Carrier 45MAHAQ06XA3 Installation Instructions Manual

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Installation instruction (38 pages)

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45MAHAQ

High Wall Unit Ductless System

Sizes 06K-36K

Fig. 1 - Sizes 06K-36K

NOTES: Read the entire instruction manual before starting the

installation. Images are for illustration purposes only.

Actual models may differ slightly.

Installation Instructions

Specifications subject to change without notice.

SAFETY CONSIDERATIONS........................................................2

ACCESSORIES................................................................................7

MODEL NUMBERS........................................................................8

CAPACITY ......................................................................................8

DIMENSIONS..................................................................................9

ELECTRICAL DATA......................................................................10

INSTALLATION OVERVIEW.......................................................10

INSTALLATION SUMMARY........................................................11

INDOOR UNIT INSTALLATION ..................................................14

Step 1: Select Installation Location ..................................................14

Step 2: Drill Wall Hole for Connecting Piping ................................15

Step 3: Install Refrigerant Pipe & Drain Hose .................................16

Step 4: Electrical Work Preparation .................................................19

Step 5: Wrap Piping and Cables .......................................................20

Step 6: Mount the Indoor Unit..........................................................21

WIRELESS REMOTE CONTROLLER INSTALLATION............23

OPTIONAL WIRED WALL-MOUNTED REMOTE CONTROL IN-

STALLATION .................................................................................23

TROUBLESHOOTING ...................................................................24

DUCTLESS START-UP CHECKLIST - Single Zone ....................27

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Page 1: Table Of Contents
45MAHAQ High Wall Unit Ductless System Sizes 06K-36K Installation Instructions TABLE OF CONTENTS PAGE SAFETY CONSIDERATIONS............2 ACCESSORIES................7 MODEL NUMBERS................8 CAPACITY ..................8 DIMENSIONS..................9 ELECTRICAL DATA..............10 INSTALLATION OVERVIEW............10 Fig. 1 — Sizes 06K-36K INSTALLATION SUMMARY............11 INDOOR UNIT INSTALLATION ..........14 NOTES: Read the entire instruction manual before starting the Step 1: Select Installation Location ..........14 installation.
Page 2: Safety Considerations
45MAHAQ: Installation Instructions SAFETY CONSIDERATIONS WARNING Installing, starting up, and servicing air- conditioning equipment can be hazardous due to system pressures, electrical components, and equipment location (roofs, elevated structures, etc.). ELECTRICAL SHOCK HAZARD Only trained, qualified installers and service mechanics should install, Failure to follow this warning could result in personal injury or start- up, and service this equipment.
Page 3 45MAHAQ: Installation Instructions WARNING WARNING FOR FLAMMABLE REFRIGERANTS Turn off the air conditioner and disconnect the power before performing any installation or repairing. Failure to do so can cause Do not use means to accelerate the defrosting process or to clean, electric shock.
Page 4 45MAHAQ: Installation Instructions Table 1 —A (min) HINST: HEIGHT ABOVE FLOOR LEVEL TO CENTER OF INDOOR UNIT / FEET (METERS) ≤ 7.2 (2.2) 7.5 (2.3) 7.9 (2.4) 8.5 (2.6) 9.2 (2.8) 9.8 (3.0) ≤ 3.91 (1.776) 12 (1.10) 4.0 (1.8) 60 (5.53) 57 (5.29) 55 (5.07)
Page 5 45MAHAQ: Installation Instructions 1. Installation (where refrigerant pipes are allowed) Any person who is involved with working on or breaking into a tested prior to refrigerant charging, according to the following refrigerant circuit should hold a current valid certificate from an requirements: industry-accredited assessment authority, which authorizes their The required nitrogen test pressure is 500 PSI.
