Table of Contents
Related Manuals for Mitsubishi Electric Mr. Slim SLZ-M60FA-A
Summary of Contents for Mitsubishi Electric Mr. Slim SLZ-M60FA-A
- Page 1 Air Conditioners SLZ-M25, M35, M50, M60FA-A INSTALLATION MANUAL FOR INSTALLER English For safe and correct use, please read this manual and the outdoor unit installation manual thoroughly before install- ing the air-conditioner unit.
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Page 2: Table Of Contents
• If the air conditioner is installed in a small room or closed room, measures must • Use only accessories authorized by Mitsubishi Electric and ask a dealer or be taken to prevent the refrigerant concentration in the room from exceed- an authorized technician to install them. -
Page 3: Selecting The Installation Location
1. Safety precautions 1.1. Before installation (Environment) Caution: • Do not use the unit in an unusual environment. If the air conditioner is installed • When the room humidity exceeds 80% or when the drainpipe is clogged, in areas exposed to steam, volatile oil (including machine oil), or sulfuric gas, water may drip from the indoor unit. Do not install the indoor unit where such dripping can cause damage. areas exposed to high salt content such as the seaside, the performance can be significantly reduced and the internal parts can be damaged. -
Page 4: Installation Diagram
3. Installation diagram 3.1. Indoor unit (Fig. 3-1) (mm) A Ceiling B Grille C Obstacle D Min. 1000 mm E Min. 500 mm (Entire periphery) If setting the maintenance space for E, be sure to leave is a minimum of 700 mm. Warning: Mount the indoor unit on a ceiling strong enough to withstand the weight of the unit. - Page 5 4. Installing the indoor unit 4.3. Installation of duct (in case of fresh air intake) (mm) (Fig. 4-3) 120° Caution: Linkage of duct fan and air conditioner ln case that a duct fan is used, be sure to make it linked with the air conditioner when outside air is taken. Do not run the duct fan only. It can cause dew drop. Making a duct flange (prepared locally) • The shape of duct flange shown left is recommended. Installation of duct flange • Cut out the cutout hole. Do not knock it out. •...
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Page 6: Refrigerant Piping Work
5. Refrigerant piping work 5.1. Precautions For devices that use R32/R410A refrigerant • Use alkylbenzene oil (small amount) as the refrigeration oil applied to the flared sections. • Use C1220 copper phosphorus for copper and copper alloy seamless pipes, to connect the refrigerant pipes. Use refrigerant pipes with the thicknesses specified in the table below. Make sure the insides of the pipes are clean and do not contain any harmful contaminants such as sulfuric compounds, oxidants, debris, or dust. - Page 7 5. Refrigerant piping work 5.3.5. Check (Fig. 5-6) 45°± 2° • Compare the flared work with a figure in right side hand. • If flare is noted to be defective, cut off the flared section and do flaring work again. a Smooth all around f Scratch on flared plane b Inside is shining without any scratches g Cracked...
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Page 8: Drainage Piping Work
6. Drainage piping work 6.1. Drainage piping work (Fig. 6-1) Max. 20 m • Use VP25 (O.D. ø32 PVC TUBE) for drain piping and provide 1/100 or more down- 1.5–2 m ward slope. • Be sure to connect the piping joints using a polyvinyl type adhesive. •... -
Page 9: Note
7. Electrical work 7.1. Indoor unit power supplied from outdoor unit The following connection patterns are available. The outdoor unit power supply patterns vary on models. 1:1 System A Outdoor unit power supply B Earth leakage breaker C Wiring circuit breaker or isolating switch D Outdoor unit E Indoor unit/outdoor unit connecting cables F Remote controller G Indoor unit... - Page 10 7. Electrical work 7.2. Indoor unit (Fig. 7-1) (Fig. 7-2) (Fig. 7-3) Work procedure 1. Loosen the two screws securing the electric component cover, and then slide and remove the cover. 2. Route the wires along the wiring routes and through the wire inlets in the electric component box. (Procure the power supply cord and indoor/outdoor unit connecting cable locally.) 3.
- Page 11 7. Electrical work 7.2.1. Installing the i-See sensor and signal receiver Before installing the grille, connect the junction wires included with the grille acces- sories and place them in the connector box. 1 Remove the two screws securing the wire cover of the main unit, and then open the cover.
