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Operating Manual
Air-Conditioners
SEZ-KA35, KA50, KA60, KA71VA
INSTALLATION MANUAL
For safe and correct use, please read this manual and outdoor unit installation manual thoroughly before
installing the air-conditioner unit.
E°XEIPI¢IO O¢H°IøN E°KATA™TA™H™
°È· ÛˆÛÙ‹ Î·È ·ÛÊ·Ï‹ ¯Ú‹ÛË, ‰È·‚¿ÛÙ ÚÔÛÂÎÙÈο ·˘Ùfi ÙÔ ÂÁ¯ÂÈÚ›‰ÈÔ, ηıÒ˜ Î·È ÙÔ ÂÁ¯ÂÈÚ›‰ÈÔ
ÂÁηٿÛÙ·Û˘ Ù˘ Â͈ÙÂÚÈ΋˜ ÌÔÓ¿‰·˜, ÚÈÓ ·fi ÙËÓ ÂÁηٿÛÙ·ÛË Ù˘ ÌÔÓ¿‰·˜ ÎÏÈÌ·ÙÈÛÙÈÎÔ‡.
FOR INSTALLER
POUR L'INSTALLATEUR
English
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Table of Contents
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Summary of Contents for Mitsubishi Electric SEZ-KA35
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Page 1: Installation Manual
Air-Conditioners SEZ-KA35, KA50, KA60, KA71VA INSTALLATION MANUAL FOR INSTALLER English For safe and correct use, please read this manual and outdoor unit installation manual thoroughly before installing the air-conditioner unit. E°XEIPI¢IO O¢H°IøN E°KATA™TA™H™ °È· ÛˆÛÙ‹ Î·È ·ÛÊ·Ï‹ ¯Ú‹ÛË, ‰È·‚¿ÛÙ ÚÔÛÂÎÙÈο ·˘Ùfi ÙÔ ÂÁ¯ÂÈÚ›‰ÈÔ, ηıÒ˜ Î·È ÙÔ ÂÁ¯ÂÈÚ›‰ÈÔ... -
Page 2: Table Of Contents
Contents 1. Safety precautions ................... 2 6. Drainage piping work ................6 2. Selecting the installation location ............. 2 7. Electrical work ..................6 3. Installation diagram & Accessories ............3 8. Air filter installation ................... 9 4. Indoor unit installation ................4 9. -
Page 3: Installation Diagram & Accessories
3. Installation diagram & Accessories I SEZ-KA35/KA50/KA60/KA71VA (mm) Air inlet (rear side) dimensions Air inlet (bottom side) dimensions PLATE (A) 77.5 7×100=700 24-ø2.9 holes 5027 1016 77.5 100 7×100=700 24-ø2.9 holes 7×100=700 9×2-ø2.9 holes 1070 (1070) 20 or more (10) 50... -
Page 4: Indoor Unit Installation
After installation, completely remove the transportation support because this part should only be used during transportation. A 3 screws B Transportation support Fig. 4-4 5. Refrigerant piping work SEZ-KA35:ø6.35 5.1. Refrigerant pipe (Fig. 5-1) SEZ-KA50:ø6.35 SEZ-KA60:ø6.35 SEZ-KA71:ø9.52 Piping preparation • Refrigerant pipes of 3, 5, 7, 10 and 15 m are available as optional items. -
Page 5: Flaring Work
5. Refrigerant piping work a Copper tubes 5.2. Flaring work b Good 90° • Main cause of gas leakage is defect in flaring work. c No good Carry out correct flaring work in the following procedure. d Tilted e Uneven 5.2.1. -
Page 6: Drainage Piping Work
When drainage piping is necessary, use the drain pan (supplied as an option). : 50 mm or more : 1/2 H or more Fig. 6-1 7. Electrical work (1) SEZ-KA35, KA50, KA60, KA71VA 7.1. Precautions (Fig. 7-1) Electrical specification Input capacity Main Switch/Fuse (A) Power supply SEZ-KA35... - Page 7 7. Electrical work 7.2. Indoor wire connection (Fig. 7-2) Work procedure 1.Remove 2 screws to detach the electric component cover. 2.Route each cable through the wiring intake into the electric component box. (Pro- cure power cable and in-out connecting cable locally and use remote control cable supplied with the unit.) 3.Securely connect the power cable and the in-out connecting cable and the remote control cable to the terminal blocks.
- Page 8 7. Electrical work 7.3. Remote controller 7.3.1. For wired remote controller 1) Installing procedures (1) Select an installing position for the remote controller. (Fig. 7-4) The temperature sensors are located on both remote controller and indoor unit. s Procure the following parts locally: Two piece switch box Thin copper conduit tube Lock nuts and bushings...
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Page 9: Air Filter Installation
7. Electrical work Function table Select unit number 00 Mode Settings Mode no. Setting no. Initial setting Setting Power failure automatic recovery*1 Not available (AUTO RESTART FUNCTION) Available Indoor temperature detecting Indoor unit operating average Set by indoor unit’s remote controller Remote controller’s internal sensor LOSSNAY connectivity Not Supported... - Page 10 8. Air filter installation 8.3. Filter rail installation (Bottom air intake) (Fig. 8-3) 1. Transportation support remove (Throw away). 2. Please move the plate position. (Please use the screws removed.) 3. Please attach filter rail 2 as per the diagram (screw × 6). Please connect rails 2 3 carefully.
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Page 11: Duct Work
9. Duct work In case of rear-side suction Use the canvas duct for connecting the indoor unit and the duct. (Fig. 9-1) Use fireproof material for the duct parts. Make sure that the duct has sufficient heat insulation. A Electrical parts box B Canvas duct C Air outlet flange D Air outlet duct... - Page 12 10.Test run A ON/OFF button 10.2. Test run B Test run display The following 3 methods are available. C Indoor temperature liquid line tem- 10.2.1. Using wired remote controller (Fig. 10-1) perature display 1 Turn on the power at least 12 hours before the test run. D ON/OFF lamp 2 Press the [TEST] button twice.
- Page 13 This product is designed and intended for use in the residential, commercial and light-industrial environment. • Low Voltage Directive 73/23/ EEC The product at hand is • Electromagnetic Compatibility Directive 89/ based on the following 336/ EEC EU regulations: Please be sure to put the contact address/telephone number on this manual before handing it to the customer.
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