Table of Contents 1.Introduction ...................... 1 2.List of Functions ..................... 6 3.Specifications ....................7 4.Printed Circuit Board Connector Wiring Diagram ......... 9 5.Functionsand Control ................. 10 5.1 main functions and control specifications .......... 10 5.2 Value of Thermistor................6.System Configuratio n .................. 24 6.1 System Configuration ................
9.1.5 Removal of Vertical Blades and Swing Motor ....... 45 9.1.6 Removal of Electrical Box ..............46 9.1.7 Removal of Heat Exchanger............. 47 9.1.8 Removal of Fan Rotor and Fan Motor ..........49 9.2 Outdoor Unit.................... 51 9.2.1 Removal of Outdoor Panel..............51 9.2.2 Removal of Electrical Box ..............
HSU09/12XHK-SM F unctions H S U09XHK H S U12XHK C ategory H ealthy negative ion m ake your room full of an abundanc e natural negative ions. A void the child's w rong operation on the rem ote controller C hild lock M ake dehum iditying in the room w hen the unit is w orking in the "D R Y "...
HSU09/12XHK-SM Connecter Wring Diagram 4.Printed Circuit Board Connector Wiring Diagram 4.1 Indoor unit Connectors Indoor PCB 1)CN1connector for transformer. 2)CN2 connector for power line. 3)CN3 connector for transformer. 4)CN5” 1 connector for up and down step motor. 5)CN6 connector for ambient temp. sensor and piping temp.sensor. 6)CN7 connector for receiver display.
HSU09/12XHK Functions and Control 5 Functions and Control 5.1 main functions and control specifications Including brief introduction to air conditioners of series models and electric control function. 5.1.1 Automatic running mode (1) Single cold automatic run mode: After entering into this mode, the main control “MCU” determines the corresponding work pattern according to the indoor temperature so as to maintain the preset temperature (the preset temperature is 78°F).
HSU09/12XHK Functions and Control speed. When Tr Ts, outlet air from compressor is off , and when Tr > Ts, outlet air from compressor is on. wind speed control: (the temperature difference is 2°F) auto: hen Tr≥Ts+9°F, the wind speed is high; When Ts+1°F dTr Ts+5°F, the wind speed is medium.
HSU09/12XHK-SM Functions and Control 5.1.5 Heat in g mode: *Temperature control range : 60°F ---86°F *Temperature control precision: 2°F *Control Character: When Tr ≤ Ts, compressor, four-ways valve and outdoor fan motor is on, indoor fan motor runs as in cold , and 7°F of compensation is added after compressor is started.
HSU09/12XHK Functions and Control *Current protection and current expiration protection: (Not detecting within 60 seconds after start up) *Overcooling protection One and half a minutes later after compressor starts, if the temperature of coil pipe is below 2°F, compressor and air outlet stop, and air inlet runs according to the temp. setting. Compressor can be restarted 3 minutes later.
HSU09/12XHK-SM Functions and Control the indicator of indoor unit is on , and it is off when timer setting is completed. There are several timer mode as follows. 188.8.131.52 Timer on: The LED of “timer on” lights up, and unit behaves with halt status. Timer on is completed, and then unit starts running with the LED of “timer on”...
HSU09/12XHK Functions and Control 184.108.40.206 Enter emergency operation from timer mode, then timer is cancelled. 5.1.8 Test run: 220.127.116.11 The temperature sensor of inlet air doesn’t work, and compressor starts (but subject to the limit of -minute delay excluding the first time), and high wind, cooling, and air door is open.The indoor fan motor runs, running indicator lights up, compressor relay and the one of outdoor fan motor is closed 18.104.22.168 During test run: The prevention of freezing of evaporator doesn’t work.
HSU09/12XHK-SM System Configration 6. System Configuration 6.1 System Configuration After the installation and test operation of the room air conditioner have been completed, it should be operated and handled as described below. Every user would like to know the correct method of operation of the room air conditioner, to check if it is capable of cooling (or heating) well, and to know a clever method of using it.In order to meet this expectation of the users, giving sufficient explanations taking enough time can be said to reduce about 80% of the requests for servicing.
HSU09/12XHK-SM Instruction Operation Emergency Operation: Use this operation only when the remote controller is defective Remote controller or lost, and with function of emergency running, air conditoner can run automatically for a while. When the emergency operation switch is pressed, the unit beeps once, which means the start of this operation.
