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Bard H24A2-A Manual

Summary of H24A2-A

  • Page 1

    Page 1 of 22 wall mounted packaged air conditioner models: installation instructions bard manufacturing company, inc. Bryan, ohio 43506 www.Bardhvac.Com manual : 2100-585c supersedes: 2100-585b date: 10-22-14 h24a2-a h36a2-a h42a2-a h48a2-a h60a2-a h24l2-a h36l2-a h42l2-a h48l2-a h60l2-a.

  • Page 2: Contents

    Manual 2100-585c page 2 of 22 contents figures figure 1 unit dimensions ...................................... 7 figure 2a h24 mounting instructions ...................... 8 figure 2b h36 mounting instructions ...................... 9 figure 2c h42, 48, 60 mounting instructions ........ 10 figure 3 ...

  • Page 3

    Manual 2100-585c page 3 of 22 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. Natio...

  • Page 4

    Manual 2100-585c page 4 of 22 wall mount general information air conditioner wall mount model nomenclature h 42 a 2 – a 05 y p x x x j 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 t...

  • Page 5

    Manual 2100-585c page 5 of 22 duct work all duct work, supply and return, must be properly sized for the design airflow requirement of the equipment. Air conditioning contractors of america (acca) is an excellent guide to proper sizing. All duct work or portions thereof not in the conditioned space ...

  • Page 6: Warning

    Manual 2100-585c page 6 of 22 installation warning failure to provide the 1/4 inch clearance between the supply duct and a combustible surface for the first 3 feet of duct can result in fire causing damage, injury or death. Wall mounting information 1. Two holes for the supply and return air opening...

  • Page 7

    Manual 2100-585c page 7 of 22 1 mis-3624 electric heat front view filter access panel condenser air outlet standard flush vent door for non-econ. Models ventilation air f w 5.88 g side view access electrical built in (lockable) cond. Entrance air panel drain heater disconnect entrance 4° pitch inlet...

  • Page 8

    Manual 2100-585c page 8 of 22 figure 2a h24a2, h24l2 mounting instructions 12" 12" 12" 12" 12" 20" 20" 1" 3" 4" ty p. 8" 20 1 2 " 12" 1" 3 1 8 " 4" ty p. 5" 7 8 " 3 13 16 " 2" 2" 7 1 16 " 7 1 16 " notes: ra in fl ash ing re turn air hea ter access en ti re len gt h of t op. Top wa ll of cau lk in g ...

  • Page 9

    Manual 2100-585c page 9 of 22 figure 2b h36a2, h36l2 mounting instructions 28" a c d c 12" 12" 12" 12" 12" 5 1 16 " b e 14" 4 11 16 " 4 11 16 " 4" ty p. 2 7 8 " 7 8 " 7 8 " 4" ty p. 7 8 " 3 1 8 " supp lied h*a un it sh ow n, h* lun it mi s-3659 supp ly air en ti re len gt h of t op. Top of cau lk in...

  • Page 10

    Manual 2100-585c page 10 of 22 figure 2c h42a2, h42l2, h48a2, h48l2, h60a2, h60l2 mounting instructions d 16" 16" 16" 16" 16" 1 7 8 " 6 1 2 " 6 1 2 " 2 1 8 " 7 8 " 1" 3" 4" ty p. 4" ty p. 6 1 2 " 30" e 16" a c c 3 1 8 " b w all opening and hole lo ca tion view re turn air 1 req ui re d di m en sio n...

  • Page 11: Warning

    Manual 2100-585c page 11 of 22 figure 3 electric heat clearance warning 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 spacing is maintaine...

  • Page 12

    Manual 2100-585c page 12 of 22 figure 4 wall mounting instructions figure 5 wall mounting instructions duct opening return air supply air wood frame wall installation opening wall before mount on unit opening before installation bottom mounting concrete block wall installation bracket. Mount on open...

  • Page 13

    Manual 2100-585c page 13 of 22 figure 6 common wall mounting installations rafters ducted supply rafters rafters rafters false wall outside wall no duct supply air grille return at unit wall raised floor return air lowered grille return air wall ceiling surface space return air return air grille wal...

  • Page 14

    Manual 2100-585c page 14 of 22 wiring – main power refer to the unit rating plate for wire sizing information and maximum fuse or circuit breaker size. Each outdoor unit is marked with a “minimum circuit ampacity”. This means that the field wiring used must be sized to carry that amount of current. ...

  • Page 15: Warning

    Manual 2100-585c page 15 of 22 start up these units require r-410a refrigerant and polyol ester oil. General 1. Use separate service equipment to avoid cross contamination of oil and refrigerants. 2. Use recovery equipment rated for r-410a refrigerant. 3. Use manifold gauges rated for r-410a (800 ps...

  • Page 16

    Manual 2100-585c page 16 of 22 condenser fan operation note: certain models may be equipped with a low ambient control (lac), and if so equipped the condenser fan motor will have delay start until system refrigerant operationg pressure builds up. After starting, the fan motor may or may not cycle de...

  • Page 17: R-410A

    Manual 2100-585c page 17 of 22 service figure 7 fan blade setting table 1 fan blade dimension removal of fan shroud 1. Disconnect all power to the unit. 2. Remove the screws holding both grilles, one on each side of unit, and remove grilles. 3. Remove screws holding fan shroud to condenser and botto...

  • Page 18

    Manual 2100-585c page 18 of 22 table 2 cooling pressure air temperature entering outdoor coil °f low side pressure ± 4 psig high side pressure ± 10 psig tables are based upon rated cfm (airflow) across the evaporator coil. If there is any doubt as to correct operating charge being in the system, the...

  • Page 19

    Manual 2100-585c page 19 of 22 table 3a electrical specifications h**a series table 3b electrical specifications h**l series maximum size of the time delay fuse or circuit breaker for protection of field wiring conductors. Based on 75c copper wire. All wiring must conform to the national electrical ...

  • Page 20

    Manual 2100-585c page 20 of 22 table 5 indoor blower performance speed h24 h36 h42/48 h60 single high low high low high low esp (inch h20) dry coil wet coil dry coil wet coil dry coil wet coil dry coil wet coil dry coil wet coil dry coil wet coil dry coil wet coil 0.0 990 970 1415 1275 955 925 1850 ...

  • Page 21

    Manual 2100-585c page 21 of 22 table 8 optional accessories right hand units h24 a2 -a h36 a2 -a h42 a2 -a h48 a2 -a h60 a2 -a heater kits ehwa02-a05 x ehw02a-a08 x ehwa02a-a10 x ehwa24-a04 x ehwa03-a05 x ehwa03-a08 x ehwa03-a10 x ehwa03-a15 x ehwa05-a05 x x ehwa05-a10 x x x ehwa05-a15 x x x ehwa05-...

  • Page 22

    Manual 2100-585c page 22 of 22 table 9 vent and control options part number description h24 h36 h42 h48 h60 cmc-14 odt x x x cmc-15 start kit (230v 1-phase) x x x cmc-23 ddc x x cmc-24 ddc x cmc-28 lac x x x bop-2 blank off plate x ewm2-e ewm2-t economizer - bldg. Equipment, enthalpy economizer - bl...