Rheem ASL-JEC Series Installation Instructions Manual Download

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92-101691-05-02

SUPERSEDES 92-101691-05-01

AIR-COOLED CONDENSING UNITS

(-)ASL-JEC 18 SEER EQUIPPED WITH THE

COMFORT CONTROL

SYSTEM™

AND FEATURING DUAL DRIVE COMPRESSORS IN

SELECT MODELS

INSTALLATION INSTRUCTIONS

[ ] INDICATES METRIC CONVERSIONS

ISO 9001:2000

Featuring Earth-Friendly
R-410A Refrigerant

Summary of Contents for ASL-JEC Series

Page 1: ...OOLED CONDENSING UNITS ASL JEC 18 SEER EQUIPPED WITH THE COMFORT CONTROL2 SYSTEM AND FEATURING DUAL DRIVE COMPRESSORS IN SELECT MODELS INSTALLATION INSTRUCTIONS INDICATES METRIC CONVERSIONS ISO 9001 2...

Page 2: ...EQUIPPED WITH THE COMFORT CONTROL2 SYSTEM 18 12 1 Control Description 18 12 2 Comfort Control2 Control Wiring 20 12 3 Comfort Control2 Diagnostic Codes in Dual Drive 20 12 4 Comfort Control2 ICC Contr...

Page 3: ...SORIES OR DEVICES MAY ADVERSELY AFFECT THE OPERATION OF THE AIR CONDITIONER AND MAY ALSO ENDANGER LIFE AND PROPERTY THE MANUFACTURER DISCLAIMS ANY RESPONSIBILITY FOR SUCH LOSS OR INJURY RESULTING FROM...

Page 4: ...PRESSURES USE APPROPRIATE CARE WHEN USING THIS REFRIGER ANT FAILURE TO EXERCISE CARE MAY RESULT IN EQUIPMENT DAM AGE OR PERSONAL INJURY CAUTION THE COMPRESSOR HAS AN INTERNAL OVERLOAD PROTECTOR UNDER...

Page 5: ...heat gain calculation must be made A heat gain calculation begins by measuring all external surfaces and openings that gain heat from the surrounding air and quantifying that heat gain A heat gain cal...

Page 6: ...Amperes Face Area Sq Ft m2 No Rows Fins Per Inch CFM L s R 410a Oz g Net Lbs kg Shipping Lbs kg Height H Inches Length L Inches Width W Inches ELECTRICAL PHYSICAL DIMENSIONAL DATA Voltage Operating R...

Page 7: ...directly on the unit cabinet In coastal areas locate the unit on the side of the building away from the water front Shielding provided by a fence or shrubs may give some protection but cannot violate...

Page 8: ...Unit Applications Clearances below 6 inches will reduce unit capacity and efficiency Do not reduce the 60 inch discharge or the 24 inch service clearances Multiple Unit Applications When multiple con...

Page 9: ...tion instructions 4 0 REFRIGERANT CONNECTIONS All units are factory charged with Refrigerant 410A All models are supplied with service valves Keep tube ends sealed until connection is to be made to pr...

Page 10: ...etard Hoses need to have a service pressure rating of 800 psig Recovery cylinders need to have a 400 psig service pressure rating DOT 4BA400 or DOT BW400 Combustibility At pressures above 1 atmosphere...

Page 11: ...TING LINE SET IS THOROUGHLY CLEANED OF ANY OLD OIL OR DEBRIS 6 0 INDOOR COIL REFER TO INDOOR COIL MANUFACTURER S INSTALLATION INSTRUC TIONS IMPORTANT The manufacturer is not responsible for the perfor...

Page 12: ...l runs 7 4 Tubing Installation Observe the following when installing correctly sized type L refrigerant tubing between the condensing unit and evaporator coil If a portion of the liquid line passes th...

Page 13: ...0 0 0 1 2 12 70 0 0 0 0 0 0 25 7 62 50 15 24 75 22 86 100 30 48 125 38 1 150 45 72 Liquid Line Size Outdoor Unit Above Indoor Coil Cooling Only Does not apply to Heat Pumps Total Equivalent Length Fee...

Page 14: ...el Line Size Connection Size Inch I D mm Line Size Inch O D mm Outdoor Unit BELOW Indoor Coil Cooling Only Does not apply to Heat Pumps Total Equivalent Length Feet m 5 8 15 88 Same as Liquid Line Siz...

Page 15: ...t are closed Clean the inside of the fittings and outside of the tubing with steel wool or sand cloth before soldering Always keep chips steel wool dirt etc out of the inside when cleaning Assemble tu...

Page 16: ...mpressors are identified as Compressor A and Compressor B When facing the access panel Compressor A is on the left and Compressor B is on the right See Figure 4 8 2 Comfort Control2 System Control Ide...

Page 17: ...nkcase Heater Operation Supplemental Crankcase heat is required to prevent refrigerant migration in sys tems with relatively high system refrigerant charges Each Dual Drive compressor has its own cran...

Page 18: ...nd the heat pump Start the heat pump and the furnace with the thermostat Make sure the blower is operating 12 0 CONDENSING UNITS EQUIPPED WITH THE 11 0 COMFORT CONTROL2 SYSTEM Comfort Control2 is the...

Page 19: ...ed High pressure control is an automatic resetting device Ambient Temperature Sensor included with all applications Included with all applications TEST and SW2 Buttons TEST and SW2 buttons used to ent...

Page 20: ...lation is required Class II insulation is required if run separate Low voltage wiring may be run through the insulated bushing provided in the 7 8 hole in the base panel up to and attached to the pig...

Page 21: ...st stage heating has been received Flashing lower case h and 2 A command for second stage heating has been received The 3 minute time delay can be bypassed when a command for compressor operation is p...