HSU09/12XHK-SM Instruction Operation Sleep Operation In AUTO mode The unit operaters in corresponding sleep mode Press button to enter additional options, when adapted to the automatically selected operation mode. cycle display to will flash. And then press enter to sleep function. 4.
HSU09/12XHK-SM Instruction Operation 1.After unit starts, select your desired operation mode. 1.Press to starting Setting the comfort work conditions. 2.Press TIMER button to change TIMER mode. Every time the button is pressed, display changes as follows: 2.The setting of healthy airflow function Remote controller: Press button to enter additional options,Press this...
HSU09/12XHK-SM Instruction Maintenance Remote Controller Indoor Body Setting of proper room Do not block the air inlet temperature or outlet Proper wipe the air conditioner by using a temperature soft and dry cloth.For serious stains, use a neutral detergent diluted with Do not usewater,wipe the controller water.Wring the water out of the with a dry cloth.Do not use glass...
HSU09/12XHK-SM Instruction Cautions WARNING This system should be installed by a qualified HVAC professional. Do not attempt to install the air conditioner by yourself because improper works may cause fire, water leakage, personal injury or cleath. WARNING Check proper When abnormality such as burnt-small found, Use an exclusive immediately stop the operation button and power source...
HSU09/12XHK-SM Instruction Trouble shooting Cautions Do not obstruct or cover the ventilation grille of the air or any other things into the conditoner.Do not put fingers inlet/outlet and swing louver. Phenomenon Cause or check points Do not allow children to play with the air conditioner .In no When unit is stopped, it won't restart case should children be allowed to sit on the outdoor unit.
HSU09/12XHK-SM Codes and Description 7.Codes and Description 7.1.Problem Symptoms and Measures Symptom Check Item Details of Measure Check to make sure that the rated Check the power supply voltage is supplied. None units Check to make sure that the indoor PCB operates Check the indoor PCB is broken...
HSU09/12XHK-SM Codes and Description Pull the sensor out of the mainboard Measure the value of resistance Between its two jumpers Measure the temperature at the room temperature sensing head. Check the value of the Sensor is broken,replace it with new sensor sensor to see whether the sensor is damaged or not? The indoor PCB is broken, replace with new indoor PCB...
HSU09/12XHK-SM Codes and Description whether terminal CN8 Pull out and reinsert the terminals and CN9 on indoor PCB well inserted or not? Electrify the machine again and turn it on in the cooling operation the indoor mainboard is damaged and need replace Measure whether there is voltage 60VAC-115VAC between the red wire and the black wire of Terminal CN9 on the indoor mainboard.
HSU09/12XHK-SM Installations 8 Installation Manual of Room Air Conditioner Preparation Selection of Installation Place Necessary Tools for Installation Indoor Unit - Select a location that is Torque wrench Hammer (17mm,22mm,26mm) Nipper Robust not causing vibration, where the body can be supported sufﬁciently. Hacksaw Pipe cutter Not affected by heat or steam generated in the vicinity, where inlet and outlet of the...
Installations HSU09/12XHK-SM [ Left Left-rear piping ] Accessory parts In case of left side piping, cut away, with a nipper, the lid for left piping. In case of left-rear piping, bend the pipes according to the piping direction to Drain hose (1) Remote controller (1) the mark of hole for left-rear piping which is marked on heat insulation materials.
Use lock nuts to secure conduit tubes. Power cable: 2wire with ground 16AWG HSU12XHK 1. If the fuse on PC board is broken please change it with the type of T. 3.15A/250V(indoor unit),25A/250V(outdoor unit). 2. The wiring method should be in line with the local wiring standard.
HSU09/12XHK-SM Installations No gas leakage? On Drainage In case of gas leakage, tighten parts of pipe connection. If leakage stops, step 6. If leak continues, remove the refrigerant used for the Please install the drain hose so as to be downward slope without fail. then proceed leakage check and flare tubes again.
HSU09/12XHK-SM Removal Procedure 9.1.2 Removal of Front Panel Open the front panel until it is on the horizontal position, and then release the pivots on both sides of the unit to remove the front panel. Please close the panels before start the removal procedure of front grille.