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Carrier 40MKCB**C/124ANS, Руководство по установке, Страница: 2 / 24

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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 switch must be in the OFF

position. There may be more than 1 disconnect switch.

Lock out and tag switch with a suitable warning label.

ENVIRONMENTAL HAZARD

Failure to follow this caution may result in environmental

pollution.
Remove and recycle all components or materials (i.e. oil,

refrigerant, etc.) before unit final disposal.

CAUTION

!

INSTALLATION

IMPORTANT

: Effective January 1, 2015, all split systems and

packaged air conditioners must be installed pursuant to applicable
regional efficiency standards issued by the Department of Energy.

CUT HAZARD

Failure to follow this caution may result in personal injury.
Sheet metal parts have sharp edges or burrs, Use care and wear

appropriate protective clothing and gloves when handling

parts.

CAUTION

!

PERSONAL INJURY AND EQUIPMENT DAMAGE

HAZARD

Failure to follow this caution may result in personal injury

and / or equipment damage.

DO NOT

operate the unit without a filter or with grille

removed.

CAUTION

!

These instructions cover the installation and the start--up of the
systems listed in Table 1.

Table 1 – Matched Systems

System

Type

Nominal

Capacity
KBTU/Hr

Outdoor Unit

Indoor Unit

Cooling

Only

018

24AHA418A003

124ANS018000

40MKCB18C--3

024

24AHA424A003

124ANS024000

40MKCB34C--3

030

24AHA430A003

124ANS030000

40MKCB34C--3

034

24AHA436A003/5/6

124ANS036000

40MKCB34C--3

Heat

Pump

024

25HHA424A003

224ANS024000

40MKQB34C--3

030

25HHA430A003

224ANS030000

40MKQB34C--3

034

25HHA436A003/5/6

224ANS036000

40MKQB34C--3

PARTS LIST

Indoor Unit
TXV Kit

The cassette type unit and horizontal discharge unit (24AHA/124ANS

and 25HHA4/224ANS) installation would not be complete without
the addition of the TXV kit. This can be found in the packaging of the

indoor unit. If you do not have this kit, order the kit and install the
outdoor and indoor units when this is available.
Below are figures of the kit and how and where the kit is included

within the indoor unit packaging.

Refrigerant 

flow direction

Liquid pipe

Gas pipe

A150289

Fig. 2 -- TXV Kit

Flexible pipings

 (Field)

TXV Kit

TXV Kit

Flexible pipings

 (Field)

A150286

Fig. 3 -- TXV Kit (within packaging of indoor unit)

Содержание 40MKCB**C/124ANS

Страница 1: ...vice agency or your distributor or branch for information or assistance The qualified installer or agency must use factory authorized kits or accessories when modifying this product Refer to the individual instructions packaged with the kits or accessories when installing Follow all safety codes Wear safety glasses protective clothing and work gloves Use quenching cloth for brazing operations Have...

Страница 2: ...ollow this caution may result in personal injury and or equipment damage DO NOT operate the unit without a filter or with grille removed CAUTION These instructions cover the installation and the start up of the systems listed in Table 1 Table 1 Matched Systems System Type Nominal Capacity KBTU Hr Outdoor Unit Indoor Unit Cooling Only 018 24AHA418A003 124ANS018000 40MKCB18C 3 024 24AHA424A003 124AN...

Страница 3: ... Used to fix the remote controller holder Battery 2 Powers the remote controller Strain relief bracket 1 To affix strain relief to hold wires in place Screws 4 To affix strain relief bracket Cassette Cover Panel A cassette grille panel is required to complete installation of indoor unit The indoor unit installation would not be complete without the addition of this grille Order it and complete ins...

Страница 4: ... Cassette Body A150291 Fig 7 40MKC C 40MKQ C Unit and Panel Dimensions Table 4 Dimensions Indoor Indoor Unit Size BTU Hr Height H in mm Width W in mm Depth D in mm Operating Weight lb kg 18K 33 1 840 33 1 840 8 1 205 54 0 24 5 24K 34K 33 1 840 33 1 840 11 3 287 68 6 31 1 Cassette Panel 37 4 950 37 4 950 2 2 55 11 0 5 ...