- Page 12 7. Electrical work 4) Initial setting The following settings can be made in the initial setting mode. Item Setting Fig. 7-10 Temperature unit ºC/ºF Time display 12-hour format/24-hour format AUTO mode Single set point/Dual set point Pair No. 0–3 Backlight On/Off 4-1. Switching to the initial setting mode 1.
- Page 13 7. Electrical work 7.4. Function settings Settings menu Service menu 7.4.1. By wired remote controller Function setting Test run Input maintenance info. 1 (Fig. 7-11) settings • Select “Service” from the Main menu, and press the [SELECT] button. Check Others • Select “Settings” from the Service menu, and press the [SELECT] button. Service menu: Main menu: Cursor...
- Page 14 7. Electrical work Function table Select unit number 00 [table 1] Initial set- Mode Settings Mode no. Setting no. setting ting Power failure automatic recovery Not available Available Ο Indoor temperature detecting Indoor unit operating average Ο Set by indoor unit’s remote controller Remote controller’s internal sensor Select unit numbers 01 to 03 or all units (AL [wired remote controller]/07 [wireless remote controller]) Initial set-...
- Page 15 7. Electrical work The current vane setting will appear. Manual vane angle Select the desired outlets from 1 through 4 with the [F1] or [F2] button. • Outlet: "1", "2", "3", "4", and "1, 2, 3, 4, (all outlets)" Press the [F3] or [F4] button to go through the option in the order of "No setting (re- Select: Outlet Angle...
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Page 16: Test Run
8. Test run 8.1. Before test run ► After completing installation and the wiring and piping of the indoor and ► Do not carry out this test on the control wiring (low voltage circuit) termi- outdoor units, check for refrigerant leakage, looseness in the power sup- nals. ply or control wiring, wrong polarity, and no disconnection of one phase Warning: in the supply. Do not use the air conditioner if the insulation resistance is less than 1.0 MΩ. ► Use a 500-volt megohmmeter to check that the resistance between the power supply terminals and ground is at least 1.0 MΩ. 8.2. Test run 8.2.1. Using wired remote controller ■ Make sure to read operation manual before test run. (Especially items to secure safety) Step 1 Turn on the power. ●... - Page 17 8. Test run Step 5 Stop the test run. 1 Press the [ON/OFF] button to stop the test run. (The Test run menu will appear.) Note: If an error is displayed on the remote controller, see the table below. If the unit is operated continuously during a test run, the unit stops after 2 hours. [Output pattern A] Errors detected by indoor unit Wired remote Wireless remote controller...
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Page 18: System Control
8. Test run 8.2.2. Using the wireless remote controller Turn on the power to the unit at least 12 hours before the test run. Press the button for 5 seconds. (Fig. 8-5) (Perform this operation when the remote controller display is turned off.) Press the button. - Page 19 10. Installing the grille 10.2. Preparing to attach the grille (Fig. 10-2) • With the gauge supplied with this kit, adjust and check the positioning of the unit relative to the ceiling. If the unit is not properly positioned in the ceiling, there may be air leaks, condensation may form, or the up/down vanes may not operate cor- rectly.
- Page 20 10. Installing the grille 10.3.3. Connecting the wires 1 Remove the one screw securing the connector box cover, and then open the cover. 2 Securely connect the junction wire connector of the vane motor and the panel vane motor wire connector in the connector box. (Fig. 10-8) There are two vane motor connectors: one blue connector and one orange con- nector.
- Page 21 10. Installing the grille 10.4. Locking the up/down airflow direction (Fig. 10-16) The vanes of the unit can be set and locked in on up or down orientation depending upon the environment of use. • Set according to the preference of the customer. The operation of the fixed up/down vanes and all automatic controls cannot be performed using the remote controller.
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Page 22: Easy Maintenance Function
11. Easy maintenance function Maintenance data, such as the indoor/outdoor unit’s heat exchanger temperature and compressor operation current can be displayed with “Smooth maintenance”. * This cannot be executed during test operation. * Depending on the combination with the outdoor unit, this may not be supported by some models. • Select “Service” from the Main menu, and press the [SELECT] button. Check menu Error history •... - Page 24 This product is designed and intended for use in the residential, commercial and light-industrial environment. Please be sure to put the contact address/telephone number on this manual before handing it to the customer. HEAD OFFICE: TOKYO BUILDING, 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN VG79Y136H01 Printed in Thailand...