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Table of Contents
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Summary of Contents for Heat Controller MMC18DA-1
- Page 1 HEAT CONTROLLER, INC. Wall Mounted Multi-Zone Split System MMC18DA-1 MMH18DA-1 MMC24DA-1 MMH24DA-1 MMC36TA-1 MMH36TA-1 Air Conditioning / Heat Pump...
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Page 2: Table Of Contents
Wall Mounted Multi-Zone Split System Air Conditioner Installation Manual TABLE OF CONTENTS Installation Requirements Required Tools Installation Parts Provided .........3 ❏ Level gauge ❏ Screw driver Safety Precautions ............4 ❏ Electric drill Installation of Indoor, Outdoor Unit......7 ❏ Hole core drill (ø 70 mm/ø 1.97 inch) Select the best location ...........7 ❏... -
Page 3: Installation Parts Provided
Installation Parts Provided Installation Parts Provided Standard Type Installation plate Type "A" screws and plastic anchors Remote Control Holder Type "B" screws 18/24K BTU/h Air Intake (side, rear) more than 30 cm (11.8 inch) more than more than 30 cm 30 cm (11.8 inch) (11.8 inch) -
Page 4: Safety Precautions
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. I Incorrect operation due to ignoring instructions will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury. - Page 5 Safety Precautions Do not modify or extend the Be cautious when For installation, always power cable. unpacking and installing contact the dealer or an the product. Authorized Service Center. • There is risk of fire or electric • Sharp edges could cause •...
- Page 6 Safety Precautions I Operation Do not store or use flammable gas or combustibles near the product. • There is risk of fire or failure of product. G a s o l i n CAUTION I Installation Always check for gas Install the drain hose to Keep level even when (refrigerant) leakage after...
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Page 7: Installation Of Indoor, Outdoor Unit
Installation of Indoor, Outdoor Unit Installation of Indoor, Outdoor Unit Read completely, then follow step by step. Select the best location Indoor unit Indoor Unit 1. Does not have any heat or steam near the More than 10 cm unit. (3.9 inch) More than 20 cm 2. -
Page 8: Seaside Applications And Installation
Installation of Indoor, Outdoor Unit Seaside Applications and Installation 1. Air conditioners should not be installed in areas where corrosive gases, such as acid or alkaline gas, are produced. 2. Do not install the product where it could be exposed to sea wind (salty wind) directly. It can result in corrosion to the product. -
Page 9: Piping Length And Elevation
Installation of Indoor, Outdoor Unit Piping length and elevation Multi-Zone Piping Recommendations: Max Elevation Max total length Max length of Min length of Max elevation between each Capacity of all pipes each pipe each pipe between indoor indoor unit and (A+B/A+B+C) (A/B/C) (A/B/C) -
Page 10: Mounting Installation Plate
Installation of Indoor, Outdoor Unit Mounting Installation Plate The wall you select should be strong and solid Installation Plate enough to prevent vibration 1. Mount the installation plate on the wall with type "A" screws. If mounting the unit on a concrete wall, use anchor bolts. -
Page 11: Flaring Work And Connection Of Piping
Flaring Work and Connection of Piping Flaring Work and Connection of Piping Flaring work Main cause for gas leakage is due to defect in flaring work. Carry out the correct flaring work by using the following procedures. Cut the pipes 1. -
Page 12: Connecting The Piping
Flaring Work and Connection of Piping Check 1. Compare the flared work with the figure on Smooth all round the right. Inside is shiny without scratches 2. If a flared section is defective, cut it off and = Improper flaring = repeat the flaring process again. - Page 13 Flaring Work and Connection of Piping 4. Indoor unit installation Hook the indoor unit onto the upper portion of the installation plate.(Engage the two hooks Connecting cable of the rear top of the indoor unit with the upper edge of the installation plate.) Ensure Drain hose that the hooks are properly seated on the installation plate by moving it left and right.
- Page 14 Flaring Work and Connection of Piping For left rear piping 1. Route the indoor tubing and the drain hose to the required piping hole position. Connecting 2. Insert the piping, drain hose, and the cable connecting cable into the piping hole. 3.
- Page 15 Flaring Work and Connection of Piping Wrap the insulation material around the Plastic bands Insulation material connecting portion. 1. Overlap the connection pipe insulation and the indoor unit pipe heat insulation material. Bind them together with vinyl tape so that there is no gap.
