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INSTALLATION 
MANUAL - 50 Hz

CAUTION:

READ ALL SAFETY GUIDES BEFORE YOU 
BEGIN TO INSTALL YOUR UNIT.

SAVE THIS MANUAL

SUNLINE 2000™

SINGLE PACKAGE HEAT PUMP

MODEL:  BQ 240

(50 Hz)

66396-YIM-C-1004

CONTENTS

GENERAL  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

SAFETY CONSIDERATIONS  . . . . . . . . . . . . . . . . . . . . .4

INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

REFERENCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

RENEWAL PARTS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

PRODUCT NOMENCLATURE  . . . . . . . . . . . . . . . . . . . .5

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

OPERATION  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

START-UP (COOLING) . . . . . . . . . . . . . . . . . . . . . . . . .31

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . .31

MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

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.

Summary of Contents for Sunline 2000

Page 1: ...5 INSTALLATION 7 OPERATION 27 START UP COOLING 31 TROUBLESHOOTING 31 MAINTENANCE 36 See the following page for a complete Table of Contents NOTES CAUTIONS AND WARNINGS Installer should pay particular...

Page 2: ...TEMPERATURE CORRECTIONS 21 PHASING 25 CHECKING SUPPLY AIR CFM 25 AIR BALANCE 26 OPERATION 27 SEQUENCE OF OPERATIONS OVERVIEW 27 COOLING SEQUENCE OF OPERATION 27 CONTINUOUS BLOWER 27 INTERMITTENT BLOWE...

Page 3: ...R COIL VS SUPPLY AIR CFM 26 LIST OF TABLES Tbl Pg 1 UNIT APPLICATION DATA 7 2 CONTROL WIRE SIZES 12 3 ELECTRIC HEAT APPLICATION DATA 12 4 FOUR AND SIX POINT LOADS 16 5 PHYSICAL DATA BASIC UNIT 17 6 OP...

Page 4: ...NSPECTION As soon as a unit is received it should be inspected for possible damage during transit If damage is evident the extent of the damage should be noted on the car rier s freight bill A separat...

Page 5: ...installed electric heat G Std Mtr Drive 4 Filters Single Input Econ R Options 3 4 H Std Mtr Drive 4 Filters Single Input Econ Power Exhaust S Option 5 L Std Mtr Drive BAS Ready Econ No BAS Controller...

Page 6: ...coat Evap Coil Coil Guard Hinged Filter Door Tooless Access Panels HM Honeywell Excel 10 Controller DFS APS Technicoat Evap Coil Phase Monitor Coil Guard GM Honeywell Excel 10 Controller DFS APS Techn...

Page 7: ...ractors of America ACCA This furnace is not to be used for temporary heating of buildings or structures under construction LOCATION Use the following guidelines to select a suitable loca tion for thes...

Page 8: ...mum Clearances Table 11 for the clearances required for combustible construction ser vicing and proper unit operation DUCTWORK Ductwork should be designed and sized according to the methods in Manual...

Page 9: ...with bottom return air application install the damper assembly over the opening in the side return air access panel Remove and discard the opening cover and the covering over the hood mounting holes u...

Page 10: ...inimum filter area and required sizes are shown in Physical Data Table 5 SERVICE ACCESS The following removable panels provide access to all serviceable components Compressor compartment Electric Heat...

Page 11: ...rmostat switches to the set back position 24 Volt Transformer 2 TO REMOTE SENSOR 2ET04701324 IF USED O C C W 1 W 2 Y 1 G Y 2 X R S D C R E M O T E M I N P O S W 1 W 2 Y 1 G Y 2 C U N I T C O N T R O L...

Page 12: ...ed with the unit must be replaced replacement wire must be of the type shown on the wiring diagram and the same mini mum gauge as the replaced wire Electrical line must be sized properly to carry the...

Page 13: ...tpoint shown in the Enthalpy Setpoint Adjust ment Figure 6 Adjust as follows For a single enthalpy operation carefully turn the set point adjusting screw found on the damper control module to the A B...

Page 14: ...66396 YIM C 1004 14 Unitary Products Group FIGURE 6 ENTHALPY SETPOINT ADJUSTMENT...

Page 15: ...SR SR A B C D TR TR1 24 Vac HOT 24 Vac COM EF EF1 2 3 4 5 1 Exhaust Air Adjustment Screw Exhaust Air LED Damper Min Position Screw Indoor Air Quality Max Adjustment Screw Indoor Air Quality LED Indoo...

Page 16: ...B C D 240 1084 2390 233 514 244 538 310 684 297 654 NOTE These weights are with economizer and 36 kW electric heat UNIT 6 POINT LOADS Kg Lbs TOTAL A B C D E F 240 1084 2390 156 343 163 359 185 407 207...

