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MINI SPLIT INVERTER- INSPIRE Ultra 20 INSTRUCTION MANUAL WARNING! 26WD012I24-035DWKXZ Read and follow all safety precautions in Instruction Manual - improper use can cause serious injury. www.delta-dct.com...
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 .............12 Operation guide ....................13 Replacement of batteries in remote controller .............13 Emergency operation ..................14 Maintenance Clean and maintenance..................14...
Precautions Warning Operation and Maintenance This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved.
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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.
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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.
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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.
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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.
Parts name Indoor Unit air inlet panel filter aux.button horizontal louver air outlet cooling power receiver indicator indicator window display heating temp. drying indicator indicator indicator (Display content or position may be different from above remote control graphics, please refer to actual products) Outdoor Unit air inlet Connection wire...
Buttons on remote controller ON/OFF button MODE button +/- button FAN button button CLOCK button TIMER ON/TIMER OFF button X-FAN button Note: X-FAN is the same with BLOW TEMP button TURBO button LIGHT button SLEEP button Introduction for icons on display screen Set fan speed Send signal Operation mode...
Introduction for buttons on remote controller Note: ● After putting through the power, the air conditioner will give out a sound. Operation indictor " " is ON (red indicator). After that, you can operate the air conditioner by using remote controller. ON/OFF button Press this button can turn on or turn off the air conditioner.
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Introduction for buttons on remote controller +/- button ● Press "+" or "-" button once increase or decrease set temperature 1℃(1°F). Holding "+" or "-" button, 2s later, set temperature on remote controller will tor on indoor unit will change accordingly. (Temperature can’t be adjusted under auto mode) ●...
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Introduction for buttons on remote controller CLOCK button Press this button to set clock time. " " icon on remote controller will blink. Press "+" or "-" button within 5s to set clock time. Each pressing of "+" or "-" button, clock time will increase or decrease 1 minute.
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Introduction for buttons on remote controller X-FAN button Press this button under cool and dry mode to start up x-fan function, and " " icon on remote controller will be displayed. Press this button again to cancel x-fan function, and " "icon will disappear.
Introduction for buttons on remote controller SLEEP button Under COOL, HEAT or DRY mode, press this button to start up sleep function. " " icon is displayed on remote controller. Press this button again to cancel sleep function and " "...
Operation guide After putting through the power, press "ON/OFF" button on remote controller to turn on the air conditioner. Press "MODE" button to select your required mode: AUTO, COOL, DRY, FAN, HEAT. Press "+" or "-" button to set your required temperature. (Temperature can’t be adjusted under auto mode).
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: As shown in the fig. Open panel, press aux. button to turn on or turn off the air conditioner.
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Clean and maintenance Open panel Pull out the panel to a certain ● Use dust catcher or water to the water (below 45℃ ) to clean it, and then put it in a shady and cool place to dry. panel cover tightly. Note: operating environment, cleaning frequency can be increased.
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Clean and maintenance Checking before operating-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.
Malfunction analysis General Malfunction analysis Please check below items before asking for maintenance. If the malfunction still Phenomenon Check items Solution ● Whether it's interfered severely ● Pull out the plug. Reinsert (such as static electricity,stable the plug after about 3min, and voltage)? then turn on the unit again.
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Malfunction analysis Phenomenon Check items Solution ● Power failure? ● Wait until power is restored. ● Is plug loose? ● Reinsert the plug. ● Circuit breaker trips off or ● Ask professional to replace fuse is burnt out? circuit breaker or fuse. Air condit- ●...
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Malfunction analysis Phenomenon Check items Solution ● Whether there’s odour source, ● Eliminate the odour source. Odours are such as furniture and cigarette, emitted ● Clean the filter. etc. Air conditio- ● Whether there’s interference, ● Disconnect power, put back ner operates such as thunder, wireless power, and then turn on the...
Malfunction analysis Error Code ● When air conditioner status is abnormal, temperature indicator on indoor unit will blink to display corresponding error code. Please refer to below list for identific- ation of error code. Above indicator diagram is only Indoor for reference.
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.
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.
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Installation of indoor unit Indoor outdoor Note: ● Pay attention to dust prevention and take relevant safety measures when opening the hole. Φ55/ ● The plastic expansion particles are 5-10 not provided and should be bought Φ70 locally. Step four: outlet pipe 1.
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Installation of indoor unit Hex nut diameter Tightening torque (N . m) open-end wrench Φ 6 15~20 Φ 9.52 30~40 union nut Φ 12 45~55 pipe Φ 16 60~65 torque wrench Φ 19 70~75 indoor pipe 4. Wrap the indoor pipe and joint of con- nection pipe with insulating pipe, and then wrap it with tape.
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Installation of indoor unit 2. Make the power connection wire go cable-cross through the cable-cross hole at the back hole of indoor unit and then pull it out from the front side. power connection wire 3. Remove the wire clip; connect the power connection wire to the wiring terminal with wire clip.
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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.
Installation of outdoor unit Step one: fix the support 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: ●...
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Installation of outdoor unit Step four: connect indoor and outdoor pipes 1. Remove the screw on the right han- 3. Pretightening the union nut with dle of outdoor unit and then remove hand. the handle. pipe joint screw union nut handle 2.
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Installation of outdoor unit 2. Fix the power connection wire and signal control wire with wire clip (only for cooling and heating unit). Note: ● After tighten the screw, pull the power cord slightly to check if it is firm. ●...
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 of piezometer to the refri- nut of refrigerant gerant charging vent of gas...
Check after installation ● Check according to the following requirement after finishing installation. Items to be checked Possible malfunction Has the unit been installed firmly? The unit may drop, shake or emit noise. Have you done the refrigerant leakage It may cause insufficient cooling test? (heating) capacity.
Configuration of connection pipe 1. Standard length of connection pipe ● 5m, 7.5m, 8m. 2.Min. length of connection pipe is 3m. 3.Max. length of connection pipe and max. high difference. Max length Max length Cooling Max height Cooling Max height of connec- of connec- capacity...
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Configuration of connection pipe Additional refrigerant charging amount for R22, R407C, R410A and R134a Diameter of connection pipe Outdoor unit throttle Liquid pipe(mm) Gas pipe(mm) Cooling only(g/m) Cooling and heating(g/m) Φ6 Φ9.52 or Φ12 Φ6 or Φ9.52 Φ16 or Φ19 Φ12 Φ19 or Φ22.2 Φ16...
Pipe expanding method Note: Improper pipe expanding is the main cause of refrigerant leakage. Please expand the pipe according to the following steps: A: Cut the pipe E: Expand the port ● Confirm the pipe length according to ● Expand the port with expander. the distance of indoor unit and hard outdoor unit.