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INSTALLATION INSTRUCTIONS
SINGLE PACKAGE
AIR CONDITIONERS
MODELS
P1142A3
P1148A1
P1060A1
Manual : 2100-324B
Bard Manufacturing Company
Supersedes: 2100-324A
Bryan, Ohio 43506
File: Volume II Tab 10
Since 1914 . . . Moving ahead, just as planned
Date: 04-01-02
© Copyright 2002
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Contents Getting Other Informations and Publications ........ 1 Figures Figure 1 Prefabricated Rood Curb General Instructions Specifications .......................................... 5 Important ................................................................ 4 Figure 2 Field Fabricated Curbing ......................... 5 Shipping Damage .................................................... 4 Figure3 Elevated Mounting Platforms .................. 7 General .......................................
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Getting Other Information and Publications These publications can help you install the air conditioner For more information, contact these or heat pump. You can usually find these at your local publishers: library or purchase them directly from the publisher. Be sure to consult current edition of each standard. ACCA Air Conditioning Contractors of America 1712 New Hampshire Ave. N.W. Washington, DC 20009 National Electrical Code ........................... ANSI/NFPA 70 Telephone: (202) 483-9370
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TABLE 1 ELECTRICAL DATA Maximum External Minimum Field Fuses or Circuit Power Ground Rated Operating Ckt. Brk. Ampacity Wiring Wire Size Volts & Voltage Maximum Model Phases Range Unit AmpsCA kt. ACA kt. CA kt. Ckt. P1 1142A323 30/208-12 97 - 25 25 4. 4928 10 P1 1148A123 40/208-11 97 - 25 20 6. 5638 10 P3 1148A1-B23 30/208-18 87-25 15 8. 3328 10 P3 1148A1-C46 60- 45 14-50 80 . 231212 1 P1 1060A123 30/208-19 97 - 25 30 3. 62480 1 P3 1060A1-B23 30/208-17 87 - 25 25 3. 4828 10 P3 1060A1-C46
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TABLE 3 OPTIONAL FIELD-INSTALLED ELECTRIC HEATER TABLE Htr. KW & Circuit B Capacity @ 240V (or Htr. KW & @ 240V 480V if Capacity Heater or 480V as Heater No. Minimum Maximum Field Ground applicable) @ 208 Volts Pkg. Model Unit Volts applicable Internal Field Circuit Overcurrent Power Wire No. PhaseKH WBW TUKH BTU Htr. Amps Fuses Ckts. Ampacity Protection Wiring Size EH5PB-A05 240/208-1 5 17,100 3.75 12,800 20.8 1 26 30 10 10 EH5PB-A10 240/208-1 10 34,100 7.50 26,000 41.7 1 53 60 6 10 EH5P
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GENERAL INSTRUCTIONS IMPORTANT FIELD INSTALLED HEATER PACKAGES (OPTIONAL) The equipment covered in this manual is to be installed by trained, experienced service and installation technicians. These packaged heat pumps are manufactured without All duct work, supply and return ducts, must be properly supplementary electric heaters. Supplementary heaters sized for the design air flow requirement of the equipment. EH5PB series (to fit P1142A3, P1148A1, and P1160A1) ACCA is an excellent guide to pro
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FIGURE 1 PREFABRICATED ROOF CURB SPECIFICATIONS HEAVY GAUGE GALVANIZED WITH WOOD NAILING STRIP, WELDED/LEAKPROOF ONE PIECE CONSTRUCTION – READY TO INSTALL MIS-1177 CURB AND ROOF DETAILS Roof Roof Hood Air Conditioning CA urb B CD* E F J* * H Model Units P1142A3, P1148A1, 98 042-00488 2-3/48 4-1/48 1-1/38 8-3/34 5-3/4418 4-3/10 9-1/ RHE6 P1060A1 *Duct Sizing Information Return Air Dimension “C” is length Supply Air Dimension “C” is length Return Air Dimension “H” is width Supply Sir Dime
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INSTALLATION TABLE 5 LOCATION RATED CFM AND GENERAL EXTERNAL STATIC PRESSURE (ESP) The unit must be located outside, or in a well ventilated WET COIL (COOLING) area. It must not be in the space being heated or cooled. A Rated Rated Recommended sound absorbing material should be considered if the unit Model CFM ESP Air Flow Range is to be installed in such a position or location that might cause transmission of sound or vibration to the living area P0 1142A3 10 40.M 2 1260 - 1540 CF or adjace
