Grunaire GMU028HXB-3 Owner'S Manual Download Page 3

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WARNING

When having a burning smell 

or smoke, please turn off the power 
supply and contact with the service

may be damaged, and may cause 

center .

If the abnormity still exists, the unit 

electric shock or fire.

  Never cut off or damage power 

cables and control wires. If the power
cable and signal control wire were
damaged, change them by professional. 

Power must adopts the special 

circuit to prevent fire.

Otherwise, it can cause electric
shock or fire.

Disconnect the power supply if

not use the air conditioner for a long
time.

Otherwise, the accumulated dusts

may cause overheating or fire.

Never damage the electric wire or  

use the electric wire which is not

appointed.

Otherwise, it will cause overheating or  

fire. 

When cleaning, it is necessary 

to stop driving and turn off the 

power supply.

Cut off power supply

Otherwise, it may cause electric

shock or damage.

The power supply must adopt 

the special circuit that with air switch

protection and assure it has enough
capacity. The unit will be turned on or 

off according to your requirement
automatically, please do not turn on

or turn off the unit frequently, otherwise

disadvantage effect may be  caused 

to the unit. 

Rated voltage of this air

 conditioner

220-240V

 

60Hz,The compressor

will vibrate sharply if the voltage is too
low, resulting in damage to refrigerating
system. Electrical component are easy
to damage if the voltage is too high.

service center to repair.

Don't attempt to repair the air  conditioner 

by yourself.

shock or fire, so you should contact the   

The wrong repair will lead to an electric 

dangerous.

As falling off  the outdoor unit can be 

Don't step on the top of the outdoor unit 

or place something on it.

fall of the unit and cause the injury.

If it is damaged, it may lead to the

Please note whether the installed 

stand is firm enough or not.

THE INSTRUCTIONS BEFORE USE

Earthing: The unit must be  reliably  

earthed. The earthing cable shall 
be connected to the special earthing  

device in the construction.

GENERAL INFORMATION

The appliance shall not be used by children 

without supervisor.

Summary of Contents for GMU028HXB-3

Page 1: ...o i t i d n o C r i A t i l p S g n i t a r e p o e r o f e b y l l u f e r a c l a u n a m s r e n w o s i h t d a e r e s a e l P e c n e r e f e r r o f y l l u f e r a c t i p e e k d n a L A U N...

Page 2: ...GENERAL INFORMATION GENERAL INFORMATION 1 2 3 3 3 4 Technical Data Electrical Connections Installing The Outdoor Unit Maintenance Installation Dimension Diagram Check After Installation Fault Indicati...

Page 3: ...witch protection and assure it has enough capacity The unit will be turned on or off according to your requirement automatically please do not turn on or turn off the unit frequently otherwise disadva...

Page 4: ...tdoor side DB WB 43 26 T1 21 24 18 5 6 OUTDOOR UNIT WORKING TEMPERATURE RANGE GENERAL INFORMATION 1 2 GENERAL INFORMATION 3 220 240V 60 V Hz GMU028HXB 3 1 2 L W H Be sure to cut off the power supply b...

Page 5: ...r unit Fix power connection wire by wire clamp Ensure wire has been fixed well Install the handle cable with the terminal at the row of connection and fix consistent with the indoor unit terminal of l...

Page 6: ...stent with the indoor unit terminal of line bank ELECTRICAL CONNECTIONS INSTALLER 5 The connection pipes and the connectiong wirings of the unit A unit B unit C and unit D must be corresponding to eac...

Page 7: ...lve by 1 4 turn and then close it after 10 seconds Check all the joints for leaks using liquid soap or an electronic leak device 7 Turn the body of the 2 way and 3 way valves Discon nect the vacuum pu...

Page 8: ...ENSION DIAGRAM The installation must be done by trained and qualified service personnel with reliability according to this manual Contact service center before installation to avoid the malfunction du...

Page 9: ...cified on the nameplate The unit may bread down or the components may be burned out Are the lines and pipelines correctly installed The unit may bread down or the components may be burned out Has the...

Page 10: ...ndoor middle temp sensor malfunction B unit indoor middle temp sensor malfunction A unit indoor outlet pipe temp sensor malfunction B unit indoor outlet pipe temp sensor malfunction A unit indoor inle...

Page 11: ...7K 7K 7K 9K 9K 12K 7K 12K 12K 12K 7K 18K 9K 18K 7K 7K 7K 7K 9K 9K 9K 9K 9K 7K 7K 9K 7K 9K 12K 9K 9K 12K 7K 7K 12K 7K 12K 12K 9K 12K 12K 7K 7K 18K 7K 9K 18K 9K 9K 18K 7K 12K 18K 9K 12K 18K 12K 12K 18K...

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