Johnson Controls BUQ024 Installation Manual Download Page 2

527929-BIM-F-0911

2

Johnson Controls Unitary Products

Due to system pressure, moving parts, and electrical 
components, installation and servicing of air conditioning 
equipment can be hazardous. Only qualified, trained service 
personnel should install, repair, or service this equipment. 
Untrained personnel can perform basic maintenance functions 
of cleaning coils and filters and replacing filters.

Observe all precautions in the literature, labels, and tags 
accompanying the equipment whenever working on air 
conditioning equipment. Be sure to follow all other applicable 
safety precautions and codes including.

Wear safety glasses and work gloves. Use quenching cloth and 
have a fire extinguisher available during brazing operations.

Inspection

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 carrier’s freight bill. A separate 
request for inspection by the carrier’s agent should be made in 
writing.

Reference

Additional information is available in the following reference forms:

• Technical Guide - BUQ024-060, 718424
• General Installation - BUQ024-060, 527929
• Electric Heat Accessories - 66281, 708710

Renewal Parts

Contact your local U.P.

 

parts distribution center for authorized 

replacement parts.

Nomenclature

This product must be installed in strict compliance with 
the installation instructions and any applicable local, 
state and national codes including, but not limited to 
building, electrical, and mechanical codes.

Before performing service or maintenance operations on 
unit, turn off main power switch to unit. Electrical shock 
could cause personal injury. Improper installation, 
adjustment, alteration, service or maintenance can 
cause injury or property damage. Refer to this manual. 
For assistance or additional information consult a 
qualified installer or service agency.

This system uses R-410A Refrigerant which operates at 
higher pressures than R-22. No other refrigerant may be 
used in this system. Gage sets, hoses, refrigerant 
containers and recovery systems must be designed to 
handle R-410A. If you are unsure, consult the equipment 
manufacturer. Failure to use R-410A compatible servicing 
equipment may result in property damage or injury.

This product must be installed in strict compliance with 
the enclosed installation instructions and any applicable 
local, state, and national codes including, but not limited 
to, building, electrical, and mechanical codes.

Improper installation may create a condition where the 
operation of the product could cause personal injury or 
property damage.

This system uses R-410A Refrigerant which operates at 
higher pressures than R-22. No other refrigerant may be 
used in this system.

B  A

024  A 

UQ -F 

Product Category 

B = Single Package Heat Pumps 

(Air Cooled) 

Product Generation 

A = New or Current Design 
B = Second Generation

Factory Installed Gas Heat 

A = No Electric Heat Installed 

Product Identifier

UQ = R-410A, Heat Pump, 4 SEER, 12 EER

024 = 24,000 BTUH 
030 = 30,000 BTUH 
036 = 36,000 BTUH 

Voltage Code 

F = 208/230-1-60 
T = 208/230-3-60 
W = 460-3-60 

042 = 42,000 BTUH 
048 = 48,000 BTUH 
060 = 60,000 BTUH 

Nominal Cooling Capacity (MBH) 

Summary of Contents for BUQ024

Page 1: ...y assembled heat pumps designed for outdoor installation on a roof top or a slab Field installed electric heater accessories are available to provide supplemental electric heat combined with electric...

Page 2: ...to building electrical and mechanical codes Before performing service or maintenance operations on unit turn off main power switch to unit Electrical shock could cause personal injury Improper install...

Page 3: ...ondenser Fan Motor Highly Efficient Enhanced Copper Tube Aluminum Fin Indoor Coil Highly Efficient Enhanced Copper Tube Aluminum Fin Outdoor Coil Decorative Protective Coil Guard ECM Direct Drive Blow...

Page 4: ...the place of installation Rig the unit by attaching chain or cable slings to the lifting holes provided in the base rails Spreader bars whose length exceeds the largest dimension across the unit MUST...

Page 5: ...SIDE RETURN AIR OPENING SIDE SUPPLY AIR OPENING LOW VOLTAGE CONN 7 8 DIA KNOCKOUT HIGH VOLTAGE CONN 1 31 32 DIA KNOCKOUT HIGH VOLTAGE CONN 7 8 DIA KNOCKOUT A 3 3 4 1 1 2 2 1 2 2 3 8 4 1 2 49 1 8 28 1...

Page 6: ...T 26 3 4 CONDENSATE DRAIN 3 4 NPTF LOW VOLTAGE CONN 7 8 DIA KNOCKOUT HIGH VOLTAGE CONN 1 31 32 x 7 8 KNOCKOUT 22 1 2 43 1 2 40 1 2 4 14 1 2 28 3 8 14 1 2 BACK 3 3 8 SIDE RETURN AIR OPENING 14 1 2 4 1...

Page 7: ...bottom supply and return air duct openings Roof Curb On applications when a roof curb is used the unit must be positioned on the curb so the front of the unit is tight against the curb Filters Single...

Page 8: ...and or local ordinances The unit must be electrically grounded in accordance with local codes or in their absence with the N E C C E C Voltage tolerances which must be maintained at the compressor te...

Page 9: ...or all field installed 24 volt wire Only required on units with supplemental electric heat PROGRAMMABLE THERMOSTAT ONLY THERMOSTAT CFM CONTROL BOARD TERMINAL STRIP 24 VOLT TRANSFORMER NOTE HEAT ANTICI...

Page 10: ...NE04501006 7 5 10 2 36 1 41 7 45 1 52 1 50 60 2NE04501506 11 3 15 2 54 2 62 5 67 7 78 1 70 80 208 230 3 60 10 4 73 16 2 6 6 8 None 22 4 30 2NH04501025 7 5 10 1 20 8 24 1 48 5 52 5 50 60 2NH04501525 11...

