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187B (2 - - 5 TONS)
180B (3 TON TROPHY)
EVOLUTIONt SERIES 2- -STAGE AIR CONDITIONER
R
WITH PURON REFRIGERANT
Installation Instructions
Indoor Thermostat Control Options
SAFETY CONSIDERATIONS
Standard
Improper installation, adjustment, alteration, service, maintenance, Evolution
Model 2---stage
or use can cause explosion, fire, electrical shock, or other Control
Thermostat
conditions which may cause death, personal injury, or property
damage. Consult a qualified installer, service agency, or your
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The outdoor unit contains system refrigerant charge for operation Make Piping Connections with AHRI rated indoor unit when connected by 15 ft. (4.57 m) of field--supplied or factory accessory tubing. For proper unit ! WARNING operation, check refrigerant charge using charging information located on control box cover and/or in the Check Charge section of PERSONAL INJURY AND ENVIRONMENTAL this instruction. HAZARD IMPORTANT: Maximum liquid--line size is 3/8--in. OD for all Failure to follow this wa
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Table 1 – Accessory Usage REQUIREDFOR REQUIREDFORSEACOAST LOW---AMBIENT COOLING REQUIREDFORLONG LINE ACCESSORY APPLICATIONS APPLICATIONS APPLICATIONS* (Within2miles/3.22km) (Below55 °F/12.8_C) CompressorStartAssistKit No Yes No Crankcase Heater Standard Standard Standard Standardwith Evolutiont Control EvaporatorFreeze Protection (Low Ambientnotallowedwith No No non---communicatingthermostat) Liquid---Line SolenoidValve No No No Standardwith Evolution Control Low---AmbientControl (Lowambientnota
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Refer to Fig. 3 and install filter drier as follows: Make Electrical Connections 1. Braze 5--in. liquid tube to the indoor coil. Be sure field wiring complies with local and national fire, safety, 2. Wrap filter drier with damp cloth. and electrical codes, and voltage to system is within limits shown on unit rating plate. Contact local power company for correction of 3. Braze filter drier to above 5--in. (127 mm) liquid tube. improper voltage. See unit rating plate for recommended circuit Flow a
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quired airflow shown in the air conditioning Product Data Final Wiring Check for LOW speed. If a higher or lower continuous fan speed is IMPORTANT: Check factory wiring and field wire connections desired, the continuous fan speed can be changed using the to ensure terminations are secured properly. Check wire routing to fan switch on the thermostat. Refer to the furnace Installa- ensure wires are not in contact with tubing, sheet metal, etc. tion Instructions for details of how to use this featu
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Communication and Status Function Lights Outdoor Fan Motor Operation For Evolution Control Only, Green communications The outdoor unit control energizes the outdoor fan any time the compressor is operating except for low--ambient cooling operation. (COMM)Light The outdoor fan remains energized if a pressure switch or Green LED (COMM Light) compressor overload should open. Outdoor fan motor will A green LED (COMM light) on the outdoor board (see Fig. 6) continue to operate for one minute after th
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MODEL PLUG MODEL PLUG UTILITY RELAY * UTILITY SIGNAL OPEN RELAY LLS Liquid Line Solenoid * SUPPLIED BY UTILITY PROVIDER A06526 Fig. 6 -- 2--Stage Control Board Evolution Controlled Low Ambient Cooling Check Charge This unit is capable of low ambient cooling down to 0_F Models 180B / 187B should be charged in high stage compressor (--17.78_C) without a kit -- ONLY when using Evolution control. operation. Factory charge amount and desired subcooling are A low ambient kit is not required, and th
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Final Checks CARE AND MAINTENANCE IMPORTANT: Before leaving job, be sure to do the following: For continuing high performance and to minimize possible equipment failure, periodic maintenance must be performed on this 1. Ensure that all wiring is routed away from tubing and sheet equipment. metal edges to prevent rub--through or wire pinching. Frequency of maintenance may vary depending upon geographic 2. Ensure that all wiring and tubing is secure in unit before areas, such as coastal applicatio
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Control Fault TROUBLESHOOTING If the compressor fails to operate with a cooling call, Table 4 can be If the outdoor unit control board has failed, the control will flash the appropriate fault code. (See Table 6) The control board should used to verify if there is any damage to the compressor windings be replaced. causing system malfunction. Brown Out Protection Table 4 – Winding Resistance Windingresistance at70_F +/--- 20_F If the line voltage is less than 187v for at least 4 seconds, the (21.1
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cutout trips for three consecutive cycles, then unit operation is 2--Stage Compressor locked out for 4 hours and the appropriate fault code is displayed. The 2--stage compressor contains motor windings that provide No 230V at Compressor 2--pole (3500 RPM) operation. Refer to Table 4 for correct winding resistance. If the compressor voltage is not sensed when the compressor should be starting, the appropriate contactor may be stuck open or Compressor Internal Relief there is a wiring error. The c
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OATThermistor mustbe OCTThermistor mustbe lockedinplacewithspherical securedtightontheliquidtube. nibendfacingtowards the frontofthecontrolbox Fig. 9 -- Outdoor Coil Thermistor (OCT) Attachment Fig. 8 -- Outdoor Air Thermistor (OAT) Attachment Table 6 – TROUBLESHOOTING AMBER LED OPERATION FAULT POSSIBLECAUSEANDACTION FLASH CODE On sol- Standby – no call for unitop- None id, no Normal operation eration flash Low---stage Cool/Heat Opera- None 1,pause Normal operation tion High-stage Cool/HeatOpera
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Variable Speed Two-Stage Variable Speed 2-Stage Thermidistat Fan Coil Air Conditioner Furnace Air Conditioner Thermidistat O Y1 Y1 Heat Stage 2 O/B W2 W2 RVS/Heat Stage 2 O/W2/B Heat Stage 1 W/W1 W1 W1 Heat Stage 1 W/W1 REMOVE J2 JUMPER FOR Cool Stage 1 Y1 / W2 Y1 Compressor Low Y1 W2 HEAT STAGING Cool Stage 2 Y/Y2 Y/Y2 Y/Y2 Compressor High Y/Y2 Y2 Y/Y2 Fan G G Fan G G R 24VAC Hot Heating Rh R R 24VAC Hot Heating Rh R REMOVE J1 FOR 24VAC Hot Cooling Rc 24VAC Hot Cooling Rc DEHUMIDIFY DH MODES D
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PURONR (R--410A) REFRIGERANT QUICK REFERENCE GUIDE S Puron refrigerant operates at 50--70 percent higher pressures than R--22. Be sure that servicing equipment and replacement components are designed to operate with Puron refrigerant S Puron refrigerant cylinders are rose colored. S Recovery cylinder service pressure rating must be 400 psig, DOT 4BA400 or DOT BW400. S Puron refrigerant systems should be charged with liquid refrigerant. Use a commercial type metering device in the manifold hose w
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E2010 BryantHeating&CoolingSystemsD7310 W. MorrisSt.DIndianapolis,IN 46231 PrintedinU.S.A. EditionDate:02/10 CatalogNo.II180---187B---01 Manufacturer reserves therighttodiscontinue,or changeatanytime,specifications or designs withoutnoticeandwithoutincurringobligations. Replaces:New 14 187B /180B
