Mitsubishi Electric MXZ-3A30NA Installation Manual
Split-type air-conditioner
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Also See for MXZ-3A30NA:
- Installation manual (21 pages) ,
- Specifications (3 pages) ,
- Service manual (138 pages)
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Split-type Air-Conditioner
MXZ-3A30NA
MXZ-4A36NA
INSTALLATION MANUAL
• Refer to the installation manual of each indoor unit for indoor unit in-
stallation.
This manual mentions how to install only the outdoor unit (MXZ-3A30NA, MXZ-
4A36NA). As for the way of installation for indoor unit, please refer to the installa-
tion manual being attached each indoor unit.
The installation manual details the suggested installation method.
Any structural alterations necessary for installation must comply with local build-
ing code requirements.
CONTENTS
1. BEFORE INSTALLATION ..............................................................................2
2. OUTDOOR UNIT INSTALLATION .................................................................5
3. FLARING WORK AND PIPE CONNECTION.................................................7
4. PURGING PROCEDURES, LEAK TEST, AND TEST RUN...........................8
FOR INSTALLER
ATTENTION
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Summary of Contents for Mitsubishi Electric MXZ-3A30NA
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Page 1: Installation Manual
Français Español ATTENTION This manual mentions how to install only the outdoor unit (MXZ-3A30NA, MXZ- 4A36NA). As for the way of installation for indoor unit, please refer to the installa- tion manual being attached each indoor unit. The installation manual details the suggested installation method. -
Page 2: Before Installation
Max. pipe length per indoor Max. Max. no. of bends per in- Refrigerant adjustment A Voltage height difference MXZ-3A30NA 208/ 60 Hz 25 / 70 MXZ-4A36NA 230 V *3 Be careful not to crush or bend the pipe during pipe bending. -
Page 3: Selecting The Installation Location
1-4. SELECTING PIPE SIZE AND OPTIONAL DIFFERENT-DIAMETER JOINTS units according to the following table. • If the diameter of connection pipes does not match the diameter of pipe end connections, use optional different-diameter joints. Indoor unit 09/12 15/17 Outdoor unit Pipe size - / MAC-A456JP A UNIT... -
Page 4: Installation Diagram
To use existing piping, perform COOL operation for 30 minutes Wall hole sleeve and both sides are open and pump down before removing MXZ-3A30NA the old air conditioner. Remake inner diameter or hard PVC pipe for new refrigerant. VP25 for drain socket... -
Page 5: Outdoor Unit Installation
• Be sure to use special circuits for room air conditioner. • Wiring work should be based on applicable technical standards. • Wiring connections should be made following the diagram. ELECTRICAL SPECIFICATIONS OUTDOOR UNIT MXZ-3A30NA MXZ-4A36NA 208/230, 1, 60 0.93 0.93 14.4... - Page 6 Remark: * A disconnect switch should be required. Check the local code. ** Use a ring tongue terminal in order to connect a ground wire to terminal. INDOOR UNIT A INDOOR UNIT B INDOOR UNIT C INDOOR UNIT D Terminal block Terminal block Terminal block Terminal block...
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Page 7: Flaring Work And Pipe Connection
3. FLARING WORK AND PIPE CONNECTION 3-1. FLARING WORK No good Good Copper remove burrs in order to avoid to let burrs drop in the piping. pipe on pipe having completed burr removal. (Not possible to put them on Tilted Uneven Burred Fig. -
Page 8: Purging Procedures, Leak Test, And Test Run
4. PURGING PROCEDURES, LEAK TEST, AND TEST RUN 4-1. PURGING PROCEDURES AND LEAK TEST –0.101MPa Compound pressure [–760 mmHg gas pipe. (The stop valve will not work in its initial state fresh out of the *4 to 5 turns Stop valve cap (Torque 19.6 to 29.4 N•m, Pressure gauge *Close... -
Page 9: Test Run
4-3. TEST RUN • Be sure to perform the test run for each unit. Make sure each indoor unit. indoor/outdoor unit connecting wires. About the restart protective mechanism Once the compressor stops, the restart preventive device operates so the compressor will not operate for 3 minutes to protect the air conditioner. Wiring/piping correction function This unit has a wiring/piping correction function which corrects wiring dures below. - Page 12 HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN JG79A073H02...