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INSTALLATION
MANUAL
CONTENTS
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . 4
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
REFERENCE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . 4
APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
PRODUCT NOMENCLATURE . . . . . . . . . . . . . . . . 5
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
START-UP (COOLING) . . . . . . . . . . . . . . . . . . . . 34
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . 35
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . 37
See the following page for a complete Table of Contents.
NOTES, CAUTIONS AND WARNINGS
The 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
SINGLE PACKAGE HEAT PUMP
BB-03, -04 & -05
392790-BIM-A-0308
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Table of Contents
Related Manuals for Johnson Controls BB-03
Summary of Contents for Johnson Controls BB-03
- Page 1 MANUAL SINGLE PACKAGE HEAT PUMP BB-03, -04 & -05 CONTENTS GENERAL ....... . 4 SAFETY CONSIDERATIONS .
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Page 2: Table Of Contents
OPERATION ......31 OUTDOOR COIL ......38 Johnson Controls Unitary Products... - Page 3 APPLICATION ......26 DRIVE W/O POWERED CONVENIENCE OUTLET . . 16 24 SUPPLY AIR BLOWER PERFORMANCE 10 ELECTRICAL DATA - BB-03 THRU -05 BELT (BB-05 BELT DRIVE) - BOTTOM DUCT DRIVE W/O POWERED CONVENIENCE OUTLET . . 17 APPLICATION .
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Page 4: General
Warn- • 530.18-N1.13V -Man. Outdoor Air Damper ings are given to alert installer that personal injury and/ Accessory 0 - 35% or equipment damage may result if installation proce- dure is not handled properly. Johnson Controls Unitary Products... -
Page 5: Product Nomenclature
Y = Options 4 & 5 Z = Options 3, 4 & 5 Options 1 = Disconnect 2 = Non-Pwr'd Conv. Outlet 3 = Smoke Detector S.A. 4 = Smoke Detector R.A. 5 = Pwr'd Conv. Outlet Johnson Controls Unitary Products... -
Page 6: Installation
UPG roof curb, gasketing must be applied slab with a minimum thickness of 4 inches. The to all surfaces that come in contact with the unit under- length and width should be at least 6 inches side. Johnson Controls Unitary Products... -
Page 7: Rigging And Handling
DUCTWORK Ductwork should be designed and sized according to the methods in Manual Q of the Air Conditioning Con- FIGURE 1 - RECOMMENDED DRAIN PIPING tractors of America (ACCA). Johnson Controls Unitary Products... -
Page 8: Compressors
WIRE TIE (CUT AND REMOVE) FIGURE 2 - COMPRESSOR RESTRAINING BRACKET Make sure that all screws and panel latches are replaced and properly positioned on the unit to maintain an airtight seal. Do not loosen compressor mounting bolts. Johnson Controls Unitary Products... -
Page 9: Typical Field Power And Control Wiring
P6 ON UNITS WITH ECONOMIZER. TERMINALS A1 AND A2 PROVIDE A RELAY OUT-PUT TO CLOSE THE OUTDOOR ECONOMIZER DAMPERS WHEN THE THERMOSTAT SWITCHES TO THE SET-BACK POSITION. FIGURE 3 - TYPICAL FIELD POWER AND CONTROL WIRING Johnson Controls Unitary Products... -
Page 10: Thermostat
Use copper conductors properly sized to carry the load. to Table 3 for minimum CFM limitations and to Tables Each unit must be wired with a separate branch circuit 9 through 14 for electrical data. fed directly from the meter panel and properly fused. Johnson Controls Unitary Products... -
Page 11: Economizer/Motorized Damper And Rain Hood
Power exhaust is only available as a field installed energize terminals “R” to “G”. accessory. Johnson Controls Unitary Products... -
Page 12: Minimum Position Adjustment
With no power exhaust option, adjust the Exhaust • Optional CO Space Sensor Kit Part # Air Adjustment Screw fully clockwise. 2AQ04700324 • Optional CO Unit Sensor Kit Part # 2AQ04700424 Replace the economizer access panel. Johnson Controls Unitary Products... -
Page 13: Enthalpy Setpoint Adjustment
