Gebruiksaanwijzing /service van het product MMH24DA-1 van de fabrikant Heat Controller
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HEAT CONTROLLER, INC. Wall Mounted Multi-Zone Split System Air Conditioning / Heat Pump MMC18DA-1 MMH18DA-1 MMC24DA-1 MMH24DA-1 MMC36TA-1 MMH36TA-1.
2 W all Mounted Multi-Zone Split System Air Conditioner W all Mounted Multi-Zone Split System Air Conditioner Installation Manual T ABLE OF CONTENTS Installation Parts Pro vided ......................................... 3 Safety Precautions ..........
Installation Manual 3 Installation P ar ts Provided Installation P ar ts Pr ovided Type "A" screws and plastic anchors Type "B" screws Remote Control Holder Installation plate Standard Type more than 70 cm (27.6 inch) more than 30 cm (11.
4 W all Mounted Multi-Zone Split System Air Conditioner Do not use a defective or underrated circuit breaker . Use this appliance on a dedicated circuit. • There is risk of fire or electr ic shock. For electrical work, contact the dealer , seller , a qualified electrician, or an Authorized Service Center .
Installation Manual 5 Safety Precautions Do not modify or extend the power cable. • There is risk of fire or electr ic shock. Be cautious when unpacking and installing the product. • Shar p edges could cause injur y . Be especially careful of the case edges and the fins on the condenser and e vaporator .
6 W all Mounted Multi-Zone Split System Air Conditioner Saf ety Precautions CAUTION ■ Installation Alwa ys check f or gas (refrigerant) leakage after installation or repair of product. • Low refrigerant le vels ma y cause f ailure of product. Install the drain hose to ensure that water is drained awa y properl y .
Installation Manual 7 Installation of Indoor , Outdoor Unit Installation of Indoor , Outdoor Unit Read completely , then follow step b y step. Indoor unit 1. Does not hav e any heat or steam near the unit. 2. Select a place where there are no obstacles in front of the unit.
Seaside Applications and Installation 8 W all Mounted Multi-Zone Split System Air Conditioner Installation of Indoor , Outdoor Unit 1. Air conditioners should not be installed in areas where corrosive gases, such as acid or alkaline gas, are produced.
Installation Manual 9 Installation of Indoor , Outdoor Unit Multi-Zone Piping Recommendations: Piping length and elev ation 18K BTU/h 30 m (100 ft) 15 m (50 ft) 3 m (10 ft) 7.5 m (25 ft) 7.5 m (25 ft) 24K BTU/h 30 m (100 ft) 15 m (50 ft) 3 m (10 ft) 7.
• Drill the piping hole with a Ø 70 mm ( Ø 2.75 inch) hole core drill. Drill the piping hole at either the right or the left with the hole slightly slanted to the outdoor side.
Installation Manual 11 Flaring W or k and Connection of Piping Flaring W ork and Connection of Piping Flaring w ork Main cause f or gas leakage is due to defect in flaring work. Carry out the correct flar ing work b y using the f ollowing procedures. Cut the pipes 1.
12 W all Mounted Multi-Zone Split System Air Conditioner Flaring W or k and Connection of Piping Check 1. Compare the flared work with the figure on the right. 2. If a flared section is def ective , cut it off and repeat the flaring process again. Indoor 1.
Installation Manual 13 Flaring W or k and Connection of Piping 4. Indoor unit installation Hook the indoor unit onto the upper por tion of the installation plate.(Engage the two hooks of the rear top of the indoor unit with the upper edge of the installation plate.
14 W all Mounted Multi-Zone Split System Air Conditioner Flaring W or k and Connection of Piping 1. Route the indoor tubing and the drain hose to the required piping hole position. 2. Inser t the piping, drain hose , and the connecting cable into the piping hole .
Installation Manual 15 Flaring W or k and Connection of Piping Wrap the insulation material around the connecting portion. 1. Ov erlap the connection pipe insulation and the indoor unit pipe heat insulation material. Bind them together with vinyl tape so that there is no gap .
16 W all Mounted Multi-Zone Split System Air Conditioner Flaring W or k and Connection of Piping Installation Inf or mation. For left piping. F ollow the instruction below . Best Practice • Press on the upper side of clamp and unf old the tubing to slowly downward.
Installation Manual 17 Flaring W or k and Connection of Piping Outdoor Align the center of the piping and sufficiently tighten the flare nut b y hand. Finally , tighten the flare nut with a torque wrench until the wrench clicks .
18 W all Mounted Multi-Zone Split System Air Conditioner 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 b y connecting the wires to the terminals on the control board individuall y according to the outdoor unit connection.
Installation Manual 19 Connecting the Cable between Indoor Unit and Outdoor Unit Connect the cable to the Outdoor unit 1. Remov e the control cover from the unit b y loosening the screws . Connect the wires to the terminals on the control board individually per the f ollowing.
20 W all Mounted Multi-Zone Split System Air Conditioner Connecting the Cable between Indoor Unit and Outdoor Unit (1) Remov e two-caps on the conduit panel. (f or low v oltage line) (2) Pull the connection cable through conduit. (3) After conduit is through the panel, secure the nut on the opposite side of panel.
Installation Manual 21 Connecting the Cable between Indoor Unit and Outdoor Unit Connect the cable to the indoor unit CA UTION: Pro vide a circuit breaker between po wer source and the unit as shown belo w . Air Conditioner Circuit Breaker Use a circuit breaker or time delay fuse .
22 W all Mounted Multi-Zone Split System Air Conditioner Checking the Drainage , Insulating the Pipe and Special Piping Applications Chec king the Drainage , Insulating the Pipe and Special Piping Applications Chec king the drainage T o c heck the drainage.
Installation Manual 23 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 unit with insulation material and secure it with two kinds of vin yl tape.
24 W all Mounted Multi-Zone Split System Air Conditioner Air Purging and Evacuation Air Pur ging and Ev acuation Air and moisture remaining in the refrigerant system hav e undesirable eff ects as indicated below . 1. Pressure in the system rises. 2. Operating current rises.
Installation Manual 25 1. Connect the charge hose end described in the preceding steps to the vacuum pump to e vacuate the tubing and indoor unit. Confirm the "Lo" knob of the manifold v alve is open. Then, r un the v acuum pump. The operation time f or ev acuation varies with tubing length and capacity of the pump .
26 W all Mounted Multi-Zone Split System Air Conditioner Char ging ■ Each outdoor unit is f actor y charged (see rating plate) f or the ev aporator as well as a 7.5 m (25 ft) line set f or each indoor line. Any time total line set is used either shorter or longer then the nominal, which is for Single Zone = 7.
T est Running Installation Manual 27 1. Check that all tubing and wiring ha ve been properly connected. 2. Check that the gas and liquid side service valv es are fully open. Prepare remote control Remov e the batter y cov er by pulling it according to the arrow direction.
P/No . : MFL39059502 03-18-08 Specifications and performance data subject to change without notice..
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