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40MKCF / 24AHA4 / 124ANS
40MKQF / 25HHA4 / 224ANS
Under Ceiling/Floor Console Ductless System
Sizes 18 to 54
Fig. 1 - - Indoor Unit, Outdoor Unit, and Remote Control
NOTE: Read the entire instruction manual before starting the
installation.
Installation Instructions
TABLE OF CONTENTS
CLEARANCES - - INDOOR
CLEARANCES - - OUTDOOR
WARNING
!
UNIT OPERATION AND SAFETY HAZARD
Failure to follow this warning could result in personal injury or
equipment damage.
Puron refrigerant systems operate at higher pressures than
standard R- -22 systems. To avoid damage to the unit or
possible personal injury, do not use R- -22 service equipment or
components on Puron refrigerant equipment.
SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service, maintenance,
or use can cause explosion, fire, electrical shock, or other
conditions which may cause death, personal injury, or property
damage. Consult a qualified installer, service 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 a fire
extinguisher available. Read these instructions thoroughly and follow
all warnings or cautions included in the unit literature and on labels
attached to the unit. Consult local building codes and current editions
of the National Electrical Code ( NEC ) NFPA 70. In Canada, refer to
current editions of the Canadian electrical code CSA 22.1.
Recognize safety information. This is the safety- -alert symbol
When you see this symbol on the unit and in instructions or manuals,
be alert to the potential for personal injury. Understand these signal
words; DANGER, WARNING, and CAUTION. These words are
used with the safety- -alert symbol. DANGER identifies the most
serious hazards which will result in severe personal injury or death.
WARNING signifies hazards which could result in personal injury or
death. CAUTION is used to identify unsafe practices which may
result in minor personal injury or product and property damage.
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Table of Contents
Related Manuals for CAC / BDP 40MKCF
Summary of Contents for CAC / BDP 40MKCF
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Page 1: Table Of Contents
40MKCF / 24AHA4 / 124ANS 40MKQF / 25HHA4 / 224ANS Under Ceiling/Floor Console Ductless System Sizes 18 to 54 Installation Instructions TABLE OF CONTENTS SAFETY CONSIDERATIONS PARTS LIST DIMENSIONS - - INDOOR DIMENSIONS - - OUTDOOR CLEARANCES - - INDOOR... -
Page 2: Parts List
PARTS LIST NOTE is used to highlight suggestions which will result in enhanced installation, reliability, or operation. TXV Kit WARNING The under ceiling/floor console 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 ELECTRICAL SHOCK HAZARD the packaging of the indoor unit. -
Page 3: Dimensions - Indoor
Outdoor Unit The following items are included with the outdoor unit: A09537 Fig. 5 - - 25HHA4/224ANS A09536 Table 3 – Outdoor Unit Parts Checklist Fig. 4 - - 24AHA/124ANS FILTER PISTON FLARE MODEL PISTONS DRIER CONNECTOR 24AHA4/124ANS 25HHA4/224ANS DIMENSIONS - INDOOR Unit: Bracket: Hook... -
Page 4: Dimensions - - Outdoor
DIMENSIONS - - OUTDOOR Fig. 7 - - Outdoor Unit Dimensions NOTE: Center of Gravity All dimensions are in “inches” unless noted. Table 5 – Dimensions Outdoor UNIT SIZE MINIMUM MOUNTING PAD DIMENSIONS 18,24 23” x 42” 30,36,48, 60 24” x 50”... -
Page 6: System Requirements
CLEARANCES - - INDOOR A0150267 Fig. 8 – 40MKCB**F, 40MKQB**F Unit Clearance CLEARANCES - - OUTDOOR SYSTEM REQUIREMENTS Clearances 1. Single Unit Applications: With coil facing wall: Allow 6” (152.4mm) minimum clearance on coil side and coil end and Allow sufficient space around the indoor and outdoor unit for 20”... - Page 7 Condensate Drain Pipe Sizes Communication Wiring: Refer to table 12 for the required sizes. A separate shielded Stranded copper conductor only, with a 600 volt rating and double insulated copper wire, must be used as the Table 12 – Drain Pipe Sizes communication wire from the outdoor unit to the indoor unit.
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Page 8: Installation
INSTALLATION 2. TXV Installation Location - - The TXV kit can be affixed directly to the COMPLETE PRE- - INSTALLATION CHECKS indoor unit or anywhere between 12 to 18 inches from the indoor unit pipe connection. 1. Unpack Unit - - Store the indoor and outdoor units in the original packaging until it is moved to the final site for CAUTION installation. - Page 9 CAUTION Liquid pipe Refrigerant Flow Direction Failure to follow the following caution may result in equipment damage or improper operation. indoor unit Insulate liquid and vapor pipes connecting to indoor and outdoor outdoor units. unit Fixing point for kit Gas pipe Flexable pipings TXV Kit (Field supply)
- Page 10 3. Initial Unit Dis- -assembly CAUTION Remove the screws on the front of the unit to open the grille. After removing the grille, remove the screws in the side Ensure that the ceiling is strong enough to bear the weight of panels.
