Lennox LI036HI-180P432 Owner's Manual
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LENNOX A I R C O N D I T I O N E R S
MODEL:
LI036HI-180P432
LI036HO-180P432
LENNOX

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Summary of Contents for Lennox LI036HI-180P432

  • Page 1 LENNOX A I R C O N D I T I O N E R S MODEL: LI036HI-180P432 LI036HO-180P432 LENNOX...
  • Page 2: Table Of Contents

    Content Operation Notices Precautions......................1 Parts name ......................6 Screen Operation Guide Buttons on remote controller ................. 7 Introduction for icons on display screen ..............7 Introduction for buttons on remote controller ............8 Function introduction for combination buttons............. 11 Operation guide ....................13 Replacement of batteries in remote controller .............
  • Page 3: Explanation Of Symbols

    Explanation of Symbols Indicates a hazardous situation that, if not avoided, will result in death or serious injury. Indicates a hazardous situation that, if not avoided, could result in death or serious injury. Indicates a hazardous situation that, if not avoided, may result in minor or moderate injury.
  • Page 4: Precautions

    Precautions WARNING Operation and Maintenance This appliance is not intended for use by persons (incl- uding children) with reduced physical, sensory or men- tal capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person respon- sible for their safety.
  • Page 5 Precautions WARNING Maintenance must be performed by qualified professionals. Otherwise, it may cause personal injury or damage. Do not repair air conditioner by yourself. It may cause electric shock or damage. Please contact dealer when you need to repair air conditioner. Do not extend fingers or objects into air inlet or air outlet.
  • Page 6 Precautions WARNING Attachment Installation must be performed by qualified professionals. Otherwise, it may cause personal injury or damage. Must follow the electric safety regulations when installing the unit. According to the local safety regulations, use qualified power supply circuit and circuit break. Do install the circuit break.
  • Page 7 Precautions WARNING Do not put through the power before finishing installation. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. The temperature of refrigerant circuit will be high, please keep the interconnection cable away from the copper tube.
  • Page 8 Precautions WARNING For the air conditioner with plug, the plug should be reachable after finishing installation. For the air conditioner without plug, an circuit break must be installed in the line. If you need to relocate the air conditioner to another place, only the qualified person can perform the work.
  • Page 9: Parts Name

    Parts name Indoor Unit air inlet panel aux.button horizontal louver air outlet cooling power receiver indicator indicator window display H O U R ONOFF heating temp. drying indicator indicator indicator remote control (Display content or position may be different from above graphics, please refer to actual products) Outdoor Unit air inlet...
  • Page 10: Buttons On Remote Controller

    Buttons on remote controller ON/OFF button - button + button MODE button H O U R ONOFF FAN button SWING button I FEEL button button SLEEP button TEMP button TIMER-ON button CLOCK button TIMER-OFF button TURBO button LIGHT button X-FAN button Introduction for icons on display screen X-fan set fan speed...
  • Page 11: Introduction For Buttons On Remote Controller

    Introduction for buttons on remote controller Note: indicator " " is ON (red indicator). You can operate the air conditioner through the remote controller. indicates the signal has been sent to air conditioner. ON/OFF button Press this button to turn on the unit. Press this button again to turn off the unit. - button Press this button to decrease set temperature.
  • Page 12 Introduction for buttons on remote controller FAN button Auto High speed Low speed Medium speed SWING button will carry out the command as indicates the guide louver swings as: I FEEL button Press this button to turn on I FEEL function. The unit automatically adjust tempera- ture according to the sensed temperature.
  • Page 13 Introduction for buttons on remote controller TEMP button by remote controller as below: no display indoor unit displays set temperature. displays indoor ambient temperature. displays outdoor ambient temperature. Note: TIMER-ON button simply press this button again. Every press of either button changes the time setting by 1 minute. Holding down either button rapidly changes the time setting by 1 minute and then 10 minutes.
  • Page 14: Function Introduction For Combination Buttons