Page 6 45MAHAQ: Installation Instructions NOTE: Examples of leak detection fluids are 8. Charging Procedures - bubble method, In addition to conventional charging procedures, the following - fluorescent method agents. requirements shall be followed: Works shall be undertaken with appropriate tools only (in case of If a leak is suspected, all open flames shall be removed/ uncertainty, consult the manufacturer of the tools for use with extinguished.
Page 7: Accessories
45MAHAQ: Installation Instructions ACCESSORIES The system is shipped with the following accessories. Use all of the installation parts and accessories to install the system. Improper installation may result in water leakage, electrical shock and fire, or cause the equipment to fail. Keep the installation manual in a safe place and do not discard any other accessories until the installation has been completed.
Page 8: Model Numbers
Φ3/4 in (Φ19mm) Φ3/8 in (Φ 9.52mm) Φ5/8 in (Φ16mm) MODEL NUMBERS Table 5 — Indoor Model Numbers System Tons BTUh Voltage Carrier 12,000 115-1 45MAHAQ12XA1* 6,000 208/230-1 45MAHAQ06XA3 0.75 9,000 208/230-1 45MAHAQ09XA3 12,000 208/230-1 45MAHAQ12XA3 18,000 208/230-1 45MAHAQ18XA3 24,000 208/230-1 45MAHAQ24XA3...
Page 9: Dimensions
45MAHAQ: Installation Instructions DIMENSIONS Table 7 — Dimensions SYSTEM SIZE 12K 115V 115V (208/230 V) (208/230 V) (208/230 V) (208/230 V) (208/230 V) (208/230 V) (208/230 V) (208/230 V) Height (H) 11.61(295) 11.61(295) 11.61(295) 11.61(295) 12.56(319) 14.57(370) 14.57(370) 14.57(370) 14.57(370) (mm) Width (W) 31.30(795)
Page 10: Electrical Data
45MAHAQ: Installation Instructions ELECTRICAL DATA Table 8 — Electrical Data OUTDOOR UNIT (115 V) (208/230V) Minimum Circuit Ampacity (MCA) Voltage-Phase-Frequency 115-1-60 208/230-1-60 Max – Min 127-104 253-187 Voltage Range LEGEND FLA - Full Load Amps MCA - Minimum Circuit Amps MOP- Maximum Overcurrent Protection INSTALLATION OVERVIEW PARTS LIST...
Page 11: Installation Summary
45MAHAQ: Installation Instructions INSTALLATION SUMMARY Distance from ceiling is determinded by the installation method. >5.9in (14.97cm) >4.75in >4.75in (12cm) (12cm) 90.55in(1.8m) Fig. 4 —Select Installation Location Fig. 5 — Attach Mounting Plate Fig. 6 — Determine Wall Hole Position Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Page 12 45MAHAQ: Installation Instructions Fig. 7 — Drill Hole Wall Fig. 8 — Prepare Drain Hose Fig. 9 — Wrap Piping and Drain Hose Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Page 13 45MAHAQ: Installation Instructions Fig. 10 — Connect Wiring Fig. 11 — Connect Piping Fig. 12 — Mount Indoor Unit Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Page 14: Indoor Unit Installation
45MAHAQ: Installation Instructions INDOOR UNIT INSTALLATION Step 1: Select Installation Location NOTE: Before installing the indoor unit, refer to the label on the unit box to ensure that the model number of the indoor unit matches the model number of the outdoor unit. The following are standards that will help you select an appropriate location for the unit.
Page 15: Step 2: Drill Wall Hole For Connecting Piping
45MAHAQ: Installation Instructions Step 2: Drill Wall Hole for Connecting Piping Horizontal direction ruler Determine Wall Hole Location Vertical direction inch LIQUID ruler inch NOTE: The size of the wall hole is determined by the connecting RECOMMAND pipes. When the size of the gas side connecting pipe is 5/ BUBBLE 8”(16mm) or more, the wall hole should be 3.54in(90mm).
Page 16: Step 3: Install Refrigerant Pipe & Drain Hose
45MAHAQ: Installation Instructions Drill Wall Hole Step 3: Install Refrigerant Pipe & Drain Hose CAUTION Prepare Refrigerant Piping 1. Based on the position of the wall hole relative to the mounting plate, choose the side from which the piping exits the unit. You have four When drilling the wall hole, make sure to avoid wires, options for the exit direction of the piping.
Page 17 45MAHAQ: Installation Instructions 1-3/16~2in 1-3/16~2in (30-50mm) (30-50mm) Move to left or right If you need to cut the plastic panel, cut as shown above. Open the cover Fig. 20 — Knock-Out Panel and unscrew the screw 3. Use the holder at the back of the unit to prop up the unit, providing you with enough room to connect the refrigerant piping, and drain hose.
Page 18: Connect Drain Hose
45MAHAQ: Installation Instructions NOTE: Keep in mind that the hooks on the mounting plate are 1. The drain hose can be attached to the left or right side. To ensure proper smaller than the holes on the back of the unit. If you find that drainage, attach the drain hose on the same side that your refrigerant you don’t have ample room to connect embedded pipes to the piping exits the unit.