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Page 11: Install Outdoor Unit
Make a trap of at least 2 in. (51 mm) in depth to prevent 1. Install the Drain Pipe for Wall- -Mounted Installation unpleasant odors from reaching the room. Remove the cover of the drain hose connection port. Insulate condensate pipe with condensation proof materi- Insert the flexible hose (field supplied, I.D.: 1”) to the al such as polyurethane, propylene, or neoprene of 3/16 drain hose port. - Page 12 3. Insulate both lines. A minimum of 1/2 inch foam pipe CAUTION insulation is recommended. 4. Run the refrigerant tubes as directly as possible and avoid PERSONAL INJURY AND/OR EQUIPMENT unnecessary turns and bends. DAMAGE HAZARD 5. Suspend refrigerant tubes to avoid damage to insulation or tubes so they do not transmit vibration to the structure.
- Page 13 2. Remove the plastic cap from the liquid and suction service WARNING valve on the heat pump outdoor unit and assemble the heating piston and piston cap supplied with the outdoor unit ELECTRICAL SHOCK HAZARD as shown in Fig. 26. Failure to follow this warning could result in personal injury or death.
- Page 14 Control Wiring Strain Relief Bracket for Indoor Units Thermostat wires should be used for control wiring between the A strain relief is included within the indoor unit’s packaging. This indoor and outdoor units. A two conductor cable is required for the is required to be installed.
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Page 15: Electrical Data
ELECTRICAL DATA Table 18 – 24AHA4/124ANS Electrical Data MAX FUSE** OPER VOLTS* COMPR UNIT SIZE --- --- V/PH voltage,series CKT BRK AMPS 18 --- ---3 56.3 11.8 24 --- ---3 62.9 10.9 14.1 30 --- ---3 14.1 18.3 208/230/1 36 --- ---3 14.1 18.8 48 --- ---3... - Page 16 Legend: ....Model s pecific feature CAP: C apacitor CN 1: Live wire L 1/Null line L2 CN 2/3: Transformer interface CN 25:Controls signal interface(C) CN 7: S ensor interface CN 20: Network module interface CN 12: Vertical s wing motor interface CN 13: horizontal s wing motor interface CN 10: D isplay board interface CN 15: C ompres sor signal interface...
- Page 17 Fig. 34 – 24AHA4/124ANS Wiring Diagram 208/230 - - 460V 3 phase Legen d: ....Model spec ific feature CAP: Capac itor CN 1: Live w ire L1 /Null line L2 CN 2/ 3: Tr ansformer interface CN 25 :Controls signal interface(R /C) CN 7: Sens or interface CN 20 : Network module interface...
- Page 18 OUTDOOR UNIT SCHEMATIC DIAGRAM Fig. 36 – 25HHA4/224ANS Wiring Diagram 208/230V 1 Phase Fig. 37 – 25HHA4/224ANS Wiring Diagram 208/230V 3 phase...
- Page 19 Fig. 38 – 225HHA4/224ANS Wiring Diagram 460V 3 phase...
- Page 20 RUN POWER WIRING FOR INDOOR UNIT NOTE: Tie together the refrigerant piping, the drain hose, and the electrical connection wires and ensure that the drain hose is at the Be sure field wiring complies with local building codes and NEC, bottom.
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Page 21: Start- -Up
6. Lubricate the end of the pipe and thread of the flare Indoor Unit Refrigerant Outdoor Unit connection with refrigerant oil. Tighten by hand and then Low Side use two wrenches (see Fig. 42) to tighten all connections. High Side Service Valve A07360 Fig. - Page 22 TEST OPERATION FOR UNDER Triple Evacuation Method CEILING/CONSOLE The triple evacuation method should only be used when vacuum pump is only capable of pumping down to 28 in. of mercury Perform test operation after completing gas leak and electrical vacuum and system does not contain any liquid water. Refer to Fig. safety check (see Fig.
- Page 23 SERVICE AND MAINTENANCE Pump- -down Procedure The system may be pumped down in order to make repairs on the WARNING low side without losing complete refrigerant charge. 1. Attach pressure gage to suction service valve gage port. ELECTRICAL SHOCK HAZARD 2.
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Page 24: Troubleshooting
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 the indoor unit. - Page 25 Table 23 – Troubleshooting PROBLEM POSSIBLE CAUSE SOLUTION 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 and Fan of the Outdoor Unit Will Not Start Compressor cycling protection is on Wait for 3 minutes.
- Page 26 Catalog No:40MKC(Q)B---F---02SI Copyright 2015 CAC / BDP D 7310 W. Morris St. D Indianapolis, IN 46231 Edition Date: 10/15 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations. Replaces: 40MKC(Q)B--- F--- 01SI...
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