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4

2-1 ACCESSORIES

Check the following accessories are included with your unit.

2-2 OPTIONAL ACCESSORIES

• The remote controller are required for this indoor unit in Table 1.
• These are 2 types of remote controllers : wired and wireless. 

Select a remote controller according to customer request 
and install in an appropriate place.

Table 1

NOTE

• If you wish to use a remote controller that is not listed in “Table 

1” on page 4, select a suitable remote controller after consult-
ing catalogs and technical materials.

FOR THE FOLLOWING ITEMS, TAKE SPECIAL 
CARE DURING CONSTRUCTION AND CHECK 
AFTER INSTALLATION IS FINISHED.

a. Items to be checked after completion of work

b. Items to be checked at time of delivery

 Also review the “SAFETY CONSIDERATIONS”

2-3 NOTE TO THE INSTALLER

Be sure to instruct customers how to properly operate the unit 
(especially cleaning filters, operating different functions, and 
adjusting the temperature) by having them carry out operations 
themselves while looking at the manual.

3.

SELECTING INSTALLATION SITE

Please attach additional insulation pipe cover to the unit body 
when it is believed that the relative humidity in the ceiling 
exceeds 80%. Use glass wool, polyethylene foam, or similar 
with a thickness of 3/8 in.. or more as insulation pipe cover.

(1) Select an installation site where the following conditions 

are fulfilled and that meets your customer’s approval.

• Where optimum air distribution can be ensured.
• Where nothing blocks air passage.
• Where condensate can be properly drained.
• Where the ceiling is strong enough to bear the indoor unit 

weight.

• Where the false ceiling is not noticeably on an incline.
• Where sufficient clearance for maintenance and service 

can be ensured.

DANGER

• Do not install unit in an area where flammable materials are 

present due to the risk explosion resulting in serious injury or 
death.

WARNING

• If the supporting structural members are not strong enough 

to take the unit's weight, the unit could fall out of place and 
cause serious injury.

NOTE

• When a margin is in the space of the 

 section, service and 

maintenance work will become still easier if it vacates 7 7/8 in. 
or more.

Name

(1) Drain pipe

(2) Metal
      clamp

(3) Washer for
      hanger bracket

(4) Clamp

Quantity

1 pc.

1 pc.

8 pcs.

9 pcs.

Shape

Name

(5) Paper pattern
      for installation

   Insulation pipe
   cover

Sealing pad

Quantity

1 pc.

1 each

1 each

Shape

(6) For gas pipe

(7) For liquid pipe

(8) Large

(9) Small

Name

(10) Resin bush

(11) Insulating
        tube

(Other)

•  Operation manual
•   Installation manual

Quantity

1 pc.

3 pcs.

Shape

For wire

Remote controller

Wired type

BRC1C71

Wireless type

BRC7E83

Items to be checked

If not properly done, what is 
likely to occur

Check

Are the indoor and outdoor 
unit fixed firmly?

The units may drop, vibrate or 
make noise.

Is the gas leak test finished?

It may result in insufficient 
cooling.

Is the unit fully insulated?

Condensate water may drip.

Does drainage flow smoothly? Condensate water may drip.

Does the power supply volt-
age correspond to that 
shown on the name plate?

The unit may malfunction or 
the components burn out.

Are wiring and piping correct?

The unit may malfunction or 
the components burn out.

Is the unit safely grounded?

It may result in electric shock.

Is wiring size according to 
specifications?

The unit may malfunction or 
the components burn out.

Is something blocking the air 
outlet or inlet of either the 
indoor or outdoor units?

It may result in insufficient 
cooling.

Are refrigerant piping length 
and additional refrigerant 
charge noted down?

The refrigerant charge in the 
system is not clear.

Items to be checked

Check

Did you explain about operations while showing the opera-
tion manual to your customer?

Did you hand the instruction manual over to your customer?

Summary of Contents for SkyAir SkyAir FHQ42MVJU

Page 1: ...HQ30MVJU FHQ36MVJU FHQ42MVJU INSTALLATION MANUAL Read these instructions carefully before installation Keep this manual in a handy place for future reference This manual should be left with the equipm...

Page 2: ...ely Refrigerant gas may produce toxic gas if it comes in contact with fire such as from a fan heater stove or cooking device Exposure to this gas could result in severe injury or death After completin...

Page 3: ...transmitting distance can result shorter than expected in rooms with elec tronic fluorescent lamps inverter or rapid start types Install the indoor unit as far away from fluorescent lamps as possible...

Page 4: ...ammable materials are present due to the risk explosion resulting in serious injury or death WARNING If the supporting structural members are not strong enough to take the unit s weight the unit could...

Page 5: ...oles in the ceiling 3 Remove the parts from the indoor unit 3 1 Detach the suction grille Slide the locking knobs 2 on the suction grille inward direction of arrows and lift upwards Refer to Fig 1 Wit...

Page 6: ...the provided accessories and specified parts designated by our company 1 Secure the hanger brackets to the suspension bolts Refer to Fig 10 NOTE To ensure they are safely secured use the included wash...

Page 7: ...humidity of the refrigerant pipe sections might exceed 86 F or RH 80 reinforce the thermal insulation 3 4 in or thicker Condensate may form on the surface of the insulation pipe cover Before refrigera...

Page 8: ...6 1 For piping facing back Remove the rear metal plate for pipe Refer to Fig 17 The figure of the direction of back shows when both the pip ing and drain pipe are set backward When setting the piping...

Page 9: ...ly attach the metal clamp bracket inside the gray tape area on the inserted tip of the drain pipe Refer to Fig 22 Screw the screws on the metal clamp bracket until there is 5 32 in left Pay attention...

Page 10: ...upply wire To avoid short circuits in the electric parts box be sure to apply the sealing material or putty not included to the wiring hole to prevent the infiltration of water insects or other small...

Page 11: ...e to the same ground terminal Looseness in the connection may deteriorate pro tection 4 Outside of the unit keep transmission wire at least 5 in away from power supply wire The equipment may malfunc t...

Page 12: ...n manual Setting can be made by changing the Mode No FIRST CODE NO and SECOND CODE NO For setting and operation refer to the FIELD SETTING in the installation manual of the remote controller 11 1 Sett...

Page 13: ...nduct the check operation referring to the installation manual of the outdoor unit The operation lamp of the remote controller will flash when a malfunction occurs Check the malfunction code on the li...

Page 14: ...s the INSPECTION TEST OPERATION button on remote controller starts flashing 2 Keep down the ON OFF button for 5 seconds or longer in the inspection mode and the above trouble history disap pears after...

Page 15: ...uction pipe temperature abnormal U2 Power source voltage malfunction Includes the defect in K1M U3 The check operation has not performed U4 UF Transmission error indoor unit outdoor unit Miswiring bet...

Page 16: ...0510 3PN06240 2E EM04A051B FS...

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