Страница 5: ...5 DIMENSIONS OUTDOOR Fig 8 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 24 x 50 ...

Страница 6: ...4ANS036000 Table 7 Dimensions SI ACs 124ANS018000 124ANS024000 124ANS030000 124ANS036000 Table 8 Dimensions HPs 224ANS024000 224ANS030000 224ANS036000 24HHAA436 0 X X X 197 227 Table 9 Dimensions SI HPs 224ANS024000 224ANS030000 224ANS036000 6 X X X 0 22 2 89 4 103 0 ...

Страница 7: ...t drawn into another unit When installing single or multiple units in an alcove roof well or partially enclosed area ensure there is adequate ventilation to prevent recirculation of discharge air SYSTEM REQUIREMENTS Clearances Allow sufficient space around the indoor and outdoor unit for proper airflow circulation and servicing Refer to Fig 9 and the outdoor unit clearance section for minimum requ...

Страница 8: ...f three 3 wires Two wires are high voltage AC power and one is a ground wire Consult your local building codes and the NEC National Electrical Code or CEC Canadian Electrical Code for special requirements All wires must be sized per NEC or CEC and local codes Use Electrical Data table MCA minimum circuit amps and MOCP maximum over current protection to correctly size the wires and the disconnect f...

Страница 9: ...rain correctly and safely e A ceiling that prevents vibration and is strong enough to hold the product weight f Maintain sufficient clearance around the indoor unit for maintenance and servicing Refer to the clearances sec tion of this document g Where the air filter can be removed and cleaned easily h Where the piping between the indoor and outdoor units is within the allowable limits i Install t...

Страница 10: ...erconnection pipings Flexible pipings Field supplied Refrigerant flow Direction Fig 14 TXV Attached to Cassette Body Piping connection ports Gas side and liquid side Connection to outdoor unit TXV Kit Flexible pipings Field supplied maximum length allowed 12 18 in A150294 Fig 15 TXV Kit not Attached to Cassette Body 3 Install Suspension Bolts a Mark the spots on the ceiling where you want to insta...

Страница 11: ...2mm L Fig 20 Suspension Bolt Details 5 Install the Drain Pipe The cassette unit is equipped with a condensate pump Use the following steps to install the drain piping a Remove the cover of the drain hose connection port b Insert the flexible hose onto the drain hose port Secure ly fix the flexible hose to the indoor unit with a pipe clamp c Install the flexible hose onto the PVC water pipe field s...

Страница 12: ...ossible and constant winds above 25 mph are expected use the accessory wind baffle See the installation instructions provided with the accessory kit Wind baffles should also be used on all units with accessory low ambient temperature control Mounting on Ground 1 Mount unit on a solid level concrete pad 2 If a heat pump is being installed use a field provided snow stand or ice rack where prolonged ...

Страница 13: ...t tubes through the wall seal the opening so rain and insects do not enter the structure Leave some slack in refrigerant tubes between structure and out door unit to absorb vibration Connection at Outdoor Unit CAUTION UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damage or improper operation To prevent damage to unit or service valves observe the following S A brazing s...

Страница 14: ...ily accessible but out of reach of children Provi sions for locking the disconnect switch on the OFF open po sition is advisable The disconnect switch must comply with NEC and local codes Protect the unit and wiring using only the recommended fuse circuit breaker size see Tables 17 thru 20 2 Run power wiring from electric panel to disconnect per NEC and local codes 3 Run power wiring from the disc...

Страница 15: ...f Bracket for Indoor Units A strain relief is included within the indoor unit s packaging This is required to be installed The strain relief bracket and location to where this should be affixed on the unit s body is shown in Fig 33 and 34 A150303 Fig 33 Strain Relief Bracket A150304 Fig 34 Strain Relief Bracket Affixed to Cassette Body ...