Page 22: ...SYSTEM CONTROL WIRING 5 The ICC actively protects the compressor from harmful operation during a fault condition When the ICC detects a condition that could damage the compressor the ICC will enter ac...

Page 23: ...rs Active Protection Code L6 Compressor open start circuit If the ICC detects current in the run circuit without current present in the start circuit the ICC will lockout the compressor to keep it fro...

Page 24: ...de TEST and SW2 Buttons Enter FAULT RECALL mode by pressing the TEST and SW2 buttons at the same time with insulated probes for one 1 second and release When entering and exiting FAULT RECALL mode the...

Page 25: ...minimum run timer Wait unit timer has expired or press the TEST button to reset timer d Defrost Active The unit is undergoing a defrost cycle Normal operation t Test Mode The ICC is in TEST mode 10 13...

Page 26: ...ICC will attempt a restart every twenty 20 minutes for up to four 4 hours Check for damaged miswired or wrong run capacitor Check for broken wires loose connectors or miswired compressor Check compre...

Page 27: ...mperature Fault The sensor detects an abnormally low or high outdoor ambient temperature Check unit placement If the outdoor unit is in a high temperature area wait until the ambient temperature drops...

Page 28: ...rough the insulated bushing provided in the 7 8 hole in the base panel up to and attached to the pigtails from the bottom of the control box Conduit can be run to the base panel if desired by removing...

Page 29: ...Typical Two Stage Thermostat ASL Condensing Unit Y2 C R Y2 Field Installed Line Voltage WIRING INFORMATION Factory Standard ODD R Y1 Y2 G W2 R Y1 C L Y Y BL R BR W R DHM W1 W2 W1 C G HPN Air Handler...

Page 30: ...C is displayed on the 7 segment LEDs Upper case C indicates second stage cooling operation 3 First Stage Heating Operation When the ICC receives a call for first stage heating operation h1 is display...

Page 31: ...flash a L on the dual 7 segment LEDs followed by a 21 I IM MP PO OR RT TA AN NT T This mode of active protection must be manually reset 31 4 The 3 minute time delay can be bypassed when a call for com...

Page 32: ...flash a L on the 7 segment LEDs followed by a 6 IMPORTANT This mode of active protection must be manually deactivated 5 Open Run Circuit Lockout The ICC will display a flashing L followed by a flashi...

Page 33: ...um of six individual faults can be stored A maximum of three consecutive identical faults are stored 33 Fault Recall Mode TEST and SW2 Buttons Enter FAULT RECALL mode by pressing the TEST and SW2 butt...

Page 34: ...onduit with the power supply Class I insu lation is required Class II insulation is required if run separate Low voltage wiring may be run through the insulated bushing provided in the 7 8 hole in the...

Page 35: ...y of high humidity problems Low indoor airflow reduces total capacity and causes coil icing Serious harm can be done to the compressor by low airflow such as that caused by refrigerant flooding Heat p...

Page 36: ...e quate otherwise evacuate the entire system Use the factory charge shown in Table 1 of these instructions or unit data plate Note that charge value includes charge required for 15 ft of standard size...

Page 37: ...ump or AC If the communications wires are wired backwards at any point the greem LED D52 will always be on If this happens check the wires at each point to ensure they are not reversed Once all device...

Page 38: ...ld control Remove the memory card from the old control but leave it attached to the unit by the plastic tether replace the control and reinstall the memory card on the new control If for some reason t...

Page 39: ...ult history and refer to Diagnostic Chart Note For solid comm LED check comm wiring term bus switches at ICC and AH ctrls Refer to panel cover documentation for Fault Code Troubleshooting Check fault...

Page 40: ...ow Recirculation of Inoperative Compressor Inoperative Indoor Blower Outdoor Air Valves Non condensibles Outdoor Check Valve Low on Charge Closed Higher than Ambient Restricted Indoor Air Entering Out...

Page 41: ...peed of blower or reduce restriction replace air filter High head low vapor pressures Restriction in liquid line expansion device or filter drier Remove or replace defective component Flowcheck piston...

Page 42: ...osis High voltage Power company problem Have problem corrected High head pressure Overcharge Check system charge Dirty heat pump coil Clean coil Faulty or wrong size Replace fan motor heat pump fan mo...

Page 43: ...High pressure switch Low pressure switch Ambient thermostat Solid state protection control or internal thermal sensors Compressor timed off on control or interlock No voltage on line side Blown fuses...

Page 44: ...m out of calibration Customer misuse FLOODED STARTS SYMPTOMS POSSIBLE CAUSES CHECK OR REMEDIES Liquid in the compressor shell Faulty or missing crankcase heater Replace crankcase heater Too much liqui...

Page 45: ...le clockwise superheat settings Valve feeds too much refrigerant Moisture causing valve to stick open Recover refrigerant replace filter with low superheat and higher than drier evacuate system and th...

Page 46: ...ther refrigerant or refrigerant oil flowing position around the circumference of through suction line the suction line Unequal refrigerant flow through Ensure sensing bulb is located evaporator circui...

Page 47: ...dercharge Low Low High Low Low Liquid Restriction Drier Low Low High High Low Low Evaporator Airflow Low Low Low Low Low Dirty Heat Pump High High Low Low High Low Outside Ambient Temperature Low Low...

Page 48: ...48 FIGURE 13 WIRING DIAGRAM FOR ASL 024JEC 036JEC 19 0 WIRING DIAGRAMS...

Page 49: ...49 FIGURE 14 WIRING DIAGRAM FOR ASL 039JEC 048JEC 060JEC DUAL DRIVE...

Page 50: ...50...

Page 51: ...51...

Page 52: ...52 CM 1108...

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