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 5 - HONEYWELL ECONOMIZER CONTROL W7212 Johnson Controls Unitary Products... -
Page 14: Four And Six Point Loading
TABLE 4: CENTER OF GRAVITY (ALL MODELS) DIMENSION 3 - 5 TON 40-¾” 19-¾” TABLE 5: BB 4 POINT LOADS WEIGHT DISTRIBUTION UNIT TOTAL BB-03 BB-04 BB-05 TABLE 6: BB 6 POINT LOADS WEIGHT DISTRIBUTION UNIT TOTAL BB-03 BB-04 BB-05 Johnson Controls Unitary Products... -
Page 15: Physical Data
3 TON 4 TON 5 TON BASIC UNIT Economizer Motorized Damper OPTIONS 5 - 7 kW Electric Heater 10 - 15 kW 20 - 30 kW Roof Curb ACCY. Barometric Relief / Fixed Air Damper Belt-Drive Blower Johnson Controls Unitary Products... -
Page 16: Electrical Data - Bb-03 Thru -05 Direct Drive W/O Powered Convenience Outlet
392790-BIM-A-0308 TABLE 9: ELECTRICAL DATA - BB-03 THRU -05 DIRECT DRIVE W/O POWERED CONVENIENCE OUTLET OD Fan Supply Compressors Motors Blower Conv Electric Heat Option Fuse Size (each) Volt (each) Motor Outlet Breaker (Tons) (Amps) Size RLA LRA Model Stages... -
Page 17: Electrical Data - Bb-03 Thru -05 Belt Drive W/O Powered Convenience Outlet
392790-BIM-A-0308 TABLE 10: ELECTRICAL DATA - BB-03 THRU -05 BELT DRIVE W/O POWERED CONVENIENCE OUTLET OD Fan Supply Compressors Motors Blower Conv Electric Heat Option Fuse Size (each) Volt (each) Motor Outlet Breaker (Tons) (Amps) Size RLA LRA Model Stages... -
Page 18: Electrical Data - Bb-03 Thru -05 Belt Drive High Static W/O Powered Convenience Outlet
392790-BIM-A-0308 TABLE 11: ELECTRICAL DATA - BB-03 THRU -05 BELT DRIVE HIGH STATIC W/O POWERED CONVENIENCE OUTLET OD Fan Supply Compressors Motors Blower Conv Electric Heat Option Fuse Size (each) Volt (each) Motor Outlet Breaker (Tons) (Amps) Size RLA LRA... -
Page 19: Electrical Data - Bb-03 Thru -05 Direct Drive W/Powered Convenience Outlet
392790-BIM-A-0308 TABLE 12: ELECTRICAL DATA - BB-03 THRU -05 DIRECT DRIVE W/POWERED CONVENIENCE OUTLET OD Fan Supply Compressors Motors Blower Conv Electric Heat Option Fuse Size (each) Volt (each) Motor Outlet Breaker (Tons) (Amps) Size RLA LRA Model Stages Amps... -
Page 20: Electrical Data - Bb-03 Thru -05 Belt Drive W/Powered Convenience Outlet
392790-BIM-A-0308 TABLE 13: ELECTRICAL DATA - BB-03 THRU -05 BELT DRIVE W/POWERED CONVENIENCE OUTLET OD Fan Supply Compressors Motors Blower Conv Electric Heat Option Fuse Size (each) Volt (each) Motor Outlet Breaker (Tons) (Amps) Size RLA LRA Model Stages Amps... -
Page 21: Electrical Data - Bb-03 Thru -05 Belt Drive High Static W/Powered Convenience Outlet
392790-BIM-A-0308 TABLE 14: ELECTRICAL DATA - BB-03 THRU -05 BELT DRIVE HIGH STATIC W/POWERED CONVENIENCE OUTLET OD Fan Supply Compressors Motors Blower Conv Electric Heat Option Fuse Size (each) Volt (each) Motor Outlet Breaker (Tons) (Amps) Size RLA LRA Model... -
Page 22: Unit Dimensions (3 - 5 Ton Heat Pump)
NOMINAL VOLTAGE VOLTAGE kW CAP. MULTIPLIER MIN. MAX. 0.75 208/230-3-60 0.92 460-3-60 0.92 575-3-60 0.92 1. Utilization Range “A” in accordance with ARI Standard 110. FIGURE 7: UNIT DIMENSIONS (3 - 5 TON HEAT PUMP) FRONT VIEW Johnson Controls Unitary Products... -
Page 23: Unit With Economizer Rainhood
392790-BIM-A-0308 DETAIL “A” FIGURE 8 - UNIT WITH ECONOMIZER RAINHOOD DETAIL “B” FIGURE 9 - UNIT WITH FIXED OUTDOOR AIR/MOTORIZED DAMPER RAINHOOD Johnson Controls Unitary Products... -
Page 24: Utilities Entry
Bottom 1-5/8” KO Gas Piping (Front) 1-1/2” KO Gas Piping (Bottom) 1. Opening in the bottom to the unit can be located by the side in the insulation. 2. Do not remove the 2” knockout ring. Johnson Controls Unitary Products... -
Page 25: Supply Air Blower Performance (Bb-03 Belt Drive) - Side Duct
392790-BIM-A-0308 TABLE 19: SUPPLY AIR BLOWER PERFORMANCE (BB-03 BELT DRIVE) - SIDE DUCT APPLICATION Available External Static Pressure - IWG Flow (CFM) RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP... -
Page 26: Supply Air Blower Performance (Bb-05 Belt Drive) - Side Duct