Страница 16: ...4 2 1 20 19 0 30 36 50 208 230 3 253 197 71 0 9 3 1 20 12 8 20 36 60 460 3 506 414 38 0 5 6 0 60 7 6 15 Table 19 40MKCB C Electrical Data Indoor Unit Size BTU Hr V Ph Hz Voltage Range Fan Power Min V Max V FLA A Min Ckt Amp A Max Fuse CB Amp A 18K 208 230 1 60 187 253 0 332 1 15 24K 34K 208 230 1 60 187 253 0 8 1 15 Table 20 40MKQB C Electrical Data Indoor Unit Size BTU Hr V Ph Hz Voltage Range Fa...

Страница 17: ...uset hesam eorequ ivalentwire Legend Modelsp ecific fe ature CN1 CN17 CN111 Comp ressorsi gnal CN8 Fa n CN6 Co nnectors Livewire L1 Null lineL2 Nullline C interface interface CN33 R emotealarminterface CN23 R emotesw itchinterface CN13 P umpinterface CN14 S wingmotor interface CN5 Wa terlevel switchinterface CN10 D isplaybo ardinterface CN3 Ce ntralized control system Interface P1 Mag netismlinkin...

Страница 18: ...itchinterface CN13 P umpinterface CN14 S wingmotor interface CN5 Wa terlevels witchinterface CN10 D isplaybo ardinterface CN3 Ce ntralized controlsystem Inte rface P1 Magn etismlink interface CN15 M otorinterface T1 Room temperaturesens or T2 Pipe temperaturesenso r XT1 3po leterminalblock XT2 5po le terminalblock Notes 1 Tobewired inaccor dancew ithNational Electric N E C andloca lcodes 2 UseC op...

Страница 19: ... Run power wiring from disconnect switch to the cassette control box Use copper wire only 5 If any accessories are being installed refer to the individual accessory instructions for guidance on wire routing at this time Install All Power Interconnecting Wiring Piping and Drain Hose to Indoor Unit 1 Run the control wiring from the outdoor unit through the access hole in the wall and make sure you h...

Страница 20: ...tem compressor as a vacuum pump Using Vacuum Pump 1 Completely tighten flare nuts A B C D connect manifold gage charge hose to a charge port of the low side service valve see Fig 43 2 Connect charge hose to vacuum pump 3 Fully open the low side of manifold gage see Fig 44 4 Start vacuum pump 5 Evacuate using either deep vacuum or triple evacuation method 6 After evacuation is complete fully close ...

Страница 21: ...to determine the additional charge that is required beyond 25 ft 7 6 m 5 Charge should be added as liquid not gas slowly and care fully to low side to avoid liquid slugging 6 Start unit with operation test In test mode the unit will run in cooling and heating on heat pumps regardless if there is demand or not Test Operation For CASSETTE Perform test operation after completing gas leak and electric...

Страница 22: ...y be pumped down in order to make repairs on the low side without losing complete refrigerant charge 1 Attach pressure gage to suction service valve gage port 2 Front seat the mixed phase line valve UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damage or improper operation The unit coils hold only the factory designated amount of refrigerant Additional refrigerant may c...

Страница 23: ...ault Codes NO Malfunction Running lamp Timer lamp Defrosting lamp Alarm lamp Display digital tube 1 Open or short circuit of T1 temperature sensor X X X E2 2 Open or short circuit of T2 temperature sensor X X X E3 3 Indoor EEPROM X X E7 4 Water level alarm X X X E8 5 Refrigerant leakage detection X X EC NOTE O on X off flash at 5Hz flash at 0 5Hz Using the Emergency Button The Emergency button is ...

Страница 24: ... the circuit Drain refrigerant evacuate and recharge CAUTION Do not vent refrigerant to the atmosphere use refrigerant recovery equipment Obstructions at air intake or dirty indoor unit filters Remove obstruction and or clean filter Frequent Ice Build Up on Outdoor Coil Outdoor fan is stopped Check cause and repair Discharge Pressure Too High Outdoor coil dirty or obstructed Clean or remove obstru...

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