    Introduction for buttons on remote controller TURBO button Press this button to activate / deactivate the Turbo function which enables the blow strong heating air at super high fan speed. LIGHT button Press LIGHT button to turn on the display's light and press this button again to turn X-FAN button indoor fan will continue operation for 2 minutes in order to dry the indoor unit even though you have turned off the unit.
  • Page 15 Function introduction for combination buttons Combination of "TEMP" and "CLOCK" buttons: About Energy-saving Function Press "TEMP" and "CLOCK" simultaneously in COOL mode to start energy-saving function. Nixie tube on the remote controller displays "SE". Repeat the operation to Combination of "TEMP" and "CLOCK" buttons: About 8°C Heating Function Function Nixie tube on the remote controller displays "...
  • Page 16: Operation Guide

    Operation guide turn on the air conditioner. HEAT. adjusted under auto mode). speed. Press "SWING" button to select fan blowing angle. Replacement of batteries in remote controller 1. Press the back side of remote controller marked battery reinstall the cover of battery box along the arrow direction. remove make sure the position of "+"...
  • Page 17: Emergency Operation

    Emergency operation If remote controller is lost or damaged, please use auxiliary button to turn on or turn off the air conditioner. The operation in details are as below: air conditioner. When the air conditioner is turned on, it will operate under auto mode.
  • Page 18 Clean and maintenance Open panel Pull out the panel to a certain ) to clean panel cover tightl . WARNING...
  • Page 19 Clean and maintenance NOTICE: Checking before use-season 1. Check whether air inlets and air outlets are blocked. 2. Check whether circuit break, plug and socket are in good condition. 4. Check whether mounting bracket for outdoor unit is damaged or corroded. If yes, please contact dealer.
  • Page 20: Malfunction Analysis

    Malfunction analysis General phenomenon analysis Please check below items before asking for maintenance. If the malfunction still Phenomenon Check items Solution (such as static electricity, stable the plug after about 3min, and voltage)? then turn on the unit again. within the signal receiving range? Indoor unit can’t receive...
  • Page 21 Malfunction analysis Phenomenon Check items Solution fuse is burnt out? circuit break or fuse. ioner can’t operate after stopping operation? on the unit again. for remote controller is correct? Mist is em- itted from temperature and humidity will indoor unit’s idity is high? be decrease and mist will air outlet...
  • Page 22 Malfunction analysis Phenomenon Check items Solution Odours are such as furniture and cigarette, emitted etc. ner operates such as thunder, wireless power, and then turn on the abnormally devices, etc. unit again. Outdoor ating mode, it may generate unit has vapor, which is a normal vapor phenomenon.
  • Page 23: Error Code

    Malfunction analysis Error Code When air conditioner status is abnormal, temperature indicator on indoor unit will ation of error code. Above indicator diagram is only for reference. Please refer to Indoor actual product for the actual display indicator and position. Error code Error code Troubleshooting...
  • Page 24: Installation Dimension Diagram

    Installation dimension diagram Space to the wall At least 15cm At least 15cm Space to the wall Space to the obstruction Air inlet side 30cm Above Space to the wall 50cm Above Air outlet side Space to the wall Drainage pipe...
  • Page 25: Tools For Installation

    Tools for installation 1 Level meter 2 Screw driver 3 Impact drill 4 Drill head 5 Pipe expander 6 Torque wrench 7 Open-end wrench 8 Pipe cutter 9 Leakage detector 10 Vacuum pump 11 Pressure meter 13 Inner hexagon spanner 14 Measuring tape Note: Selection of installation location...
  • Page 26: Requirements For Electric Connection

    Requirements for electric connection Safety precaution 1. Must follow the electric safety regulations when installing the unit. circuit break. 3. Make sure the power supply matches with the requirement of air conditioner. Unstable power supply or incorrect wiring or malfunction. Please install proper power supply cables before using the air conditioner.
  • Page 27: Installation Of Indoor Unit

