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INSTALLATION
INSTRUCTION
208/230/460 VOLT
MODELS ONLY
SAFETY CONSIDERATIONS
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, maintain or service this
equipment.
Observe all precautions in the literature, on labels and tags
accompanying the equipment whenever working on air
conditioning equipment. Be sure to follow all other safety
precautions that apply.
Wear safety glasses and work gloves, and follow all safety
codes. Use a quenching cloth and have a fire extinguisher
available for all brazing operations.
GENERAL
Model BCB units are single package heat pumps designed for
outdoor installation on a rooftop or a slab. Supplemental
electric heaters are available as field-installed accessories.
The units are completely assembled on rigid, permanently
attached base rails. All piping, refrigerant charge, and electrical
wiring is factory installed and tested. The units require only
electric power and duct connections at the point of installation.
The supplemental electric heaters have nickel-chrome
elements and utilize single point power connection.
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. Refer to Form 50.15-NM for additional information.
REFERENCE
Additional information on the design, installation, operation and
service of this equipment is available in the following reference
forms:
•
530.18-N9.1V
- Electric Heater Accessory
•
530.18-N3.2V
- Economizer Accessory
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 per-
sonal injury and/or equipment damage may result if installation procedure is not handled properly.
SINGLE PACKAGE HEAT PUMPS
Supersedes: 511.06-N2W (398)
MODELS BCCB 090 & 120,
MODELS BECB090 & 120
(9 EER)
•
530.18-N3.8V
•
530.18-N3.9V
•
530.18-N3.10V - Manual Outdoor Air Damper 0-100%
•
530.18-N3.5V
Renewal Parts:
•
Refer to the Renewal Parts Manual for complete listing of
replacement parts on this equipment.
All forms referenced in this instruction may be ordered from:
APPROVALS
Design certified by U.L. as follows:
1. For use as a heat pump only unit or a heat pump unit with
supplemental electric heat.
2. For outdoor installation only.
3. For installation on combustible material.
THIS PRODUCT MUST BE INSTALLED IN STRICT COMPLIANCE
WITH THE ENCLOSED INSTALLATION INSTRUCTIONS AND ANY
APPLICABL E L OCAL, STATE, AND NATIONAL CODES
INCLUDING, BUT NOT LIMITED TO, BUILDING, ELECTRICAL,
AND MECHANICAL CODES.
INCORRECT INSTALLATION, ADJUSTMENT, ALTERATION,
SERVICE OR MAINTENANCE CAN CAUSE INJURY OR
PROPERTY DAMAGE. REFER TO THIS MANUAL.
ASSISTANCE OR ADDITIONAL INFORMATION, CONSULT A
QUALIFIED INSTALLER, SERVICE AGENCY OR THE GAS
SUPPLIER
7-1/2 & 10 TON
- Motorized Outdoor Air Damper Accy.
- Manual Outdoor Air Damper 0-35%
- Fuse Block Accessory
Publications Distribution Center
Unitary Products Group
P.O. Box 1592, York, Pa. 17405
CAUTION
WARNING
511.06-N2Z (1298)
035-16199
208/230/575 VOLT
MODELS ONLY
FOR
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Table of Contents
Related Manuals for Unitary products group BECB 090
Summary of Contents for Unitary products group BECB 090
-
Page 1: General
Wear safety glasses and work gloves, and follow all safety codes. Use a quenching cloth and have a fire extinguisher Publications Distribution Center available for all brazing operations. Unitary Products Group P.O. Box 1592, York, Pa. 17405 GENERAL APPROVALS Model BCB units are single package heat pumps designed for Design certified by U.L. -
Page 2: Table Of Contents
C = 3rd Generation 090 = 7-1/2 Ton D = 4th Generation 120 = 10 Ton E = 5th Generation PRODUCT IDENTIFIER VOLTAGE CODE CB = Heat Pump -T = 208/230-3-60 -W = 460-3-60 -X = 575-3-60 Unitary Products Group... -
Page 3: Limitations
WARNING: Do not permit overhanging structures or shrubs to 5. Maintain level tolerance to 1/2" maximum across the entire obstruct outdoor air discharge outlet. length or width of the unit. Unitary Products Group... -
Page 4: Ductwork
The compressors are mounted on springs which have been Filter compartment tightened down for shipment only. After the unit is installed, Refer to Figure 4 for location of these access panels. back out the compressor bolts until the sleeve clears the top grommet. Unitary Products Group... -
Page 5: Electrical Data
575-3-60 26.5 27.7 NOTES: 1. Dual element, time delay type. 2. Maximum HACR breaker of the same AMP size is applicable, *Dual numbers indicate amps for compressor #1 / #2 respectively. FIG. 3 - TYPICAL FIELD WIRING Unitary Products Group... -
Page 6: Physical Data
NOTE: Filter racks are adapted for 1" or 2" thick filters. WEIGHTS (LBS) 7-1/2 Ton 1050 BASIC UNIT 10 Ton 1400 ACCESSORIES 9 KW 18 KW Electric Heat 24 KW (Nominal KW) 36 KW 54 KW Economizer Motorized Outdoor Air Damper Roof Mounting Curb Unitary Products Group... -
Page 7: Dimensions And Clearances
Units may be installed on combustible floors made from wood or class A, B or C roof covering material. Units must be installed oudoors. Overhanging structures or shrubs should not obstruct outdoor air discharge outlet. FIG. 4 - DIMENSIONS & CLEARANCES (7-1/2 & 10 TON) Unitary Products Group... -
Page 8: Point Loads
TOTAL 1,154 1,504 NOTE: These weights are with economizer and 36 kW electric heat. 6 - POINT LOADS (LBS) UNIT TOTAL 1,154 1,504 NOTE: These weights are with economizer and 24 kW electric heat. CENTER OF GRAVITY Unitary Products Group... -
Page 9: Supply Air Br Performance
0.11 0.20 0.31 18 KW 7-1/2 Ton Units. Electric Heaters 24 KW 0.06 0.12 0.21 0.33 54 KW Heater is only available on 36 KW 0.07 0.13 0.23 0.35 10 Ton Units. 54 KW 0.15 0.26 0.40 Unitary Products Group... -
Page 10: Cooling System
“R” to “Y2" is completed to energize mechanical heating. The full 54KW operates in emer- gency heat mode only. compressor #2 and condenser fan motor #2. Unitary Products Group... -
Page 11: Heat Anticipator Setpoints
1. Remove two dot plugs from the filter access and the blower access panels as shown in Figure 4. 2. Insert at least 8" of 1/4 inch tubing into each of these holes for sufficient penetration into the air flow on both sides of the indoor coil. Unitary Products Group... -
Page 12: Defrost Sequence Of Operation
SW1 test pins on the module. The pins are 1/2" long, 3/16" apart and are mounted on a white NOTE: Models with an anti-recycle accessory will have a base. See Figure 10. 5-minute delay before starting. FIG. 7 - DEFROST INITIATION TIMES Unitary Products Group... -
Page 13: Secure Owner's Approval
DO NOT replace permanent type are not damaged. with disposable. Do not permit the outdoor air discharge to be obstructed MOTORS - Indoor fan and outdoor fan motors are permanently by overhanging structures of shrubs. lubricated and require no maintenance. Unitary Products Group... - Page 14 511.06-N2W Unitary Products Group...
- Page 15 511.06-N2W Unitary Products Group...
- Page 16 Supersedes: 511.06 (398) Subject to change without notice. Printed in U.S.A. Copyright © by Unitary Products Group 1998. All rights reserved. Code: SBL, F 511.06-N2Z Unitary 5005 Norman Products York Oklahoma Group Drive 73069...
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