Page 19: Step 4: Electrical Work Preparation
45MAHAQ: Installation Instructions Step 4: Electrical Work Preparation Connection Diagrams WARNING CONNECTING CABLE OUTDOOR Before performing any electrical work, read these TO INDOOR regulations before performing any electrical or wiring work, turn off the main power to the system. 1. All wiring must comply with local and national electrical codes, regulations and must be installed by a licensed electrician.
Page 20: Step 5: Wrap Piping And Cables
45MAHAQ: Installation Instructions Step 5: Wrap Piping and Cables NOTE: Before passing the piping, and drain hose through the wall hole, you must bundle them together to save space, protect them, and insulate them. 1. Bundle the drain hose, refrigerant pipes. Indoor Unit First open the front panel, then remove the lower panel.
Page 21: Step 6: Mount The Indoor Unit
45MAHAQ: Installation Instructions Step 6: Mount the Indoor Unit • Before performing the refrigerant piping connection, always wear work gloves and goggles, and remember that the connectors A and B are not allowed to face people directly. Hook it • Keep pressing the cross-shape part of connector B with a wrench or channel locks for about 5~10 seconds until the red protruding point of connector A retracts completely.
Page 22 45MAHAQ: Installation Instructions 10. Piping: Apply a small amount of refrigerant oil to the flare connection Cut the pipe, with a pipe cutter, at 90 degrees (see Fig. 33). on the tubing. Remove the service connection (if provided with the unit). Align the center of the pipes and/or service valve.
Page 23: Wireless Remote Controller Installation
45MAHAQ: Installation Instructions WIRELESS REMOTE CONTROLLER OPTIONAL WIRED WALL-MOUNTED INSTALLATION REMOTE CONTROL INSTALLATION The wired remote controller comes with the following items: • A set of installation instructions and owner's manuals • 3 M4X20 Screws to mount on the wall •...
Page 24: Troubleshooting
45MAHAQ: Installation Instructions TROUBLESHOOTING Table 11 — Error Codes Display Malfunction and Protection Indication EC07 ODU Fan Speed Out of Control ODU EEPROM Parameter Error EC51 EC52 ODU Coil Temperature Sensor(T3) error ODU Ambient Temperature Sensor (T4) Error EC53 COMP. Discharge Temperature Sensor (TP) Error EC54 IDU Coil Temperature Sensor (T2B) Error EC56...
Page 25 45MAHAQ: Installation Instructions COMMON ISSUES Table 13 — Common Issues ISSUE POSSIBLE CAUSE The Unit has a 3-minute protection feature that prevents the unit from overloading. The unit can- Unit does not turn on when pressing ON/OFF. not be restarted within three minutes of being turned off. The unit may change its setting to prevent frost from forming on the unit.
Page 26 45MAHAQ: Installation Instructions CAUTION When troubles occur, check the following points before contacting a repair company. Table 14 — Common Issues PROBLEM POSSIBLE CAUSES SOLUTION Temperature setting may be higher than ambient Lower the temperature setting room temperature The heat exchanger on the indoor or outdoor unit is Use Clean function by remote control to dirty clean the affected heat exchanger...
Page 27: Ductless Start-Up Checklist - Single Zone
45MAHAQ: Installation Instructions DUCTLESS START-UP CHECKLIST - Single Zone Installation Data Site Address:_______________________________________________________________________________________________________ City:________________________________________________________ State:___________ Zip Code:__________________ Installing Contractor:______________________________________________________ Contractor Contact #: ( ) _____-___________ Job Name:_______________________________________________________________ Start-up Date:_____________________________ Distributor:_______________________________________________________________ System Details UNITS MODEL NO. SERIAL NO. CONTROLLER OUTDOOR UNIT INDOOR UNIT A Are the outdoor unit and indoor unit compatible? YES:______ NO:______...
Page 28: Performance Check
Outdoor Unit Error Code: Wall Controller: 24V Interface: Comments: __________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________ © 2024 Carrier. All rights reserved. Edition Date: 07/24 Catalog No: 45MAHA-01SI Replaces: NEW Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

Carrier 45MAHAQ06XA3 Installation Instructions Manual

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