1.put on power supply after, switch on to have no reaction
Problem:The fuse split or the power supply carry to put to connect rickety or the electric outlet Mayday or have a power fail,machine inside connect line loose
Answer:The electric outlet that checks to connect the air condition machine first has an electricity, checking again the plug and electric outlet whether the contact is good, the end checks again machine inside connect line whether exactitude.

2.the air condition machine leak problem
Problem:The congealed water dish accumulates ash too many, the drain stop
Answer:The clearance connects the water dish, making a lucid problem of drain:
Problem:The congealed water drain pipe fold curved or crush flat
Answer:Check drain pipe, replace lately while have damage

3.the air condition machine is multifarious to open to stop
Problem:The power supply electric voltage isn’t normal
Answer:Check reason, improve the power supply condition, add steady press power supply
Problem:The congealed machine doesn't spread heat well, mal-ventilation.
Answer:The accumulate of clearance congealed machine ash, clean the stumbling block in front of the air outlet . 

Problem:over injection of refrigerant.
Answer:Let out surplus refrigerant.
Problem:The fan revolve or the breeze quantity shortage
Answer:Whether check the fan electrical engineering destroy by fire or not, connect line whether mistake, if the fan electrical engineering destroy by fire and should replace the new.
Problem:Filter the net accumulates a dust too many
Answer:Cleaned a filter net
Problem:The compressor efficiency is low
Answer:Replace new compressor
Problem:The indoor temperature feeling temperature pack breaks the road or short circuit
Answer:Replace the feeling temperature wrap or related component

4.the air condition machine operation, but don’t make cold(or don’t make cold)
Problem:The temperature controller adjust not appropriate
Answer:Lower the temperature controller temperature
Problem:Make a cold shortage or have leakiness
Answer:The check leak, taking out vacuum after stop up hole, by rule make up deficiency to make a cold
Problem:Make the cold system stopAnswer:Whether use the method judgment system of the observation evaporation machine and the high pressure manometer pressure value stop or not, and carry on a processing by system.

5.the vibration and noise lead greatly
Problem:The compressor installs badly, ground the feet is unsteady
Answer:Check whether a ground of feet is firm or not
Problem:The machine set places gravamen
Answer:Adjust the machine set position
Problem:The machine set the support is unsteady
Answer:Reinforce a support or refit
Problem:Put to have a foreign body on the machine set
Answer:Clean a foreign body
Problem:The screw loosens to move
Answer:Tightly solid bolt