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York SUNLINE 2000 Installation Manual

Single package heat pump
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See also: Technical Manual , Installation Manual
INSTALLATION
MANUAL
CONTENTS
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . .4
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
REFERENCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
PRODUCT NOMENCLATURE . . . . . . . . . . . . . . . . . . . .5
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
START-UP (COOLING) . . . . . . . . . . . . . . . . . . . . . . . . .30
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . .31
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
See the following page for a complete Table of
Contents.
NOTES, CAUTIONS AND WARNINGS
Installer should pay particular attention to the words:
NOTE, CAUTION, and WARNING. Notes are intended to
clarify or make the installation easier. Cautions are given
to prevent equipment damage. Warnings are given to
alert installer that personal injury and/or equipment dam-
age may result if installation procedure is not handled
properly.
CAUTION:
READ ALL SAFETY GUIDES BEFORE YOU
BEGIN TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
SUNLINE 2000™
SINGLE PACKAGE HEAT PUMP
MODEL: BQ 240
175245-YIM-C-1008

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Summary of Contents for York SUNLINE 2000

  • Page 1 INSTALLATION MANUAL SUNLINE 2000™ SINGLE PACKAGE HEAT PUMP CONTENTS GENERAL ........4 MODEL: BQ 240 SAFETY CONSIDERATIONS .

  • Page 2: Table Of Contents

    175245-YIM-C-1008 TABLE OF CONTENTS ........CONTINUOUS BLOWER ..... . 26 GENERAL INTERMITTENT BLOWER .
  • Page 3 175245-YIM-C-1008 LIST OF FIGURES LIST OF TABLES Fig. # Pg. # Tbl. # Pg. # TYPICAL RIGGING ......7 UNIT APPLICATION DATA.

  • Page 4: General

    RENEWAL PARTS heaters. These are designed for outdoor installation on a rooftop or slab. ® Contact your local York Parts Distribution Center for authorized replacement parts. The units are completely assembled on rigid, perma- APPROVALS nently attached base rails.

  • Page 5: Product Nomenclature

    175245-YIM-C-1008 PRODUCT NOMENCLATURE 20 Ton Sunline 2000™ Model Number Nomenclature B Q 240 C00 A 7 A AA 1 0 1 2 4 A Product Category Product Style B = HP, Single Pkg., R-22 A = Style A Product Identifier Configuration Options (not required for all units) These four digits will not be assigned until a quote is requested, or an order placed.

  • Page 6: Installation

    175245-YIM-C-1008 INSTALLATION INSTALLATION SAFETY INFORMATION: Read these instructions before continuing this appli- The S i m p l i c i t y ® control board used in this ance installation. This is an outdoor combination heat- product will effectively operate the cooling ing and cooling unit.

  • Page 7: Rigging And Handling

    If a unit is to be installed on a roof curb or special frame ® other than a YORK roof curb, gasketing must be applied to all surfaces that come in contact with the unit underside.

  • Page 8: Fixed Outdoor Air Intake Damper

    175245-YIM-C-1008 The supply and return air duct systems should be On units with side return air applications, install the designed for the CFM and static requirements of the damper assembly on the return air ductwork as close job. They should NOT be sized to match the dimen- to the unit as possible.

  • Page 9: Compressors

    175245-YIM-C-1008 evaporator coil and must be kept clean or replaced with same size and type. Dirty filters will reduce the capacity of the unit and will result in frosted coils or safety shut- down. Minimum filter area and required sizes are shown in Physical Data Table 5.

  • Page 10: Typical Field Wiring

    175245-YIM-C-1008 T H E R M O S T A T T E R M I N A L S UNIT CONTROL R C BOARD R H Y 1 Y 1 Y 2...

  • Page 11: Thermostat

    175245-YIM-C-1008 THERMOSTAT type shown on the wiring diagram and the same mini- mum gauge as the replaced wire. The room thermostat should be located on an inside wall approximately 56 inches above the floor where it Electrical line must be sized properly to carry the load. will not be subject to drafts, sun exposure or heat from Use copper conductors only.

