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OPERATION TIPS

14

Make sure that air outlet and inlet are not blocked.

The earth wire is connected safely and reliably

.

The filter net is properly fixed.

Stop its using for a long time, please clean the filter net before starting the air-conditioner,
see

Maintenance

for how to operate.

Checking before operation

Please read carefully this instruction before operating the air -conditioner to prevent injuring
to user or the other people and property damage, the following instructions must be followed.

Set the suitable temperature, especially when there are old people, children and patients

in the room.

In the case the air-conditioner occurs closing down or gash due to the severeinterference
from outer environments such as auto and mobile phone etc.,please take off the plug and
then plug  in after several seconds to restart the air-conditioner.

Installation should always be carried out by specialist.  The customers should not install  
the air-conditioner by themselves,Otherwise, it may be damage to the air-conditioner or
to the other persons safety and property.

In order to properly use the air-conditioner ,please follow the Working condition in the
instructions, otherwise, it may activate the inside protection, or lead to weeping, or
decrease the cooling/heating efficiency.

Note

Safety tips 

Generally,keep the temperature difference between the inside and outside

within 5  C

o

The unit is designed not to blow cold air on HEAT mode, when the indoor heat

exchanger is in one of the following three situations and the settemperature has
not been reached.

The compressor can not restart for 3 minutes after it stops.

Anti-cold air (cooling and heating models only)

1. Protection of the air conditioner

The compressor protection

Operation tips

The indoor or outdoor fan stop running when defrosting (Cooling and heating models only)

Frost may be generated on the  outdoor unit during heat cycle when outdoor temperature is
low and humidity is high resulting in lower heating efficiency of the air conditioner.

Defrosting (cooling and heating models only)

The following event may occur during normal operation.

1     When heating has just starting 

2    Defrosting   

3     Low temperaute heating

Summary of Contents for YHCA-YHHA07FSAADK

Page 1: ...and operation Make sure that it is well kept for later reference Read this manual before installation and operation Make sure that it is well kept for later reference High Wall Air Conditioner INSTALL...

Page 2: ...eration tips 14 Troubleshooting guide 17 Please read this installation manualcarefullybeforestarting the installation It will tell you necessary information Quality POLICY Wewillcontinuouslystriveto s...

Page 3: ...lation and maintenance of this air conditioning system should only be car ried out by trained and qualified personnel After unpacking please check the unit carefully for possible damage Before underta...

Page 4: ...louver 6 Vertical louver Inner 7 Air filter 8 Pipe protection ring 9 Drain pipe Outdoor Unit 10 Refrigerant gas liquid piping 11 Service valve 12 Air outlet Indication light and signal receiver Power...

Page 5: ...direction up down The air conditioner automatically adjust the vertical air flow direction in accordance withthe operating mode Note Adjust the vertical air flow direction by remote controller Whenyo...

Page 6: ...BEFORE INSTALLATION Before doing any work check the interior power supply cord and the main breaker capacity are sufficient and the installation area is sufficient and complies with the requirements C...

Page 7: ...n exposure make sure that heat rediation from the condenser is not restricted Don t place animals or plants near the installation location because the cold and hot air out will affect them Make sure t...

Page 8: ...achine to wards the left down and right down side of the installation board until the hangers enters tightly the grooves it produces Click sound Bolt Vertical airflow direction plate Bolt Front frame...

Page 9: ...port or vibration damping should be adopted Installation Outdoor Unit Bolt Air outlet Outdoor Unit Left installation feet Right installation feet Air inlet Pipe Connection Connect the pipe to the indo...

Page 10: ...with tape alongside the wall and fix them to the wall with clips These steps are usually adopted when outdoor unit is installed below the indoor unit In case that you want to have additional drain pip...

Page 11: ...shippedcompletewithachargeofR 22 R407C R410A refrigerant that will be sufficient for an interconnecting piping length of 3 6 meters Liquid Cooling GAS Cooling suction Low pressure High pressure Manifo...

Page 12: ...rew take off the control panel cover from the unit Connect the cable to their terminals according to their number The grounded wire connection 1 loosen the grounded screw of electrical shelf 2 Connect...

Page 13: ...r and disconnect power Remove the batteries from the remote controller 3 The outdoor unit requires periodic maintenance and cleaning Do not attempt to do this yourself Contact your dealer or servicer...

Page 14: ...damage tothe air conditioneror to the other persons safety and property In order to properly use the air conditioner please follow theWorking condition in the instructions otherwise it may activate th...

Page 15: ...its orioiginal position when power is first turned on Dust is blown out from the indoor unit This is a normal condition when the air conditioner has not been used for a long time or during first use o...

Page 16: ...g out but the cooling heating effect is bad The wind blowing out but it doesnot refrigerate Power supply failure The power switch is released The fuse is burnt The battery is exhusted it doesn t reach...

Page 17: ...ool when you started the system 1 Remove charge repair evacuate and recharge 2 Insulate them separately 3 Wait while unit has enough time to cool the room D The compressor runs continuously 1 Thermost...

Page 18: ...e container using a refrigerant reclaim or recovery unit This refrigerant may then be reused if appropriate or returned to the manufacturer for disposal Under No circumstances should refrigerant be ve...

Page 19: ...www johnsoncontrols com Form No 035A00005 000 2009 Johnson Controls Inc Johnson Controls reserve the right to change product features without prior notice...

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