Midea Air Conditioner Installation Manual

Two-way cassette type digital scroll and dc/ac inverter commercial air-conditioner

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Owner's manual (12 pages)

Owner's manual (18 pages)

Table Of Contents

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Summary of Contents for Midea Air Conditioner

Page 1 Two-way Cassette Type Digital Scroll and DC/AC Inverter Commercial Air-conditioner The Digital Scroll and DC/AC Inverter share the same indoor units. Thank you very much for purchasing our air conditioner, please read this manual carefully and keep it for future reference.
Page 2: Table Of Contents
Improper installation, repair, and maintenance may result in CONTENTS PAGE electric shocks, short-circuit, leaks, fire or other damage to the equipment. 1. PRECAUTIONS..................1 Install according to this installation instructions strictly. 2. INSTALLATION INFORMATION............2 If installation is defective, it will cause water leakage, 3.
Page 3: Installation Information
When installing the indoor unit or its tubing, please follow this manual as strictly as possible. If the air conditioner is installed on a metal part of the building, it must be electrically insulated according to the CAUTION relevant standards to electrical appliances.
Page 4: Attached Fittings
3. ATTACHED FITTINGS Please check whether the following fittings are of full scope. If there are some spare fittings , please restore them carefully. Qty. Shape Usage Accessory name Indoor Unit Installtion Instruction(Please Do Installation & Owner’s Manual This Book Hand to User) Heat-insulated Pipe Use for heat-insulating of pipe connecting parts...
Page 5: Installation
4. INSTALLATION CAUTION 4.1 Installation place Installing the equipment in any of the following places may lead to faults of the equipment (if that is inevitable, consult the supplier): The indoor unit should be installed in a location that meets the following reauirements: A.
Page 6 NOTE positions. All the pictures in this manual are for explanation purpose only. 6) Please use M10 hanging bolt. They may be slightly different from the air conditioner you purchased(depend on model).The actual shape shall prevail. installation manual...
Page 7: Indoor Unit Installation
● Fix the pattern paper to the down side of indoor unit with panel 4.3 Indoor unit installation fixing screw. Adjust the size of ceiling hole according to pattern paper. Overhanging the indoor unit Pattern paper ● Adjust the gasket (down side) to 150mm over the ceiling . Down side of pattern paper Down side of ceiling Hanging Bolt...
Page 8: Layout The Drain Pipe
Table: 4-2 3) Water-pumping pipe and drainpipe from main body must be wrapped by insulation tube evenly, and bound by tighten band for obstructing air getting in and coagulation. Steel beam and girder structure 4) Prevent from water backflow into unit inside during shutdown, the drain pipe shall place down side and drain water to outdoor Set and use supportive angle steel.
Page 9: Install The Connecting Pipe
The drain plug on the side of the main unit is using for dewatering the air, screw up the nut at the maintenance orifice. the water pond when the air conditioner came out fault and a.Precautions for the flexible part of the pipeline maintaining, while using the unit please stuff this drain plug, for i.The bend angle shall not exceed 90°.
Page 10: Leak Detection
i. When bending the pipe, cut out a notch of the desired size at the 2. Tighten the nut bend of the adiabatic pipe, and then expose the pipe (wrap the pipe Align with the connective pipe, screw up the connection pipe nut with the wrapping tape after bending it).
Page 11: Wiring
1) Special power shall be applied within rated voltage range. outdoor unit signal wires can only be led out and connect from External circuit of this air conditioner must be grounded that the outdoor main unit. means power cable of outdoor unit shall be jointed with external grounding wire reliable.
Page 12 Outdoor Unit (All the shielding terminals of the shielding wires connect to the metal plate of the electric control box “ ”) (P Q E) Signal wires between indoor and outdoor units Connect all shielding layer of the shielding wires (P Q E) Signal wires of indoor and outdoor units...
Page 13: Control Operation
8.3 Main board Code designation 8. CONTROL OPERATION Hoursepower set SW1 definition S W1 1 means factory test mode ● 0 means add. auto searching mode ● (default setting) 123 4 S W1 1 means factory test mode ● 0 means AC fan Is chosen ●...
Page 14: Fault Code/Indicating Meaning
0/1 definition SW5 definition SW 5 00 means temperature compensation is ● Means 0 6 degrees under heating mode SW 5 01 means temperature compensation is ● Means 1 2 degrees under heating mode S W5 8.4 Fault code and indicating meaning 10 means temperature compensation ●...
Page 15: Test Operation
Whether there is vibration or abnormal noise during operation. ● ● The ground wiring is connected correctly. Whether the air conditioner heats well in the case of the ● HEATING/COOLING type. ● The length of the tubing and the added stow capacity of the refrigerant have been recorded.

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