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installation manual 

Be  sure  to  be  in  conformity  with  the  local,  national  and 
international laws and regulations. 
 
Read "PRECAUTIONS" carefully before installation. 
 
The  following  precautions  include  important  safty  items. 
Observe them and never forget. 
 
Keep this manual with the owner's manual in a handy place 
for future reference. 

1.    PRECAUTIONS

WARNING 

The safty precautions listed here are divided into two categories. In 
either case, important safty information is listed which must be read 
carefully. 

After  completing  the  installation,  make  sure  that  the  unit  operates 
properly  during  the  start-up  operation.  Please  instruct  the  customer 
on  how  to  operate  the  unit  and  keep  it  maintained.Also,  inform 
customers that they should store this installation manual along with 
the owner's manual for future reference.  

Be  sure  only  trained  and  qualified  service  personnel  to 
install, repair or service the equipment. 

Improper  installation,  repair,  and  maintenance  may  result  in 
electric  shocks,  short-circuit,  leaks,  fire  or  other  damage  to 
the equipment. 

Failure to observe a warning may result in death. 

Failure to observe a caution may result in injury or damage 
to the equipment. 

CONTENTS 

PAGE 

Install according to this installation instructions strictly. 

If  installation  is  defective,  it  can  cause  water  leakage, 
electrical shock or fire.

When  installing  the  unit  in  a  small  room,  take  measures 
against to keep refrigerant concentration from exceeding 
allowable safety limits in the event of refrigerant leakage.

 

Contact  the  place  of  purchase  for    information.  Excessive 
refrigerant in a closed ambient can lead to oxygen deficiency.

Use  the  attached  accessories  parts  and  specified  parts 
for installation. 

otherwise,  it  can  cause  the  set  to  fall,  water    leakage, 
electrical shock or fire.

Install  at  a  strong  and  firm  location  which  is  able  to 
withstand the set' s weight. 

If  the  strength  is  not  enough  or  installation  is  not  properly 
done, the set will drop to cause injury.

The appliance must be installed 2.3m above floor.

The appliance shall not be installed in the laundry.

Before  obtaining  access  to  terminals,  all  supply  circuits 
must be disconnected.

The  appliance  must  be  positioned  so  that  the  plug  is 
accessible.

The enclosure of the appliance shall be marked by word, 
or by symbols, with the direction of the fluid flow.

For  electrical  work,  follow  the  local  national  wiring 
standard, regulation and this installation instructions. An 
independent circuit and single outlet must be used. 

If  electrical  circuit  capacity  is  not  enough  or  defect  in 
electrical work, it will cause electrical shock or fire.

Use  the  specified  cable  and  connect  tightly  and  clamp 
the  cable  so  that  no  external  force  will  be  acted  on  the 
terminal.

 

If  connection  or  fixing  is  not  correct,  it  can  cause  heat-up  or 
fire at the connection.

Wiring routing must be properly arranged so that control 
board cover is fixed properly. 

If  control  board  cover  is  not  fixed  correctly,  it  can  cause 
heat-up  at  connection  point  of  terminal,  fire  or  electrical 
shock.

If the supply cord is damaged, it must be replaced by the 
manufacture  or  its  sevice  agent  or  a  similarly  qualified 
person in order to avoid a hazard.

An  all-pole  disconnection  swith  having  a  contact 
separation  of  at  least  3mm  in  all  poles  should  be 
connected in fixed wiring.

When carrying out piping connection, take care not to let 
air substances go into refrigeration cycle. 

Otherwise,  it  will  cause  lower  capacity,  abnormal  high 
pressure in the refrigeration cycle, explosion and injury.

Do not modify the length of the power supply cord or use 
of extension cord, and do not share the single outlet with 
other electrical appliances. 

Otherwise, it will cause fire or electrical shock.

The  temperture  of  refrigerant  circuit  will  be  high,  please 
keep  the  interconnection  cable  away  from  the  copper 
tube.

CAUTION 

WARNING 

PRECAUTIONS......................................................................................................1

INSTALLATION INFORMATION........................................................................2

INSPECTING AND HANDLING THE UNIT......................................................2

ATTACHED FITTINGS..........................................................................................3

INDOOR UNIT INSTALLATION.........................................................................4

INSTALL THE CONNECTING PIPE....................................................................6

REFRIGERANT PIPE CONNECTION.................................................................7

CONNECT THE DRAIN PIPE...............................................................................8

WIRING....................................................................................................................9

CONTROL.............................................................................................................10

TROUBLE SHOOTING.......................................................................................12

TEST OPERATION...............................................................................................12

Summary of Contents for SYSVRF CASSETTE MINI

Page 1: ...SYSVRF CASSETTE MINI Cassette 600x600 VRF indoor unit INSTALLATION MANUAL GB...

Page 2: ...use injury The appliance must be installed 2 3m above floor The appliance shall not be installed in the laundry Before obtaining access to terminals all supply circuits must be disconnected The applia...

Page 3: ...liquid evaporating Other special conditions Carry out the specified installation work after taking into account strong winds typhoons or earthquakes Improper installation work may result in the equipm...

Page 4: ...without further notices Cautions on remote controller installation Remote controller Remote controller holder Mounting screw B ST2 9x10 C H This manual Four way Cassette Four way Cassette compact INST...

Page 5: ...main body from the four sides or diagonal line direction the lever indicator also can check the lever from four sides of the main body Refer to Fig 5 6 Locate the air conditioner firmly by wrenching...

Page 6: ...i e h g n i l i e c H Horizontal indicator 45 5 3 Install The Panel Remove the air in grill Never put the panel face down on floor or against the wall or on uneven surfaces Never crash or strike it Sl...

Page 7: ...rant oil and wrench it for 3 4rounds with hands before fasten the flare nuts Refer to Fig 6 1 Be sure to use two wrenches simultaneously when you connect or disconnect the pipes The stop valve of the...

Page 8: ...or or soap water Cover the joint of the connecting pipe to the indoor unit with the sound proof insulating sheath fittings and bind it well with the tapes to prevent leakage Flaring Cut a pipe with a...

Page 9: ...76cmHg Loosen and remove the square cover of stop valves A and B to open stop valve A and B completely then fasten them Disassemble the charge hose from the repair mouth of stop valve A and fasten the...

Page 10: ...s should be incorporated in the fixed wiring according to the National wiring regulation Be sure to locate the power wiring and the signal wiring well to avoid cross disturbance and their contact with...

Page 11: ...ng Regulation Ground the air conditioner properly to obtain a good anti interference effect CAUTION Model W 1500 5600 15 15 3 2 0 Circuit breaker fuse A Indoor unit power wiring mm2 Indoor outdoor con...

Page 12: ...ation 1 means factory test mode 0 means add auto searching mode default setting 1 means DC fan is chosen 0 means AC fan is chosen 00 means DC fan static pressure is 0 reserved 01 means DC fan static p...

Page 13: ...f COOLING with the remotecontroller andcheckthefollowingpointsperthe Owner s Manual If there is any malfunction please resolve it as per chapter Troubles And Causes The indoor unit Whether the switch...

Page 14: ...SYSVRF CASSETTE MINI_IM EN April 2014 MDV11I 025EW...

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