  • Page 12: Optional Economizer/Motorized Damper

    175245-YIM-C-1008 TABLE 3: ELECTRIC HEAT APPLICATION DATA NOMINAL VOLTAGE MINIMUM CFM UNIT SIZE HEATER SIZE 3-PHASE, 20 TON (KW) 60 HZ 208/230,460,575 208/230,460,575 208/230 6000 460,575 208/230 460,575 OPTIONAL ECONOMIZER/MOTORIZED DAMPER RAIN control module) counterclockwise until the desired HOOD minimum damper position has been attained. The instruction for the optional economizer/motorized ENTHALPY SET POINT ADJUSTMENT damper rain hood can be found in the kit.

  • Page 13: Optional Bas-Ready Economizer Power Exhaust Damper Set Point Adjustment

    175245-YIM-C-1008 • Optional CO Space Sensor Kit Part # With power exhaust option, each building pressuriza- tion requirement will be different. The point at which the 2AQ04700324 power exhaust comes on is determined by the econo- • Optional CO Unit Sensor Kit Part # 2AQ04700424 mizer's outdoor damper position.

  • Page 14: Honeywell Economizer Control W7212

    175245-YIM-C-1008 Exhaust Air Adjustment Screw Exhaust Air LED Damper Min. Position Screw Indoor Air Quality Max. Adjustment Screw Indoor Air Quality Indoor Air Quality Min. Adjustment Screw Free Cool Free Cooling LED Economizer Enthalpy Set Point Adjustment Screw FIGURE 7 - HONEYWELL ECONOMIZER CONTROL W7212 FRONT FRONT FIGURE 8 - FOUR AND SIX POINT LOADS...

  • Page 15: Center Of Gravity

    175245-YIM-C-1008 FIGURE 9 - CENTER OF GRAVITY TABLE 5: PHYSICAL DATA - BASIC UNIT MODEL BQ240 CENTRIFUGAL BLOWER (Dia. x Wd. in.) 18 x 15 SUPPLY AIR BLOWER FAN MOTOR HP ROWS DEEP INDOOR COIL FINS PER INCH FACE AREA (Sq. Ft.) 20.5 PROPELLER DIA.

  • Page 16: Voltage Limitations

    175245-YIM-C-1008 TABLE 7: VOLTAGE LIMITATIONS VOLTAGE POWER SUPPLY MIN. MAX. 208/230-3-60 460-3-60 575-3-60 TABLE 8: ELECTRICAL DATA -WITHOUT POWERED CONVENIENCE OUTLET COMPRESSORS HEATER OPTION MAX. MIN. FUSE/ MODEL OD FAN CONV BLOWER CIRCUIT (TON- VOLTAGE MOTORS OUTLET BRKR MOTOR AMPACITY MODEL KW STAGES AMPS NAGE)

  • Page 17: Electrical Data -With Powered Convenience

    175245-YIM-C-1008 TABLE 9: ELECTRICAL DATA -WITH POWERED CONVENIENCE OUTLET COMPRESSORS HEATER OPTION MAX. MIN. FUSE/ MODEL OD FAN CONV BLOWER CIRCUIT (TON- VOLTAGE MOTORS OUTLET BRKR MOTOR AMPACITY MODEL KW STAGES AMPS NAGE) FLA EACH AMPS SIZE EACH EACH (AMPS) (AMPS) 106.8 13.5...

  • Page 18: Unit Dimensions - 20 Ton

    175245-YIM-C-1008 ECONOMIZER / MOTORIZED DAMPER, FIXED OUTDOOR INTAKE AIR AND FIELD-SUPPLIED POWER EXHAUST RAIN HOODS DISCONNECT SWITCH (See detail "Y") BLOWER LOCATION COMPRESSOR ACCESS ACCESS (See detail "X") BLOWER MOTOR ACCESS OPTIONAL COIL BLOWER GUARD KIT COMPARTMENT ACCESS (Auxiliary) - / " (20 TON) DOT PLUG (For pressure Drop Reading)

  • Page 19: Unit With Rain Hood Dimensions (20 Ton)

    175245-YIM-C-1008 EVAPORATOR SECTION DOT PLUG (For pressure 40-3/8" drop reading) FILTER ACCESS SUPPLY RETURN COMPRESSOR OUTDOOR ACCESS 40-1/2" SUPPLY AIR ACCESS 18-5/8" 1" NPT FEMALE Dimensions listed are for side 27-3/4" COND. DRAIN CONNECTION 5-1/8" RETURN AIR duct flange openings; see ACCESS OUTDOOR AIR Field Accessories for Side...

