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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.
Installation Instructions
TABLE OF CONTENTS
SAFETY CONSIDERATIONS
PARTS LIST
DIMENSIONS - - INDOOR
DIMENSIONS - - OUTDOOR
CLEARANCES - - INDOOR
CLEARANCES - - OUTDOOR
SYSTEM REQUIREMENTS
INSTALLATION
INSTALL INDOOR UNIT
INSTALL OUTDOOR UNIT
ELECTRICAL DATA
START- -UP
TROUBLESHOOTING
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 40MKCB**F/24AHA4
Summary of Contents for CAC / BDP 40MKCB**F/24AHA4
- Page 1 40MKCB**F/24AHA4 40MKCB**F/124ANS 40MKQB**F/25HHA4 40MKQB**F/224ANS Under Ceiling/Floor Console Ductless Split Sizes 18 to 54 Installation Instructions TABLE OF CONTENTS SAFETY CONSIDERATIONS PARTS LIST DIMENSIONS - - INDOOR DIMENSIONS - - OUTDOOR CLEARANCES - - INDOOR CLEARANCES - - OUTDOOR SYSTEM REQUIREMENTS...
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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
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
DIMENSIONS - - OUTDOOR Fig. 7 - - Outdoor Unit Dimensions NOTE: Center of Gravity All dimensions are in “inches” unless noted. MINIMUM UNIT SIZE MOUNTING PAD DIMENSIONS 18,24 23” x 42” 30,36,48 24” x 50”... -
Page 6: Clearances
CLEARANCES - - INDOOR ≥35mm ≥1000mm 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: Refrigerant Charge
Condensate Drain Pipe Sizes Communication Wiring: Refer to table 11 for the required sizes. A separate shielded copper conductor only with a minimum 300 volt rating and 2/64 inch thick insulation must be used as the Table 11 – Drain Pipe Sizes communication wire from the outdoor unit to the indoor unit. -
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 indoor damage or improper operation. 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 Disassembly CAUTION Remove the screws on the front of the unit to open the grille. Ensure that the ceiling is strong enough to bear the weight of After removing the grille, remove the screws in the side the unit.
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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.
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Page 13: Control Wiring
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 Note: dimensions are in millimeters (mm) A150308 Fig. 30 – Strain Relief Bracket Strain Relief Bracket Location A150280 Fig. 28 – 40MKCB**F/24AHA4 or 124ANS Connecting A150307 diagram Fig. 31 – Strain Relief Bracket Affixed to Under Ceiling Body A150282 Fig. 29 – 40MKQB**F / 25HHA4 or 224ANS Connecting...
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Page 15: Electrical Data
ELECTRICAL DATA Table 17 – 24AHA4/124ANS Electrical Data MAX FUSE** OPER VOLTS* COMPR UNIT SIZE - -- - V/PH voltage,series CKT BRK AMPS 18- -- -30 56.3 11.8 24- -- -30 62.9 10.9 14.1 30- -- -30 208/230/1 14.1 18.3 36- -- -30 14.1 18.8... - 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 Legen d: ....Model spec ific fe ature CAP: Capac itor CN 1: Live w ire L1 /Null line L2 CN 2/ 3: Tr ansfor mer interface CN 25 :Contr ols signal interface(R /C) CN 7: Sens or interface CN 20 : Netw ork module interface CN 12 : Ver tical s wing motor interface CN 13 : horiz ontal s wing motor interface CN 10 : Disp lay bo ard interface...
- Page 18 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 19: 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. 39) to tighten all connections. High Side Service Valve A07360 Fig. -
Page 20: Manual Operation
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 21: Service And Maintenance
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. -
Page 22: 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 23 Table 22 – 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 24 Catalog No:40MKC(Q)B---F---01SI 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. Replaces: NEW...