTEM DISCHARGE SUCTION SUPERHEAT SUBCOOLING COMPRESSOR PROBLEM PRESSURE PRESSURE Normal: 5°–15°F Normal: See AMPS [-15° – -9°C] Charging Chart High High High High Overcharge High Undercharge Liquid Restriction High High (Drier) Low Indoor Airflow High High High... -
Page 35: Wiring Diagrams
WIRING DIAGRAMS For Single-Phase Models... -
Page 36: Wiring
WIRING DIAGRAMS For Three-Phase Models... - Page 37 WIRING DIAGRAMS (-)APM-018 WITH ECM FAN MOTOR:...
- Page 38 NOTES...
- Page 39 NOTES...
- Page 40 NOTES...
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