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  5. Installation Instructions Manual

Bard W17A2 Installation Instructions Manual

Manual is about: Wall Mounted Package Air Conditioners

Summary of W17A2

  • Page 1

    Manual 2100-581b page 1 of 26 installation instructions wall mounted package air conditioners models w17a2 w17l2 w18a2 w18l2 w24a2 w24l2 w30a2 w30l2 w36a2 w36l2 w42a2 w42l2 w48a2 w48l2 w60a2 w60l2 w70a2 w70l2 manual : 2100-581b supersedes: 2100-581a file: volume iii tab 16 date: 11-25-13 bard manufa...

  • Page 2: Contents

    Manual 2100-581b page 2 of 26 contents figures figure 1 fresh air damper assembly ..................... 5 figure 2 unit dimensions ....................................... 7 figure 3a mounting instructions ............................... 8 figure 3b mounting instructions - w17 – 36 ................ 9...

  • Page 3

    Manual 2100-581b page 3 of 26 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 2100-581b page 4 of 26 wall mount general information air conditioner wall mount model nomenclature w 42 a 2 – a 10 x x x x x a note: vent options x, b and m are without exhaust capability. May require separate field supplied barometric relief in building. Shipping damage upon receipt of equi...

  • Page 5

    Manual 2100-581b page 5 of 26 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 2100-581b page 6 of 26 clearances required for service access and adequate condenser airflow models left side right side discharge side w17a, w18a, w24a, w30a, w36a 15" 20" 10' w17l, w18l, w24l, w30l, w36l 20" 15" 10' w42a, w48a, w60a, w70a 20" 20" 10' w42l, w48l, w60l, w70l 20" 20" 10' minim...

  • Page 7

    Manual 2100-581b page 7 of 26 dimensions of basic unit for architectural and installation requirements (nominal) model width (w) depth (d) height (h) supply return a b c b e f g i j k l m n o p q r s t w17a, l w18a, l w24a, l 33.300 17.125 70.563 7.88 19.88 11.88 19.88 35.00 11.00 25.75 20.56 26.75 ...

  • Page 8

    Manual 2100-581b page 8 of 26 figure 3a w17a2, w17l2, w18a2, w18l2, w24a2, w24l2 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 " 1 16 " 7 co ntr ols and hea ter access notes: top to p fl ash in g at tim e of i ns ...

  • Page 9

    Manual 2100-581b page 9 of 26 figure 3b w30a2, w30l2, w36a2, w36l2 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 " w* r un it sh ow n, w* l un it m is -3158 en ti re l en gth of to p. Supp li ed supp ly ai...

  • Page 10

    Manual 2100-581b page 10 of 26 figure 3c w42a2, w42l2, w48a2, w48l2, w60a2, w60l2, w70a2, w70l2 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 loc ation view re turn air 1 req ui re d ...

  • Page 11: Warning

    Manual 2100-581b page 11 of 26 figure 4 electric heat clearance w30a2, w30l2, w36a2, w36l2, w42a2, w42l2, w48a2, w48l2, w60a2, w60l2, w70a2, w70l2 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 o...

  • Page 12

    Manual 2100-581b page 12 of 26 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 open...

  • Page 13

    Manual 2100-581b page 13 of 26 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 14

    Manual 2100-581b page 14 of 26 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 ...

  • Page 15: Start Up

    Manual 2100-581b page 15 of 26 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 p...

  • Page 16: Start Up (Continued)

    Manual 2100-581b page 16 of 26 start up (continued) important installer note for improved start up performance wash the indoor coil with a dish washing detergent. High pressure switch all w**a/w**l wall mounted air conditioner series models are supplied with a remote reset for the high and low press...

  • Page 17

    Manual 2100-581b page 17 of 26 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 comp...

  • Page 18: R-410A

    Manual 2100-581b page 18 of 26 troubleshooting figure 8 fan blade setting table 1 fan blade dimension r-410a refrigerant charge this unit was charged at the factory with the quantity of refrigerant listed on the serial plate. Ahri capacity and efficiency ratings were determined by testing with this ...

  • Page 19

    Manual 2100-581b page 19 of 26 table 2 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 syste...

  • Page 20

    Manual 2100-581b page 20 of 26 table 3 j maximum size of the time delay fuse or hacr type circuit breaker for protection of field wiring conductors. Based on 75c copper wire. All wiring must conform to the national electrical code and all local codes. These “minimum circuit ampacity” values are to b...

  • Page 21

    Manual 2100-581b page 21 of 26 table 4 j maximum size of the time delay fuse or hacr type circuit breaker for protection of field wiring conductors. Based on 75c copper wire. All wiring must conform to the national electrical code and all local codes. These “minimum circuit ampacity” values are to b...

  • Page 22

    Manual 2100-581b page 22 of 26 table 5 recommended airflow table 6 indoor blower performance table 7 maximum esp of operation electric heat only values shown are for units equipped with standard 1-inch throwaway filter or 1-inch washable filter. Derate esp by .15 for 2-inch pleated filters. Model no...

  • Page 23

    Manual 2100-581b page 23 of 26 table 8 electric heat models 240v-1 208v-1 240v-3 208v-3 460v-3 kw amps btuh amps btuh amps btuh amps btuh amps btuh 4 16.7 13650 14.4 10240 5 20.8 17065 18.1 12800 6 14.4 20500 12.5 15360 7.2 20500 8 33.3 27300 28.8 20475 9 21.7 30600 18.7 23030 10.8 30700 10 41.6 341...

  • Page 24

    Manual 2100-581a page 24 of 26 w17/18a2-a w24 a2 -a w24 a2 -b w24 a2 -c w30 a2 -a w30 a2 -b w30 a2 -c w36 a2 -a w36 a2 -b w36 a2 -c w42 a2 -a w42 a2 -b w42 a2 -c w48 a2 -a w48 a2 -b w48 a2 -c w60 a2 -a w60 a2 -b w60 a2 -c w70 a2 -a w70 a2 -b w70 a2 -c table 9a optional accessories — right hand ehwa0...

  • Page 25

    Manual 2100-581b page 25 of 26 table 9b optional accessories — left hand w17/18l2-a w24 l2 -a w24 l2 -b w30 l2 -a w30 l2 -b w30 l2 -c w36 l2 -a w36 l2 -b w36 l2 -c w42 l2 -a w42 l2 -b w42 l2 -c w48 l2 -a w48 l2 -b w48 l2 -c w60 l2 -a w60 l2 -b w60 l2 -c w70 l2 -a w70 l2 -b w70 l2 -c ehwa02a-a05l x x...

  • Page 26

    Manual 2100-581b page 26 of 26 table 10 vent & control options w17, w18, w24 w30, w36 w42, w48, w60, w70 part number description 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 bfad-2 barometric fresh air damper - standard x bop-2 blank off plate x...