- Page 16 Flaring Work and Connection of Piping Installation Information. For left piping. Follow the instruction below. Best Practice • Press on the upper side of clamp and unfold the tubing to slowly downward. Worst Practice • Bending the pipe from right to left may cause damage to the tubing. 16 Wall Mounted Multi-Zone Split System Air Conditioner...
- Page 17 Flaring Work and Connection of Piping Outdoor Align the center of the piping and sufficiently tighten the flare nut by hand. Finally, tighten the flare nut with a torque Outdoor unit wrench until the wrench clicks. 18/24K BTU/h • When tightening the flare nut with the torque wrench, ensure the direction for tightening follows the arrow on the wrench.
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Page 18: Connecting The Cable Between Indoor Unit And Outdoor Unit
Connecting the Cable between Indoor Unit and Outdoor Unit Connecting the Cable between Indoor Unit and Outdoor Unit Connect the cable to the Indoor unit Connect the cable to the indoor unit by connecting the wires to the terminals on the control board individually according to the outdoor unit connection. -
Page 19: Connect The Cable To The Outdoor Unit
Connecting the Cable between Indoor Unit and Outdoor Unit Connect the cable to the Outdoor unit 1. Remove the control cover from the unit by Outdoor unit loosening the screws. Connect the wires to the terminals on the Terminal block control board individually per the following. -
Page 20: Methods Of Connecting The Cable
Connecting the Cable between Indoor Unit and Outdoor Unit Methods of connecting the cable (1) Remove two-caps on the conduit panel. (for low voltage line) (2) Pull the connection cable through conduit. (3) After conduit is through the panel, secure the nut Terminal on the opposite side of panel. -
Page 21: Connect The Cable To The Indoor Unit
Connecting the Cable between Indoor Unit and Outdoor Unit CAUTION: Provide a circuit breaker between power source and the unit as shown below. Main power source Power source Fuse or breaker Model Capacity 18K BTU/h 1Ø, 230 / 208V 20 A Circuit Breaker Conditioner 24K BTU/h... -
Page 22: Checking The Drainage, Insulating The Pipe And Special Piping Applications
Checking the Drainage, Insulating the Pipe and Special Piping Applications Checking the Drainage, Insulating the Pipe and Special Piping Applications Checking the drainage To check the drainage. 1. Pour a glass of water into the evaporator. 2. Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out through the drain exit. -
Page 23: Insulating The Pipe And Special Piping Applications
Checking the Drainage, Insulating the Pipe and Special Piping Applications Insulating the Pipe and Special Piping Applications Insulate the piping by wrapping the connecting portion of the indoor Seal a small unit with insulation material and opening around the pipings with Taping secure it with two kinds of vinyl gum type sealant. -
Page 24: Air Purging And Evacuation
Air Purging and Evacuation Air Purging and Evacuation Air and moisture remaining in the refrigerant system have undesirable effects as indicated below. 1. Pressure in the system rises. 2. Operating current rises. 3. Cooling(or heating) efficiency drops. 4. Moisture in the refrigerant circuit may freeze and block capillary tubing. 5. -
Page 25: Evacuation
Air Purging and Evacuation Evacuation 1. Connect the charge hose end described in the preceding steps to the vacuum pump to evacuate the tubing and indoor unit. Indoor unit Confirm the "Lo" knob of the manifold valve is open. Then, run the vacuum pump. The operation time for evacuation varies with tubing length and capacity of the pump. -
Page 26: Charging
Charging Charging I Each outdoor unit is factory charged (see rating plate) for the evaporator as well as a 7.5 m (25 ft) line set for each indoor line. Any time total line set is used either shorter or longer then the nominal, which is for Single Zone = 7.5m, Dual Zone = 15m, and Tri-Zone = 22.5 (Single Zone = 25ft, Dual Zone = 50ft, and Tri Zone = 75 ft), the line set length the refrigerant charge has to be adjusted. -
Page 27: Test Running
Test Running Test Running 1. Check that all tubing and wiring have been properly connected. 2. Check that the gas and liquid side service valves are fully open. Prepare remote control Remove the battery cover by pulling it according to the arrow direction. Insert new batteries making sure that the (+) and (–) of battery are installed correctly. - Page 28 Specifications and performance data subject to change without notice. 03-18-08 P/No. : MFL39059502...