LG Air Conditioner's: Service Manuals, Schematics & Owner's Manuals PDF - airconditioningmanuals
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- LG Split Type Air Conditioner Complete Service Manual -
Read this owner's manual thoroughly before operating the appliance and keep. GA Gaeilge SR srpski. All Rights Reserved. Need help? Post your question in this forum. Report abuse Libble takes abuse of its services very seriously. Product: Spam. Hateful or violent content For example, Anti-Semitic content, racist content, or material that could result in a violent physical act. Personal or private information For example, a credit card number, a personal identification number, or an unlisted home address.
Promotion of regulated goods and services. Forumrules To achieve meaningful questions, we apply the following rules: First, read the manual; Check if your question has been asked previously; Try to ask your question as clearly as possible; Did you already try to solve the problem? Therefore, avoid filling in personal details. Register Register getting emails for LG S18EQ at: new questions and answers new manuals You will receive an email to register for one or both of the options.
The manual is 0,74 mb in size. The manual is sent by email. Check your email If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual. Finally, tighten the flare nut with torque wrench until the wrench clicks. Ensure that the color of the wires of the outdoor unit and the terminal No. The earth wire should be longer than the common wires.
The above circuit diagram is subject to change without notice. When installing, refer to the circuit diagram on the control box inside Indoor Uint. Control Cover Inside Outdoor Unit. The power connecting cable connected to the indoor and outdoor unit should be complied with the following specifications Type "B" approved by HAR or SAA.
Terminal block Connect the wires to the terminals on the control board individually. Over 5mm Connecting cable Secure the cable onto the control board with the cord clamp. Refix the control cover to the original position with the screw. Connecting cable Cover control Use a recognized circuit breaker "A" between the power source and the unit.
A disconnecting device to adequately disconnect all supply lines must be fitted. As for the method of wiring, be guided by the circuit diagram posted on the inside of control cover.
Check them and make sure that they are all tightly fastened. If they are loose, it could cause burn-out of the wires. Particularly note the relation between cable length and thickness. Refer to page 26 7 Always install an earth leakage circuit breaker in a wet or moist area. Form the piping by wrapping the connecting portion of the indoor unit with insulation material and secure it with two kinds of vinyl tapes. Pull the lower left and right sides of the grille toward you and lift it off.
Secure the drain hose appropriately. In cases where the outdoor unit is installed below the indoor unit perform the following. Pull the right and the left side. Seal small openings around pipings with a gum type sealer. To check the drainage. Taping Drain hose Pipings Connecting cable Trap is required to prevent water from entering into electrical parts.
In cases where the Outdoor unit is installed above the Indoor unit perform the following. Form a trap to prevent water entering the room. Downward slope Seal a small opening around the pipings with gum type sealer. Bubbles indicate a leak. Be sure to wipe off the soap with a clean cloth. When the system pressure is reduced to normal, disconnect the hose from the cylinder. Indoor unit Therefore, the indoor unit and tubing between the indoor and outdoor unit must be leak tested and evacuated to remove any noncondensables and moisture from the system.
Remove the service valve caps from both the gas and the liquid side on the outdoor unit. Note that both the liquid and the gas side service valves on the outdoor unit are kept closed at this stage. Manifold valve Pressure gauge Lo Hi Be sure to use a manifold valve for air purging. If it is not available, use a stop valve for this purpose. The "Hi" knob of the manifold valve must always be kept close. Next, test for leaks with liquid soap. To avoid nitrogen entering the refrigerant system in a liquid state, the top of the cylinder must be higher than its bottom when you pressurize the system.
Usually, the cylinder is used in a vertical standing position. Gas side 2 Remove the service-port cap from the 3-way valve. Liquid side 3-way valve Close 2-way valve Open 5 If bubbles come out, the pipes have leakage.
Confirm the "Lo" knob of the manifold valve is open. Then, run the vacuum pump. The operation time for evacuation varies with tubing length and capacity of the pump. The following table shows the time required for evacuation. This process is very important to prevent leakage from the system. This completes air purging with a vacuum pump.
The air conditioner is now ready to test run. Check that all tubing and wiring have been properly connected. Check that the gas and liquid side service valves are fully open.
NOTE: If the actual pressure is higher than shown, the system is most likely over-charged, and charge should be removed.
If the actual pressure are lower than shown, the system is most likely undercharged, and charge should be added. The air conditioner is now ready for use. Pump Down means collecting all refrigerant in the outdoor unit without loss in refrigerant gas. Pump Down Procedure 1. Connect a low-pressure gauge manifold hose to the charge port on the gas side service valve. Bolt 2. Open the gas side service valve halfway and purge the air from the manifold hose using the refrigerant gas.
Close the liquid side service valve all the way in. Measure the pressure of the gas side service valve. Measure the temperature of the intake and discharge of air. Intake temperature Discharge air 4. Turn on the unit's operating switch and start the cooling operation. When the low-pressure gauge reading becomes 1 to 0. At that time, Pump Down has been completed and all refrigerant gas will have been collected in the outdoor unit.
For reference; the gas side pressure of optimum condition is as below. The pressure of the gas side service valve. While in compressor not running, operating with the low airflow speed regardless of the setting. Your name.
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