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2.  OUTDOOR UNIT INSTALLATION

2-1. INSTALLING THE UNIT

2-2. CONNECTING WIRES FOR OUTDOOR UNIT

35 mm

5 mm

Lead wire

•  Be sure to attach each screw to its correspondent terminal when securing the cord and/or the wire to the terminal block.
•  Make earth wire a little longer than others. (More than 35 mm)
•  For future servicing, give extra length to the connecting wires.

•  Be sure to fix the unit’s legs with bolts when installing it.

•  Be sure to install the unit firmly to ensure that it does not fall by an earthquake or a gust.

•  Refer to the figure in the right for concrete foundation.

•  Do not use the drain socket and the drain caps in the cold region.
 

Drain may freeze and it makes the fan stop.

) Remove the service panel.
2) Loosen  terminal  screw,  and  connect  indoor/outdoor  unit  connecting 

wire (B) from the indoor unit correctly on the terminal block. Be careful 
not to make mis-wiring. Fix the wire to the terminal block securely so 
that no part of its core is appeared, and no external force is conveyed 
to the connecting section of the terminal block. 

3) Firmly tighten the terminal screws to prevent them from loosening. Af-

ter tightening, pull the wires lightly to confirm that they do not move.

4) Perform 2) and 3) for each indoor unit.
5) Connect power supply cord (A).
6) Fix indoor/outdoor unit connecting wire (B) and power supply cord (A) 

with the cable clamps.

7) Close the service panel securely. Make sure that 3-2. PIPE CONNEC-

TION is completed.
•  After  making  connections  between  both  power  supply  cord  (A)  and 

indoor/outdoor unit connecting wire (B), be sure to fix both cable and 

wire with cable clamps.

Connecting order
•  Connect  the  terminal  block  in 

following order.

 

A

B

C

D

E

P

<OUTDOOR UNIT>

Indoor/outdoor unit 
connecting wire

<INDOOR UNIT>

Terminal block

POWER SUPPLY
~/N 230 V 50 Hz

Terminal block

Terminal block

Terminal block for 
power supply

Terminal block

Service panel

Screws

Fix here with 
M0 bolts.

Make the setting 
depth deeper.

Make with wider.

Anchor leg

25

 or

 less

Anchor both length

Anchor both pitch

(Unit: mm)

5D00VA

Terminal block  
for power supply

E unit is for 5D00VA only

Power supply

Terminal block for 
indoor/outdoor unit

Cable clamp

E unit is for 5D00VA only

500

330

BH79A024H01_en.indd   4

2014/01/21   13:46:49

Содержание MXZ-4D80VA

Страница 1: ...nual For INSTALLER This manual only describes the installation of outdoor unit When installing the indoor unit refer to the installation manual of indoor unit Split type Air Conditioner MXZ 4D80VA MXZ 5D100VA English ...

Страница 2: ...nerated n Check that the refrigerant gas does not leak after installation has been completed If refrigerant gas leaks indoors and comes into contact with the flame of a fan heater space heater stove etc harmful substances will be generated n Use appropriate tools and piping materials for installation The pressure of R410A is 1 6 times more than R22 Not using appropri ate tools or materials and inc...

Страница 3: ...ow or there is a possibility of becoming short cycle install an outlet guide and make sure there is enough space behind of the unit When installing two or more units do not install the units in front or behind each other 100 or more 200 or more 350 or more 500 or more 500 or more Unit mm 5 Obstacles in front behind and on side s 4 Obstacles in front and behind The unit can be used by at taching an...

Страница 4: ...7 mm After the leak test apply insulat ing material tightly so that there is no gap When the piping is to be at tached to a wall containing metals tin plated or metal netting use a chemically treated wooden piece 20 mm or thicker between the wall and the piping or wrap 7 to 8 turns of insulation vinyl tape around the piping To use existing piping perform COOL operation for 30 minutes and pump down...

Страница 5: ...s conveyed to the connecting section of the terminal block 3 Firmly tighten the terminal screws to prevent them from loosening Af ter tightening pull the wires lightly to confirm that they do not move 4 Perform 2 and 3 for each indoor unit 5 Connect power supply cord A 6 Fix indoor outdoor unit connecting wire B and power supply cord A with the cable clamps 7 Close the service panel securely Make ...

Страница 6: ...ring work Fig 4 5 Firmly hold copper pipe in the dimension shown in the table Select A mm from the table according to the tool selected 5 Check Compare the flared work with Fig 6 If flare is noted to be defective cut off the flared section and do flar ing work again 1 Remove service port cap of stop valve on the side of the outdoor unit gas pipe The stop valves are fully closed and covered in caps...

Страница 7: ... on the outdoor controller board to OFF To lock the operation in HEAT mode set the same switch to ON 4 Turn on the main power for the air conditioner Description of the function With this function the operating noise of the outdoor unit can be lowered by reducing the operation load for example during nighttime in COOL mode However please note that the cooling and heating capacity may lower if this...

Страница 8: ...vent electronic control P C board damage make sure to perform static elimi nation before operating this function This function does not operate when the outside temperature is 0 C or below LED indication during detection LED1 Red LED2 Yellow LED3 Green Lighted Lighted Once Result of piping wiring correction function LED1 Red LED2 Yellow LED3 Green Result Lighted Not lighted Lighted Completed Probl...

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