  • Page 20: Cfm, Static Pressure, And Power - Altitude And Temperature Corrections

    175245-YIM-C-1008 CFM, STATIC PRESSURE, AND POWER - ALTI- order to use the indoor blower tables for high altitude applica- tions, certain corrections are necessary. TUDE AND TEMPERATURE CORRECTIONS A centrifugal fan is a "constant volume" device. This means The information below should be used to assist in application that, if the rpm remains constant, the CFM delivered is the of product when being applied at altitudes at or exceeding same regardless of the density of the air.
  • Page 21 175245-YIM-C-1008 ltitude/Temperature Conversion Factor SEA LEVEL TEMPER TURE (°F) FIGURE 13 - ALTITUDE/TEMPERATURE CONVERSION FACTOR Johnson Controls Unitary Products...

  • Page 22: Blower Performance 20 Ton Supply Air Bottom Duct Connections

    175245-YIM-C-1008 TABLE 14: BLOWER PERFORMANCE 20 TON SUPPLY AIR BOTTOM DUCT CONNECTIONS MOTOR BLOWER PULLEY 6000 7000 8000 9000 9300 SPEED, (TURNS (RPM) OPEN)* 208 VOLT AND STANDARD DRIVE 6.0** 1015 208 VOLT AND HIGH STATIC DRIVE 1010 1020 1035 1050 1075 1100...

  • Page 23: Factor

    175245-YIM-C-1008 TABLE 15: STATIC RESISTANCES RESISTANCE, IWG DESCRIPTION 20 TON 6000 8000 9300 WET INDOOR COIL 18 KW 36 KW ELECTRIC HEAT OPTIONS 54 KW 72 KW ECONOMIZER OPTION HORIZONTAL DUCT CONNECTIONS Deduct these resistance values from the available external static pressures shown in the respective Blower Performance Table (See Note 2 for exception.) Since the resistance to air flow will be less for horizontal duct connections than for bottom duct connections, add these pressures to the ESP values on the respective unit’s blower performance table.

  • Page 24: Phasing

    CFM's and/or higher static pressures. Use ® YORK MODEL BQ, units are properly phased at the Model 1LD0417 for this 20 ton unit. Refer to the Blower factory. Check for proper compressor rotation. If the Motor and Drive Data Table 17.

  • Page 25: Air Balance

    175245-YIM-C-1008 AIR BALANCE moisture on an evaporator coil may vary greatly, measuring the pressure drop across a wet coil Start the supply air blower motor. Adjust the resis- under field conditions would be inaccurate. To tances in both the supply and the return air duct sys- assure a dry coil, the compressors should be deac- tems to balance the air distribution throughout the tivated while the test is being run.

  • Page 26: Operation

    175245-YIM-C-1008 OPERATION NO OUTDOOR AIR OPTIONS When the thermostat calls for the first stage of cooling, SEQUENCE OF OPERATIONS OVERVIEW the low-voltage control circuit from "R" to "Y1" and "G" is completed. For first stage cooling, compressor #1 For these units, the thermostat makes a circuit and condenser fan motor #1 are energized.

  • Page 27: Sensors

    175245-YIM-C-1008 compressor circuit #1. If the outdoor air is above the HIGH-PRESSURE LIMIT SWITCH setpoint, "Y2" will energize compressor circuit #2. During cooling operation, if a high-pressure limit switch opens, the UCB will de-energize the associated com- Once the thermostat has been satisfied, it will de-ener- pressor, initiate the ASCD (Anti-short cycle delay), and, gize Y1 and Y2.

  • Page 28: Low Ambient Cooling

    175245-YIM-C-1008 Should a freezestat open three times within two hours The unit control board monitors the temperature limit of operation, the UCB will lock-out the associated com- switch of electric heat units and the temperature limit pressor and flash a code (Table 20). If the other com- switch and the gas valve of gas furnace units.