    Installation of indoor unit Step one: choosing installation location rm it with the client. Step two: install wall-mounting frame 1. Hang the wall-mounting frame on the wall; adjust it in horizontal position with the plastic expansion particles in the holes. 3.
  • Page 28 Installation of indoor unit Indoor outdoor Note: opening the hole. The plastic expansion particles are 5-10 locally. Step four: outlet pipe 1. The pipe can be led out in the 2. When select leading out the pipe direction of right, rear right, left or from left or right, please cut off the rear left.
  • Page 29 Installation of indoor unit Hex nut diameter Tightening torque (N . m) open-end wrench 30~40 union nut pipe torque wrench indoor pipe 4. Wrap the indoor pipe and joint of con- nection pipe with insulating pipe, and then wrap it with tape. insulating pipe Step six: install drain hose indoor unit.
  • Page 30 Installation of indoor unit 2. Make the power connection wire go cable-cross through the cable-cross hole at the back hole the front side. power connection wire with wire clip. L1’ L2’ green white black (yellow- (blue) (brown) green) Outdoor unit connection 4.
  • Page 31 Installation of indoor unit Step eight: bind up pipe 1. Bind up the connection pipe, power drain hose connection pipe band cord and drain hose with the band. indoor and outdoor power cord indoor unit pipe indoor power cord liquid pipe 3.
  • Page 32: Installation Of Outdoor Unit

    Installation of outdoor unit (select it according to the actual installation situation) 1. Select installation location according to the house structure. 2. Fix the support of outdoor unit on the selected location with expansion screws. Note: installing the outdoor unit. Make sure the support can withstand at least four times of the unit weight.
  • Page 33 Installation of outdoor unit Step four: connect indoor and outdoor pipes 1. Remove the screw cap of valve and 3. Tighten the union nut with torque aim the pipe joint at the bellmouth of wrench by referring to the sheet pipe.
  • Page 34 Installation of outdoor unit 2. Fix the power connection wire and signal control wire with wire clip (only for cooling and heating unit). Note: to prolong or shorten the distance. Step six: neaten the pipes 1. The pipes should be placed along the wall, bent reasonably and hidden possibly.
  • Page 35: Vacuum Pumping

    Vacuum pumping Use vacuum pump 1. Remove the valve caps on the liquid valve and gas liquid valve piezometer valve and the nut of refri- gas valve gerant charging vent. refrigerant valve cap 2. Connect the charging hose charging vent nut of refrigerant gerant charging vent of gas charging vent...
  • Page 36: Check After Installation

    Check after installation Items to be checked Possible malfunction The unit may drop, shake or emit noise. Have you done the refrigerant leakage test? (heating) capacity. It may cause condensation and water dripping. It may cause condensation and water Is water drained well? dripping.
  • Page 37 Configuration of connection pipe 1. Standard length of connection pipe fference. Max length Max length Cooling Max height Cooling Max height of connec- of connec- difference difference tion pipe tion pipe 4. The additional refrigerant oil and refrigerant charging required after prolonging connection pipe of connection pipe.
  • Page 38 Diameter of connection pipe Outdoor unit throttle Liquid pipe(mm) Gas pipe(mm) Cooling only(g/m) Cooling and heating(g/m)
  • Page 39: Pipe Expanding Method

    Pipe expanding method Note: Improper pipe expanding is the main cause of refrigerant leakage. Please expand the pipe according to the following steps: E: Expand the port the distance of indoor unit and hard outdoor unit. mold expander pipe pipe pipe cutter Note: leaning...
  • Page 40: Wired Controller(Optional)

    Wired Controller(Optional) If the product you bought is equipped with wired controller, please refer to the following introductions of wired controller. 1 Displaying Part Fig1.1.1 Outline of wired controller 1.1 LCD Display of Wired Controller Fig.1.1.2 LCD display...
  • Page 41: Instruction To Lcd Display

    Wired Controller(Optional) 1.2 Instruction to LCD Display Table 1.1 Symbols Description Swing function Air exchange function (this function is yet unavailable for this unit). Sleep function (Only sleep 1). Each kind of running mode of indoor unit (auto mode) Cooling mode Dry mode Fan mode Heating mode...
  • Page 42 Wired Controller(Optional) 2 Buttons 2.1 Layout of Buttons 2.2 Functions of Buttons Table 2.1 Name Function Enter/Cancel Function selection and cancellation. Running temperature setting of the indoor unit, range:16~30 Timer setting, range:0.5-24 hr. Setting of the high/middle/low/auto fan speed. Mode Setting of the Cooling/Heating/Fan/Dry/Auto mode of the indoor unit.
  • Page 43: Operation Instructions

