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  5. Installation Instructions Manual

CAC / BDP 40MKCB**F/124ANS Installation Instructions Manual

Manual is about: Under Ceiling/Floor Console Ductless Split Sizes 18 to 54

Summary of 40MKCB**F/124ANS

  • Page 1

    Installation instructions 40mkcb**f/24aha4 40mkcb**f/124ans 40mkqb**f/25hha4 40mkqb**f/224ans under ceiling/floor console ductless split sizes 18 to 54 fig. 1 -- indoor unit, outdoor unit, and remote control note : read the entire instruction manual before starting the installation. Table of content...

  • Page 2: Warning

    2 note is used to highlight suggestions which will result in enhanced installation, reliability, or operation. ! Warning electrical shock hazard failure to follow this warning could result in personal injury or death. Before installing, modifying, or servicing system, main electrical disconnect swit...

  • Page 3

    3 outdoor unit the following items are included with the outdoor unit: a09536 fig. 4 -- 24aha/124ans a09537 fig. 5 -- 25hha4/224ans table 3 – outdoor unit parts checklist model filter drier piston cap pistons flare connector 24aha4/124ans n 25hha4/224ans n n n n dimensions - indoor unit: w d h hook ...

  • Page 4

    4 dimensions -- outdoor fig. 7 -- outdoor unit dimensions note : s center of gravity s all dimensions are in “inches” unless noted. Unit size minimum mounting pad dimensions 18,24 23” x 42” 30,36,48 24” x 50”.

  • Page 5

    5 ta bl e 6–d im en si on s (a c s) 124ans018000/ 124ans024000/ 124ans030000/ 124ans036000/ 124ans048000/ ta bl e7 – d im en si on ss i( a c s) 124ans018000/ 124ans024000/ 124ans030000/ 124ans036000/ 124ans048000/ ta bl e 8 – d im en sio ns (h p s) 2 224ans030000/ 224ans036000/ 224ans048000/ ta bl e...

  • Page 6

    6 clearances -- indoor ≥35mm ≥1000mm ≥ 35mm ≥ 35mm a0150267 fig. 8 – 40mkcb**f, 40mkqb**f unit clearance clearances -- outdoor 1. Single unit applications: with coil facing wall: allow 6” (152.4mm) minimum clearance on coil side and coil end and 20” (504.0 mm) minimum clearance on fan side. Allow 24...

  • Page 7: Caution

    7 condensate drain pipe sizes refer to table 11 for the required sizes. Table 11 – drain pipe sizes unit size outside diameter in (mm) 18k-54k 1 (25.4) refrigerant charge the outdoor units can be matched with multiple indoor units, and thus a different amount of charge might be required when matched...

  • Page 8: Caution

    8 installation complete pre--installation checks 1. Unpack unit -- store the indoor and outdoor units in the original packaging until it is moved to the final site for installation. When unpacking indoor unit, be careful not to lift unit by condensate drain discharge pipe or by refrigerant connectio...

  • Page 9: Caution

    9 to indoor unit to outdoor unit refrigerant flow direction liquid pipe gas pipe to indoor unit to outdoor unit refrigerant flow direction liquid pipe gas pipe fig. 11 – allowed refrigerant flow direction refrigerant flow direction refrigerant flow direction fig. 12 – refrigerant flow direction not ...

  • Page 10: Caution

    10 3. Initial unit disassembly s remove the screws on the front of the unit to open the grille. S after removing the grille, remove the screws in the side panels. S push the side panels in the direction shown in fig. 16 to disassemble them. Remove the screws to open the grille. Remove the grill.Then...

  • Page 11: Caution

    11 s make a trap of at least 2 in. (51 mm) in depth to prevent unpleasant odors from reaching the room. S insulate condensate pipe with condensation proof materi- al such as polyurethane, propylene, or neoprene of 3/16 in. To 3/8 in. Thickness. Caution ! Electrical operation hazard failure to follow...