2. See RPM SELECTION table to determine desired motor sheave setting and to determine the maximum continuous BHP. 3. kW = BHP x 0.932. TABLE 25: SUPPLY AIR BLOWER PERFORMANCE (BB-03 THRU -05 DIRECT DRIVE) - SIDE DUCT APPLICATION AVAILABLE EXTERNAL STATIC PRESSURE - IWG... -
Page 27: Supply Air Blower Performance (Bb-03 Thru -05 Direct Drive) - Bottom Duct Application
392790-BIM-A-0308 TABLE 26: SUPPLY AIR BLOWER PERFORMANCE (BB-03 THRU -05 DIRECT DRIVE) - BOTTOM DUCT APPLICATION AVAILABLE EXTERNAL STATIC PRESSURE - IWG UNIT MOTOR TONNAGE SPEED 1661 1608 1545 1487 1439 1333 1603 1574 1535 1497 1449 1401 1352 1314... - Page 28 3 Turns 2 Turns 1 Turn Fully Model (Tons) Sheave Sheave Open Open Open Open Open Open Closed 34.50 1VL51 BK99 1000 1025 1045 1060 1110 1150 46.00 1VL63 BK67 1125 1175 1250 1325 1400 1475 Johnson Controls Unitary Products...
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Page 29: Phasing
Scroll compressors require proper rotation to Performance Data Tables. operate correctly. Do not change the internal wiring to make the blower, condenser fans, or compressor rotate correctly. Change the incoming power to the main terminal block to obtain proper rotation. Johnson Controls Unitary Products... -
Page 30: Belt Adjustment
1. Remove the two 5/16” dot plugs from the blower motor and the filter access panels shown in Figure 1000 1500 2000 2500 3000 NOMINAL CFM FIGURE 13 - PRESSURE DROP ACROSS COIL Johnson Controls Unitary Products... -
Page 31: Operation
When gize. Otherwise, the unit operates the cooling system the power exhaust is operating, the second stage of until the minimum run time for the compressor has Johnson Controls Unitary Products... -
Page 32: Motorized Outdoor Air Dampers
If the call for cooling is still present at the conclusion of the ASCD, the UCB will re-energize the compressor. 2. A high-pressure switch to protect against exces- sive discharge pressures due to a blocked con- Johnson Controls Unitary Products... -
Page 33: Compressor Protection
30, 60 or 90 minutes, the board will go into assuring the reversing valve cannot be energized, defrost in 7.5, 15 or 22.5 seconds. except during defrost. If the ASCD timer is satisfied the UCB will energize compressor contactor M1. Johnson Controls Unitary Products... -
Page 34: Safety Controls
4. Set the room thermostat fan switch to on. 5. Check indoor blower rotation. 2,4,6 • If blower rotation is in the wrong direction. 2,4,6 Refer to Phasing Section in general informa- 575-3-60 tion section. • Check blower drive belt tension. Johnson Controls Unitary Products... -
Page 35: Operating Instructions
UCB supply air blower motor ter- nance procedures so as to prevent personal minal, “FAN”. If 24 volts is present at the FAN, injury. check for loose wiring between the UCB and M2. Johnson Controls Unitary Products... - Page 36 If 24 volts are present and M1 is not pulled in, switch trip, repeat trip lock out, or ASCD, the econ- replace the contactor. omizer terminals of the UCB may be improperly wired. Check for 24 volts at the Y1 “OUT” terminal Johnson Controls Unitary Products...
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Page 37: Unit Flash Codes
DO NOT replace per- board (UCB) to aid in troubleshooting. Flash codes are manent type with disposable. The dimensional size of distinguished by the short on and off cycle used (approximately 200ms on and 200ms off). To show Johnson Controls Unitary Products... -
Page 38: Motors
On an annual basis, check the motor for accumulations of dust, etc. that may block the cooling slots in the motor shell. Check for loose, damaged or misaligned drive components. Check that all mounting bolts are tight. Replace defective parts as required. Johnson Controls Unitary Products... - Page 39 392790-BIM-A-0308 Johnson Controls Unitary Products...
- Page 40 Subject to change without notice. Printed in U.S.A. 392790-BIM-A-0308 Copyright © 2008 by Johnson Controls, Inc. All rights reserved. Supersedes: 175620-BIM-B-0507 Johnson Controls Unitary Products 5005 York Drive Norman, OK 73069...
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