    Wired Controller(Optional) 3 Operation Instructions 3.1 On/Off Press On/Off to turn on the unit and turn it off by another press. Note: The state shown in Fig.3.1.1 indicates the “Off” state of the unit after power on. The state shown in Fig.3.1.2 indicates the “On” state of the unit after power on. Fig.3.1.1 “Off”...
  • Page 44 Wired Controller(Optional) 3.4 Fan Setting Under the “On” state of the unit, press Fan and then fan speed of the indoor unit will change circularly as shown in Fig.3.4.1. Middle High 3.5 Timer Setting Under on-state of the unit, Press Timer button to set timer off of the unit. Under off-state of the unit, press Timer button to set timer on of the unit in the same way.
  • Page 45 Wired Controller(Optional) Timer on setting under the “Off” state of the unit is shown as Fig.3.5.2. Fig.3.5.2 Timer on Setting under the “Off” State of the Unit Timer range: 0.5-24hr. Every press of will make the set time increased or decreased by 0.5hr.
  • Page 46 Wired Controller(Optional) 3.6 Swing Setting Swing On: Press Function under on state of the unit to activate the swing function. In this case, Swing Off: When the Swing function is on, press Function to enter the Swing setting interface,with blinking. After that, press Enter/Cancel to cancel this function. Swing setting is shown as Fig.3.6.1.
  • Page 47 Wired Controller(Optional) 3.7 Sleep Setting Sleep on: Press Function under the On state of the unit till the unit enters the Sleep setting Sleep off: When the Sleep function is activated, press Function to enter the Sleep setting status. After that, press Enter/Cancel to cancel this function. In the Cooling or Dry mode, the temperature will increase by 1°C after the unit runs under Sleep1 for 1hr and 1°C after another 1hr.After that, the unit will run at this temperature.
  • Page 48 Wired Controller(Optional) 3.8 Turbo Setting Turbo function: The unit at the high fan speed can realize quick cooling or heating so that the room temperature can quickly approach the setting value. In the Cooling or Heating mode, press Function till the unit enters the Turbo setting status and When the Turbo function is activated, press Function to enter the Turbo setting status and then press Enter/Cancel to cancel this function.
  • Page 49 Wired Controller(Optional) 3.9 E-heater Setting E-heater (auxiliary electric heating function): In the Heating mode, E-heater is allowed to be Once the wired controller or the remote controller enters the Heating mode, this function will be turned on automatically. Press Function in the Heating mode to enter the E-heater setting interface and then press Enter/Cancel to cancel this function.
  • Page 50 Wired Controller(Optional) 3.10 Blow Setting Blow function: After the unit is turned off, the water in evaporator of indoor unit will be automatically evaporated to avoid mildew. In the Cooling or Dry mode, press Function till the unit enters the Blow setting status and then press Enter/Cancel to active this function.
  • Page 51 Wired Controller(Optional) 3.11 Other Functions a. Lock Upon startup of the unit without malfunction or under the “Off” state of the unit, press the same time for 5s till the wired controller enters the Lock function. In this case, LCD displays After that, repress these two buttons at the same time for 5s to quit this function.
  • Page 52 Wired Controller(Optional) Fig.4.2 Fig.4.2 shows the installation steps of the wired controller, but there are some issues that need your attention. 1) Prior to the installation, please firstly cut off the power supply of the wire buried in the installation hole, that is, no operation is allowed with electricity during the whole installation. 2) Pull out the four-core twisted pair line from the installation holes and then let it go through the rectangular hole behind the soleplate of the wired controller.
  • Page 53 Wired Controller(Optional) and connection lines between the indoor and outdoor unit, with a minimum interval of 20cm, otherwise the communication of the unit will probably work abnormally. If the air conditioning unit is installed where is vulnerable to electromagnetic interference,then the signal and communication lines of the wired controller must be the shielding twisted pair lines.
  • Page 54 Wired Controller(Optional) Table 5.1 Meaning of Each Error Error Error Error Error Code Code Return air temperature sensor open/ Drive board communication error short circuited evaporator temperature sensor open/ Compressor overheating protection short circuited Indoor unit liquid valve temperature Indoor and outdoor units unmatched sensor open/short circuited Indoor gas valve temperature sensor Communication line misconnected or...
  • Page 56 66129919127...

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