  • Page 12: Caution

    12 personal injury and/or equipment damage hazard failure to follow this caution may result in personal injury and/or equipment damage. Be sure unit panels are securely in place prior to rigging. Caution ! 1. Rig the unit. Keep the unit upright and lift using a sling. Use cardboard or padding under ...

  • Page 13: Warning

    13 2. Remove the plastic cap from the liquid and suction service valve on the heat pump outdoor unit and assemble the heating piston and piston cap supplied with the outdoor unit as shown in fig. 26. * a07407 fig. 26 – accurator (bypass type) metering device components note : the teflon seal on the ...

  • Page 14

    14 control wiring thermostat wires should be used for control wiring between the indoor and outdoor units. A two conductor cable is required for the cooling only units and a four conductor cable is required for heat pumps. The control circuit is 24 volts ac (minimum 40va) supplied from the indoor un...

  • Page 15

    15 electrical data table 17 – 24aha4/124ans electrical data unit size ---- voltage,series v/ph oper volts* compr fan mca max fuse** or ckt brk amps max min lra rla fla 18----30 208/230/1 253 197 56.3 9 0.5 11.8 20 24----30 62.9 10.9 0.5 14.1 25 30----30 73 14.1 0.7 18.3 30 36----30 77 14.1 1.2 18.8 ...

  • Page 16

    16 fan2 white white cap2 2 notes: 1.To be wired in a ccordance with n ational e lectric n.E .C . A nd local codes. 2.U se c opper conductors only. Use conductors s uitable for at least 75°c (167°f ). 3. If a ny of the original wires, a s supplied must be replaced, use the s ame or equivalent wire. L...

  • Page 17

    17 y c r o l2 l1 2 notes : 1.To be w ired in acco rdance with natio nal electr ic n.E .C. A nd local cod es. 2.Use copp er con ductors onl y. Use c onductors s uitable for at lea st 75° c(167 °f). 3. If a ny of the original wires , as s upplied must be re place d, use the s ame o r equivalent wire. ...

  • Page 18: Warning

    18 run power wiring for indoor unit be sure field wiring complies with local building codes and nec, and unit voltage is within limits shown in tables 17 through 20. Contact the local power company for correction of improper line voltage. ! Warning electrical shock hazard failure to follow this warn...

  • Page 19: Caution

    19 6. Lubricate the end of the pipe and thread of the flare connection with refrigerant oil. Tighten by hand and then use two wrenches (see fig. 39) to tighten all connections. Adjustable wrench or torque wrench outdoor end indoor end 3 1 2 a07201 fig. 39 – tightening connections start--up prelimina...

  • Page 20

    20 triple evacuation method the triple evacuation method should only be used when vacuum pump is only capable of pumping down to 28 in. Of mercury vacuum and system does not contain any liquid water. Refer to fig. 43 and proceed as follows: 1. Pump system down to 28 in. Of mercury and allow pump to ...

  • Page 21: Warning

    21 service and maintenance electrical shock hazard failure to follow this warning could result in personal injury or death. Before installing, modifying, or servicing system, main electrical disconnect switch must be in the off position. There may be more than 1 disconnect switch. Lock out and tag s...

  • Page 22

    22 troubleshooting fault code for ease of service, the indoor unit is equipped with diagnostic code display leds in the indoor units. This diagnostic display is a combination of flashing leds on the display panel or the front of the unit. If possible, always check the diagnostic codes displayed on t...

  • Page 23

    23 table 22 – troubleshooting problem possible cause solution compressor and fan of the outdoor unit will not start unit not energized check the main power connection. Main switch is set to off check and put it to on position. Main switch fuses are blown replace fuses. Compressor cycling protection ...

  • Page 24

    24 copyright 2015 cac / bdp d 7310 w. Morris st. D indianapolis, in 46231 edition date:07/15 manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations. Catalog no:40mkc(q)b---f---01si replaces: new.