Page 11: ...4 47 4 54 5 ARI net capacity Mbh 23 28 6 35 2 42 46 5 54 0 EER 12 0 12 0 12 0 12 0 12 0 12 0 SEER 14 0 14 0 14 0 14 0 14 0 14 0 Nominal CFM 800 1050 1100 1400 1400 1500 System power KW 1 9 2 4 2 9 3...

Page 12: ...p Prop Prop Prop Drive type Direct Direct Direct Direct Direct Direct Quantity of motors 1 1 1 1 1 1 Motor HP each 1 3 1 3 1 3 1 3 1 3 1 2 No speeds 1 1 1 1 1 1 RPM 1100 1100 1100 1100 1100 1100 Nomin...

Page 13: ...880 121 140 160 181 Y1 W1 COOL C HEAT D 900 127 146 167 188 Y1 W1 COOL D HEAT A 800 99 118 137 157 Y1 W1 COOL D HEAT B 720 80 98 117 135 Y1 W1 COOL D HEAT C 880 121 140 160 181 Y1 W1 COOL D HEAT D 90...

Page 14: ...High Y1 O COOL A 1400 350 398 445 491 535 579 624 670 714 Y1 O COOL B 1300 301 347 392 437 479 522 568 616 662 Y1 O COOL C 1500 399 449 498 546 591 636 680 725 767 Y1 O COOL D 1600 448 500 551 600 647...

Page 15: ...48 060 5 0 Cool High Y1 O COOL A 1500 387 420 453 487 520 554 587 621 654 Y1 O COOL B 1600 486 520 553 587 620 654 687 721 754 Y1 O COOL C 1800 667 700 733 766 800 833 867 900 934 Y1 O COOL D 2000 857...

Page 16: ...140 160 181 Y1 W1 COOL C HEAT D 900 127 146 167 188 Y1 W1 COOL D HEAT A 800 99 118 137 157 Y1 W1 COOL D HEAT B 720 80 98 117 135 Y1 W1 COOL D HEAT C 880 121 140 160 181 Y1 W1 COOL D HEAT D 900 127 146...

Page 17: ...igh Y1 O COOL A 1400 350 398 445 491 535 579 624 670 714 Y1 O COOL B 1300 301 347 392 437 479 522 568 616 662 Y1 O COOL C 1500 399 449 498 546 591 636 680 725 767 Y1 O COOL D 1600 448 500 551 600 647...

Page 18: ...8 060 5 0 Cool High Y1 O COOL A 1500 387 420 453 487 520 554 587 621 654 Y1 O COOL B 1600 486 520 553 587 620 654 687 721 754 Y1 O COOL C 1800 667 700 733 766 800 833 867 900 934 Y1 O COOL D 2000 857...

Page 19: ...0 700 0 01 0 00 0 02 0 03 800 0 01 0 01 0 02 0 03 900 0 01 0 01 0 02 0 04 1000 0 02 0 01 0 02 0 04 1100 0 03 0 01 0 03 0 05 1200 0 04 0 02 0 03 0 06 1300 0 04 0 03 0 03 0 07 1400 0 04 0 04 0 03 0 08...

Page 20: ...ashes once for every 100 CFM i e 12 flashes 1200 CFM Table 10 Electric Heat Minimum Supply Air Size Tons Voltage Minimum Supply Air CFM Heater kW 3 8 5 0 5 6 7 5 7 5 10 0 11 3 15 0 15 0 20 0 18 8 25 0...

Page 21: ...supplied to the compressor and outdoor fan motor and the reversing valve switches to the cooling position When the fan switch on the thermostat is in the AUTO position the indoor blower motor is ener...

Page 22: ...e unit is so equipped For trouble shooting purposes the defrost cycle can be manually initiated by shorting the TEST pins together for 5 seconds Defrost will terminate normally during the TEST mode De...

Page 23: ...ON HEATER BANK 2 ELEC HEAT 10 SEC DELAY ON HEATER BANK 3 ELEC HEAT 20 SEC DELAY ON OFF HEATER BANK 3 ELEC HEAT INSTANT OFF HEATER BANK 2 ELEC HEAT 1 2 SEC DELAY OFF HEATER BANK 1 ELEC HEAT 1 SEC DELA...

Page 24: ...ELAY DETERMINED BY DELAY JUMPER SETTING G W ON BLOWER INSTANT ON HEATER BANK 1 2 3 ELEC HEAT INSTANT ON HEATER BANK 4 5 6 ELEC HEAT 10 SEC DELAY ON OFF HEATER BANK 4 5 6 ELEC HEAT INSTANT OFF HEATER B...

Page 25: ...suitable means If water is used to clean the coil be sure that the power to the unit is shut off prior to cleaning Troubleshooting Prior to any of the following maintenance procedures shut off all po...

Page 26: ...527929 BIM F 0911 26 Johnson Controls Unitary Products Wiring Diagrams Typical BUQ024 060 Heat Pump 208 230 1 60 volt Wiring Diagram...

Page 27: ...527929 BIM F 0911 Johnson Controls Unitary Products 27 Typical BUQ030 060 Heat Pump 230 3 60 volt Wiring Diagram...

Page 28: ...527929 BIM F 0911 28 Johnson Controls Unitary Products Typical BUQ030 060 Heat Pump 460 3 60 volt Wiring Diagram...

Page 29: ...arging cylinders and recovery equipment must be dedicated for use on R 410A systems only Manifold sets must be at least 700 psig high side and 180 psig low side with 550 psig retard All hoses must hav...

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