  • Page 29: Without Electric Heat

    175245-YIM-C-1008 If the compressors alone cannot satisfy the heating If the defrost thermostat is open at the completion of it’s requirements a second stage call from the thermostat minimum accumulated run time cycle, the DC initiates completes the circuit between “R” and “W2”. This another run time cycle, which it must complete before it 24vac signal is passed through the UCB to the RW2 looks at the position of the defrost thermostat.

  • Page 30: Safety Controls

    175245-YIM-C-1008 If the temperature limit opens three times within one FLASH CODES hour, it will lock-on the indoor blower motor and a flash code is initiated (See Table 20). The UCB will initiate a flash code associated with errors within the system. Refer to UNIT CONTROL SAFETY CONTROLS BOARD FLASH CODES Table 20.

  • Page 31: Operating Instructions

    175245-YIM-C-1008 TROUBLESHOOTING 3. Turn unit electrical power on. 4. Set the room thermostat fan switch to on. COOLING TROUBLESHOOTING GUIDE 5. Check indoor blower rotation. • If blower rotation is in the wrong direction. Troubleshooting of components may require Refer to Phasing Section in general informa- opening the electrical control box with the tion section.
  • Page 32 175245-YIM-C-1008 3. If the supply air blower motor does not energize vides free cooling, following a short delay compres- when the fan switch is set to ON, check that line sor #1 will be energized unless it is locked out. If voltage is being supplied to the contacts of the M3, compressor #1 is locked out, compressor #2 will be contactor, and that the contactor is pulled in.
  • Page 33 175245-YIM-C-1008 code. If not, press and release the ALARMS button 14. The UCB can be programmed to lock out compres- on the UCB. The UCB will flash the last five alarms sor operation during free cooling and in low ambi- on the LED.
  • Page 34 175245-YIM-C-1008 4. If M2 is not pulled in, check for 24 volts at the M2 11. The UCB can be programmed to lock out compres- coil. If 24 volts is present and M2 is not pulled in, sor operation during free cooling and in low ambi- replace the contactor.
  • Page 35 175245-YIM-C-1008 for loose wiring between C1 and the compressor present at the Y1 “OUT” terminal, the UCB must be contactor. replaced. 7. If 24 volts is not present at the C1 terminal, check 12. For units without economizers: If 24 volts is present for 24 volts from the room thermostat at the UCB at the Y1 “OUT”...

  • Page 36: Unit Flash Codes

    175245-YIM-C-1008 UNIT FLASH CODES of flashes, and is shown in the table. Pressing and releasing the LAST ERROR button on the UCB can Various flash codes are utilized by the unit control check the alarm history. The UCB will cycle through the board (UCB) to aid in troubleshooting.

  • Page 37: Unit Control Board Option Setup

    175245-YIM-C-1008 Check Alarm History Reset All ASCDs for One Cycle Non Alarm Condition Green LED Flashing Current Alarm Flashed Red LED FIGURE 16 - UNIT CONTROL BOARD UNIT CONTROL BOARD OPTION SETUP HEAT DELAY SETUP • Enter the Option Setup mode by pushing the OPTION BYTE SETUP OPTION SETUP / STORE button, and holding it for •...

  • Page 38: Maintenance Normal Maintenance

    175245-YIM-C-1008 TABLE 21: HEAT DELAY Heat Heat Fan On Fan Off LED 8 LED 4 LED 2 LED 1 Delay Delay Damage can occur if the bearings are overlu- bricated. Use grease sparingly. Perform all maintenance operations on the blower motor with electric power disconnected from the unit.
  • Page 39 175245-YIM-C-1008 Johnson Controls Unitary Products...
  • Page 40 Subject to change without notice. Printed in U.S.A. 175245-YIM-C-1008 Copyright © 2008 by Johnson Controls, Inc. All rights reserved. Supersedes: 175245-YIM-B-0707 Johnson Controls Unitary Products 5005 York Drive Norman, OK 73069...

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Bq 240

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