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Bard 2100-404E manual

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Table of contents for the manual

  • Page 1

    Manual 2100-404E Page 1 of 1 9 © Copyright 2002 Manual No.: 2100-404E Supersedes: 2100-404D File: V olume III , T ab 16 Date: 01-16-09 Bard Manufacturing Company , Inc. Bryan, Ohio 43506 Since 1914...moving ahead just as planned. INST ALLA TION INSTRUCTIONS Models: W A302 W A372 WALL MOUNTED PACKAGED AIR CONDITIONER[...]

  • Page 2

    Manual 2100-404E Page 2 of 19 Content s St art Up Important Inst aller Note ......................................... 15 High Pressure Switch ............................................ 15 Three Phase Scroll Compressor S tart Up Information ............................................................. 15 Phase Monitor .............................[...]

  • Page 3

    Manual 2100-404E Page 3 of 19 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. National E lectrical Code ....................... ANSI/[...]

  • Page 4

    Manual 2100-404E Page 4 of 19 WALL MOUNT GENERAL INFORMA TION AIR CONDITIONER WALL MOUNT MODEL NOMENCLATURE KW VOL TS & PHASE A - 230/208/60/1 B - 230/208/60/3 C - 460/60/3 MODEL NUMBER REVISIONS CAP ACITY 25 - 2 T on 37 - 3 T on VENTI LA TION OPTIONS X - Barometric Fresh Air Damper (S tandard) B - Blank-off Plate M - Motorized Fresh Air Damper[...]

  • Page 5

    Manual 2100-404E Page 5 of 19 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 2 7 3 A W 0 2 . 8 35 2 1 . 7 13 6 5 . 0 78 8 . 78 8 . 7 28 8 . 3 18 8 . 7 20 0 . 0 40 5 . 8 15 7 . 5 23 9 . 7 15 7 . 6 25 7 . [...]

  • Page 6

    Manual 2100-404E Page 6 of 19 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. GENERAL The equipment covered in this manual is to be i[...]

  • Page 7

    Manual 2100-404E Page 7 of 19 FRESH AIR INTAKE All units are built with fresh air inlet slots punched in the service panel. If the unit is equipped with the fresh air damper assembly, the assembly is shipped already attached to the unit. The damper blade is locked in the closed position. To allow the damper to operate, the maximum and minimum blade[...]

  • Page 8

    Manual 2100-404E Page 8 of 19 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. 3. Concret[...]

  • Page 9

    Manual 2100-404E Page 9 of 19 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.) TABLE 4 OPERATING VOLTAGE RANGE P A TE G N A R V 0 4 26 1 2 – 3 5 2 V 8 0 27 8 1 – 0 2 2 TABLE 5 THERMOSTAT WIRE SIZE r e m r o f s n a r T A VA L [...]

  • Page 10

    Manual 2100-404E Page 10 of 19 FIGURE 3 MOUNTING INSTRUCTIONS[...]

  • Page 11

    Manual 2100-404E Page 11 of 19 FIGURE 4 WALL-MOUNTING INSTRUCTIONS FIGURE 5 WALL-MOUNTING INSTRUCTIONS SEE FIGURE 3 – MOUNTING INSTRUCTIONS SEE UNIT DIMENSIONS, FIGURE 1, FOR ACTUAL DIMENSIONS SEE FIGURE 1 FOR DUCT DIMENSIONS[...]

  • Page 12

    Manual 2100-404E Page 12 of 19 FIGURE 6 COMMON WALL-MOUNTING INSTALLATIONS[...]

  • Page 13

    Manual 2100-404E Page 13 of 19 FIGURE 7 ELECTRIC HEAT CLEARANCE W ARNING A minimum of 1/4 inch clearance must be maintained between the supply air duct and combustible materials. This is required for the first 3 feet of ducting. It is important to insure that the 1/4 inch minimum sp acing is maintained at all point s. Failure to do this could resul[...]

  • Page 14

    Manual 2100-404E Page 14 of 19 FIGURE 8 LOW VOLTAGE WIRING[...]

  • Page 15

    Manual 2100-404E Page 15 of 19 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. THREE PHASE SCROLL C[...]

  • Page 16

    Manual 2100-404E Page 16 of 19 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: B oth high and low pressure switch controls are inherently automatic reset devices. The high pressure switch [...]

  • Page 17

    Manual 2100-404E Page 17 of 19 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. 2. Remove the screws holding both grills – one on each side of unit [...]

  • Page 18

    Manual 2100-404E Page 18 of 19 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. If there is any doubt as to correct charge being in the system, the charge should be removed, system[...]

  • Page 19

    Manual 2100-404E Page 19 of 19 1 These heater packages are not suitable for installation in top outlet models. NOTE: T op outlet models are available only as factory built. WA302-A WA372-A WA302-B WA372-B WA302-C WA372-C TABLE 13 OPTIONAL ACCESSORIES L E D O MN O I T P I R C S E D 3 - P O Be t a l P f f O k n a l B XXXX 3 - D A F Br e p m a D r i A[...]