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FIGURE 3 ELEVATED MOUNTING PLATFORMS MIS-1183 FIGURE 4 AIRFLOW AND SERVICE ACCESS CLEARANCES MIS-1185 Manual 2100-324 Page 7
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FIGURE 5 ROOF TOP APPLICATION (MAY ALSO BE REQUIRED FOR GROUND LEVEL INSTALLATIONS.) MIS-1176 FIGURE 6 SLAB MOUNTING AT GROUND LEVEL (ABOVE 32° F OUTSIDE TEMPERATURE) MIS-1184 Manual 2100-324 Page 8
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3. SLAB MOUNTED AT GROUND LEVEL – This With a trap installed on a unit located in an unconditioned type installation is ideal for homes with a slab floor area, water in the trap may freeze. It is recommended that construction where a roof mounted unit is not desired. the trap material be of a type that will allow for expansion The supply and return duct work can be run through a of water when it freezes. furred closet space. AIR FILTERS 4. THROUGH THE WALL – This type installation requires
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WIRING – MAIN POWER TABLE 7 THERMOSTAT WIRE SIZE Refer to the unit rating plate for wire sizing information and maximum fuse size. Each outdoor unit is marked with Maximum a “Minimum Circuit Ampacity”. This means that the field Distance wiring used must be sized to carry that amount of current. TA ransformer VAFe L Wire Gaug In Feet If field installed heaters are added to the basic unit, a 20 45 second separate power supply circuit will be required. The 18 60 heater rating plate located ad
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FIGURE 8 LOW VOLTAGE WIRING MIS-1180 Manual 2100-324 Page 11
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START UP AND OPERATION THREE PHASE SCROLL COMPRESSOR START UP NOTES START UP INFORMATION For improved start up performance, wash the indoor coil Scroll compressors, like several other types of with dishwasher detergent compressors, will only compress in one rotational direction. Direction of rotation is not an issue with single COMPRESSOR CONTROL MODULE phase compressors since they will always start and run in the proper direction. The compressor control is an anti-short cycle/lockout timer wit
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ALARM OUTPUT ADJUSTMENTS Alarm terminal is output connection for applications ADJUSTABLE DELAY-ON-MAKE AND where alarm signal is desired. This terminal is powered DELAY-ON-BREAK TIMER whenever compressor is locked out due to HPC or LPC sequences as described. The potentiometer is used to select Delay-on-Break time from 30 seconds to 5 minutes. Delay-on-Make (DOM) NOTE: Both high and low pressure switch controls are timing on power-up and after power interruptions is equal inherently automatic
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SERVICE AND TROUBLESHOOTING FIGURE 9 SERVICE HINTS FAN BLADE SETTING DIMENSIONS 1. Caution homeowner to maintain clean air filters at all times. Also, not to needlessly close off supply and return air registers. This reduces air flow through the system which shortens equipment service life as well as increasing operating costs. 2. Check all power fuses or circuit breakers to be sure that they are the correct rating. MA odel Dimension 3. Periodic cleaning of the outdoor coil to permit full and
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FIGURE 10 BRAZING DIAGRAM MIS-1179 TABLE 10 PRESSURE TABLE COOLING Air Temperature Entering Outdoor Coil Degrees F Return Air Pressure70 5 8580959015 0 10 0 15 1 11 Model Temperature 75 deg. DB Low Side 70 72 75 77 78 79 80 81 82 62 deg. WB High Side 208 223 239 254 271 288 305 324 342 80 deg. DB Low Side 75 77 80 82 84 85 96 87 88 P1142A3 67 deg. WB High Side 213 229 245 261 278 295 313 332 351 85 deg. DB Low Side 81 83 86 88 90 91 92 94 95 72 deg. WB High Side 220 237 254 270 288 305 324 344
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