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  5. Installation Instructions Manual

Bard W48A23 Installation Instructions Manual

Manual is about: WALL MOUNTED PACKAGE

Summary of W48A23

  • Page 1

    Manual 2100-594 page 1 of 19 installation instructions wall mounted package air conditioners models w48a23 w48l23 w60a23 w60l23 manual : 2100-594 supersedes: new file: volume iii tab 16 date: 04-23-13 bard manufacturing company, inc. Bryan, ohio 43506 since 1914...Moving ahead just as planned..

  • Page 2: Contents

    Manual 2100-594 page 2 of 19 contents figures figure 1 unit dimensions ....................................... 7 figure 2 unit dimensions ....................................... 8 figure 3 unit dimensions ....................................... 9 figure 4 unit dimensions ...............................

  • Page 3

    Manual 2100-594 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. Nation...

  • Page 4

    Manual 2100-594 page 4 of 19 wall mount general information air conditioner wall mount model nomenclature w 48 a 2 3 a 10 b x x x x a note: vent option b is without exhaust capability. May require separate field supplied barometric relief in building. Shipping damage upon receipt of equipment, the c...

  • Page 5

    Manual 2100-594 page 5 of 19 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 s...

  • Page 6: Warning

    Manual 2100-594 page 6 of 19 clearances required for service access and adequate condenser airflow models left side right side w48a, w60a 20" 20" w48l, w60l 20" 20" note: for side by side installation of two (2) w**a models there must be 20" between units. This can be reduced to 15" by using a w**l ...

  • Page 7

    Manual 2100-594 page 7 of 19 1.88 16.00 16.00 16.00 16.00 16.00 43.88 43.00 .44 27.88 23.87 32.50 34.75 37.13 40.63 43.63 7.88 18.00 13.88 43.00 32.69 84.88 42.00 13.50 31.50 7.06 22.25 3.31 4.56 10.0 11.0 3.25 side wall back view ventilation air supply air opening bracket installation return air op...

  • Page 8

    Manual 2100-594 page 8 of 19 22 .25 13 .50 31 .50 7. 88 18 .00 13 .88 43 .00 32 .81 84 .88 23 .88 32 .50 40 .63 34 .75 43 .63 3. 31 4. 56 27 .88 43 .00 43 .88 1. 88 16 .00 16 .00 16 .00 16 .00 16 .00 42 .00 10 .00 3. 25 11 .00 37 .13 7. 06 .44 fr on tv iew ai ro pen ing supp ly le ft si de vi ew in ...

  • Page 9

    Manual 2100-594 page 9 of 19 figure 3 w48a23, w60a23, w48l23, w60l23 mounting instructions 6 1 2 " 6 1 2 " 2 1 8 " 7 8 " 3 1 8 " 4" ty p. 4" ty p. 1" 3" 16" 16" 16" 16" 16" 1 7 8 " a c c b e 14" d 28" 7 1 2 " top b 1/4 "c lear anc e on a ll su ppl ied fo am air seal 1 c fr om co m bu st ab le duct r...

  • Page 10: Warning

    Manual 2100-594 page 10 of 19 figure 4 electric heat clearance w48a23, w48l23, w60a23, w60l23 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 inc...

  • Page 11

    Manual 2100-594 page 11 of 19 figure 5 wall mounting instructions figure 6 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 openi...

  • Page 12

    Manual 2100-594 page 12 of 19 figure 7 common wall mounting installations lowered raised floor rafters supply air ceiling surface wall sleeve return air closet wall grille flashing return air flashing supply duct maybe located in an attic or below ceiling rafters as shown supply duct may be located ...

  • Page 13

    Manual 2100-594 page 13 of 19 wiring – main power refer to the unit rating plate for wire sizing information and maximum fuse or “hacr” type 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 o...

  • Page 14: Start Up

    Manual 2100-594 page 14 of 19 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 15: Start Up (Continued)

    Manual 2100-594 page 15 of 19 start up (continued) important installer note for improved start up performance wash the indoor coil with a dish washing detergent. High & low pressure switch all w**a/w**l wall mounted air conditioner series models are supplied with a remote reset for the high and low ...

  • Page 16

    Manual 2100-594 page 16 of 19 sequence of operation cooling – circuit r-y makes at thermostat pulling in compressor contactor, starting the compressor and outdoor motor. (see note under condenser fan operation if equipped with low ambient control.) the g (indoor motor) circuit is automatically compl...

  • Page 17: R-410A

    Manual 2100-594 page 17 of 19 speed w48a23 w48l23 w60a23 w60l23 high high esp (inch h20) dry coil wet coil dry coil wet coil 0.0 1850 1800 2080 2015 0.1 1775 1725 2020 1960 0.2 1685 1640 1925 1865 0.3 1590 1550 1870 1815 0.4 1495 1460 1755 1705 0.5 1400 1365 1660 1610 model rated cfm rated esp recom...

  • Page 18

    Manual 2100-594 page 18 of 19 table 5 cooling pressure table 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...

  • Page 19

    Manual 2100-594 page 19 of 19 table 8 electric heat table 7 optional accessories w48a23 & w48l23 are not approved for use with electric heat. W60a23 w48a23 part number description cmc-15 start kit x x wmcb-09a wmcb-08a circuit breaker kit circuit breaker kit x x model w60a23 240v-1 208v-1 kw amps bt...