Instruction/ maintenance manual of the product MIS-656 Bard
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MIS-656 © Copyright 2002 Manual No.: 2100-404 Supersedes: File: V olume III , T ab 16 Date: 04-01-02 Bard Manufacturing Company Bryan, Ohio 43506 Since 1914.
Contents i Start Up Important Installer Note ......................................... 13 High Pressure Switch ............................................ 12 Three Phase Scroll Compressor Start Up Information .........................................
Manual 2100-404 Page 1 Getting Other Information and Publications These publications can help you install the air conditioner or heat pump. You can usually find these at your local library or purchase them directly from the publisher. Be sure to consult current edition of each standard.
Manual 2100-404 Page 2 WALL MOUNT GENERAL INFORMA TION AIR CONDITIONER WALL MOUNT MODEL NOMENCLATURE KW W A 3 7 2 – A 1 0 X XXXXA VOL TS & PHASE A - 230/208/60/1 B - 230/208/60/3 C - 460/60/3 MO.
Manual 2100-404 Page 3 FIGURE 1 UNIT DIMENSIONS TABLE 2 DIMENSIONS OF BASIC UNIT (NOMINAL) l e d o M h t d i W ) W ( h t p e D ) D ( t h g i e H ) H ( y l p p u Sn r u t e R EF G I JKL M N O P Q R S T A BCB 2 0 3 A W 1 7 3 A W 0 2 . 8 35 2 1 . 7 13 6 5 .
Manual 2100-404 Page 4 SHIPPING DAMAGE Upon receipt of equipment, the carton should be checked for external signs of shipping damage. If damage is found, the receiving party must contact the last carrier immediately, preferably in writing, requesting inspection by the carrier’s agent.
Manual 2100-404 Page 5 FILTERS A 1 inch throw away filter is suppled with each unit. The filter slides into position making it easy to service. This filter can be serviced from the outside by removing the service door. A 1 inch washable filter and a 2 inch pleated filter are also available as optional accessories.
Manual 2100-404 Page 6 INST ALLA TION INSTRUCTIONS WALL MOUNTING INFORMATION 1. Two holes, for the supply and return air openings, must be cut through the wall as shown in Figure 3. 2. On wood-frame walls, the wall construction must be strong and rigid enough to carry the weight of the unit without transmitting any unit vibration.
Manual 2100-404 Page 7 NOTE: The voltage should be measured a the field power connection point in the unit and while the unit is operating at full load (maximum amperage operating condition.
Manual 2100-404 Page 8 FIGURE 3 MOUNTING INSTRUCTIONS NOTE: It is recommended that a bead of silicone caulking be placed behind the side mounting flanges and under the top flashing at the time of installation.
Manual 2100-404 Page 9 FIGURE 4 WALL-MOUNTING INSTRUCTIONS MIS-549 FIGURE 5 WALL-MOUNTING INSTRUCTIONS MIS-548 MIS-31 1 MIS-31 1 MIS-31 1 SEE FIGURE 3 – MOUNTING INSTRUCTIONS SEE UNIT DIMENSIONS, FI.
Manual 2100-404 Page 10 MIS-550 FIGURE 6 COMMON WALL-MOUNTING INSTALLATIONS.
Manual 2100-404 Page 11 Side section view of supply air duct for wall mounted unit showing 1/4 inch clearance to combustible surfaces. FIGURE 7 ELECTRIC HEAT CLEARANCE MIS-277 WARNING W ARNING • A minimum of 1/4 inch clearance must be maintained between the supply air duct and combustible materials.
Manual 2100-404 Page 12 MIS-1373C FIGURE 8 LOW VOLTAGE WIRING.
Manual 2100-404 Page 13 IMPORTANT INSTALLER NOTE For improved start-up performance, wash the indoor coil with a dishwasher detergent. HIGH PRESSURE SWITCH The WA372 models are supplied with a remote reset high pressure switch. If tripped, this pressure switch may be reset by turning the thermostat off then back on again.
Manual 2100-404 Page 14 Alarm Relay Output Alarm terminal is output connection for applications where alarm relay is employed. This terminal is powered whenever compressor is locked out due to HPC or LPC sequences as described. NOTE: Both high and low pressure switch controls are inherently automatic reset devices.
Manual 2100-404 Page 15 TROUBLESHOOTING The suction line temperatures in Table 8 are based upon 80ºF dry bulb/67ºF wet bulb (50 percent R.H.) temperature and rated airflow across the evaporator during cooling cycle. REMOVAL OF FAN SHROUD 1. Disconnect all power to unit.
Manual 2100-404 Page 16 j Low side pressure ± 2 psig High side pressure ± 5 psig Tables are based upon rated CFM (airflow) across the evaporator coil and should be found under section titled "Refrigerant Charge" elsewhere in manual.
Manual 2100-404 Page 17 j These heater packages not suitable for installation in top outlet models. NOTE: T op outlet models are available only as factory built.
An important point after buying a device Bard MIS-656 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Bard MIS-656 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Bard MIS-656 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Bard MIS-656 you will learn all the available features of the product, as well as information on its operation. The information that you get Bard MIS-656 will certainly help you make a decision on the purchase.
If you already are a holder of Bard MIS-656, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Bard MIS-656.
However, one of the most important roles played by the user manual is to help in solving problems with Bard MIS-656. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Bard MIS-656 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