Page 17: ...FINS PER INCH 15 FACE AREA Sq M Sq Ft 4 02 43 3 COMPRESSOR Qty Per Unit 10 TON TANDEM 2 AIR FILTERS QUANTITY PER UNIT 406 X 508 X 51 mm 16 X 20 X 2 4 QUANTITY PER UNIT 406 X 635 X 51 mm 16 X 25 X 2 4...

Page 18: ...PTION MIN CIRCUIT AMPACITY AMPS MAX FUSE BRKR1 SIZE AMPS RLA EACH LRA EACH MODEL KW2 STAGES AMPS BQ240 380 9 6 66 2 1 11 7 0 0 0 0 57 2 60 E18 11 3 1 17 1 78 7 80 E36 22 6 2 34 3 78 7 80 E54 33 8 2 51...

Page 19: ...ss Economizer 1245 mm 49 With Economizer Left Side Filter Access 610 mm 24 Less Economizer 914 mm 36 With Economizer Right Side Cond Coil 914 mm 36 Below Unit1 1 Units applicable in U S A only may be...

Page 20: ...uct covers Duct openings are closed with sheet metal covers except when the unit includes a power exhaust option The covering consists of a heavy black paper composition 3 Replace the side supply and...

Page 21: ...a static pressure of 1 5 Use the unit blower tables to select the blower speed and the BHP requirement Solution As in the example above no temperature informa tion is given so 70 F is assumed The 1 5...

Page 22: ...66396 YIM C 1004 22 Unitary Products Group FIGURE 13 ALTITUDE TEMPERATURE CONVERSION FACTOR C METER FIGURE 14 ALTITUDE TEMPERATURE CONVERSION FACTOR F FEET...

Page 23: ...143 4 6 5 2 79 5 1 5 8 930 5 0 362 3 7 4 3 318 4 0 4 5 248 4 5 5 1 193 4 9 5 6 129 5 4 6 2 970 4 0 421 4 0 4 5 377 4 2 4 9 306 4 8 5 5 252 5 2 6 0 187 5 8 6 6 1005 3 0 473 4 2 4 8 429 4 5 5 1 359 5 1...

Page 24: ...ective unit s blower performance table TABLE 17 POWER EXHAUST PERFORMANCE MOTOR SPEED STATIC RESISTANCE OF RETURN DUCTWORK IWG Pa 0 2 50 0 3 75 0 4 100 0 5 125 0 6 150 m3 s CFM KW m3 s CFM KW m3 s CFM...

Page 25: ...urn air duct systems With this information the RPM for the supply air blower and the motor pulley adjustment turns open can be determined from the Blower Per formance Data Tables High speed drive acce...

Page 26: ...pressure readings 3 Using an inclined manometer determine the pres sure drop across a dry evaporator coil Since the moisture on an evaporator coil may vary greatly measuring the pressure drop across a...

Page 27: ...thermostat calls for the second stage of cool ing the low voltage control circuit from R to Y2 is completed Compressors 3 4 and condenser fan motor 2 are energized provided it has not been locked out...

Page 28: ...her compressor is inactive the condenser fans will be de energized LOW PRESSURE LIMIT SWITCH The low pressure limit switch is not monitored during the initial 30 seconds of a cooling system s operatio...

Page 29: ...aising thermostat set ting higher than the conditioned space temperature This resets any pressure or freezestat flash codes HEATING SEQUENCE OF OPERATIONS WITH ELECTRIC HEAT When the thermostat calls...

Page 30: ...maximum defrost run time of 10 minutes is met The DC also contains a set of test pins Placing a jumper across these pins will result in the following actions If the ASCD timer is active it is now by p...

Page 31: ...at fan switch to off 9 Turn unit electrical power off OPERATING INSTRUCTIONS 1 Turn unit electrical power on 2 Set the room thermostat setting to lower than the room temperature 3 First stage compress...

Page 32: ...from the room thermostat to the UCB 9 If 24 volts is present at the room thermostat but not at the UCB check for proper wiring between the thermostat and the UCB i e that the thermostat G terminal is...

Page 33: ...4 volts is not present check for loose wiring from the Y1 OUT terminal to the Mate N Lock plug the jumper in the Mate N Lock plug and in the wiring from the Mate N Lock plug to the Y1 ECON terminal 13...

Page 34: ...wiring at the Y2 UCB terminal This will reset any compressor lock outs NOTE While the above step will reset any lock outs compressors 1 and 2 will be held off for the ASCD and compressors 3 and 4 may...

Page 35: ...without economizers If 24 volts is present at the Y1 OUT terminal check for 24 volts at the Y1 ECON terminal If 24 volts is not present check for loose wiring from the Y1 OUT terminal to the Mate N L...

Page 36: ...should be relubricated every 6 months using a lithium based grease NLGI grade 2 recommended for ball bearing service OUTDOOR COIL Dirt should not be allowed to accumulate on the out door coil surface...

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