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Manual LG Electronics 395CAV

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  • LG Electronics 395CAV - page 1

    NOTE: Read the entire instruction manual before starting the installation. This symbol → indicates a change since the last issue. Index Page SAFETY CONSIDERATIONS .....................................................1 Clearances From Combustible Materials .................................1 Dimensional Drawing ..................................... ...

  • LG Electronics 395CAV - page 2

    ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS PROCEDURE CAUTION: Electrostatic discharge can affect electronic components. Take precautions during furnace installation and servicing to protect the furnace electronic control. Precautions will prevent electrostatic discharges from personnel and hand tools which are held during the procedure. These precau ...

  • LG Electronics 395CAV - page 3

    4. If you touch ungrounded objects (recharge your body with static electricity), firmly touch furnace again before touch- ing control or wires. 5. Use this procedure for installed and uninstalled (un- grounded) furnaces. 6. Before removing a new control from its container, dis- charge your body’s electrostatic charge to ground to protect the cont ...

  • LG Electronics 395CAV - page 4

    CAUTION: Air for combustion must not be contami- nated by halogen compounds, which include fluoride, chloride, bromide, and iodide. These elements are found in aerosol sprays, detergents, bleaches, cleaning solvents, salts, air fresheners, and other household products. All fuel-burning equipment must be supplied with air for combus- tion of the fue ...

  • LG Electronics 395CAV - page 5

    c. When ducts are used, they must be of the same cross- sectional area as the free area of the openings to which they connect. The minimum dimension of rectangular ducts must not be less than 3 in. (See Fig. 3.) WARNING: Do not install the furnace on its back; safety control operation will be adversely affected. Never connect return-air ducts to th ...

  • LG Electronics 395CAV - page 6

    4. Adjust outside nut to provide desired height, and tighten inside nut to secure arrangement. V. GAS PIPING Gas piping must be installed in accordance with national and local codes. Refer to the current edition of the NFGC. Canadian installations must be installed in accordance with NSCNGPIC and all authorities having jurisdiction. Refer to Table ...

  • LG Electronics 395CAV - page 7

    WARNING: Use the proper length of pipes to avoid stress on the gas control manifold. Failure to follow this warning can result in a gas leak, causing fire, explosion, personal injury, or death. CAUTION: Connect the gas pipe to the furnace using a backup wrench to avoid damaging gas controls. WARNING: Never purge a line into a combustion chamber. Ne ...

  • LG Electronics 395CAV - page 8

    The furnace must have a 115-v power supply properly connected and grounded. Proper polarity must be maintained for correct operation. Thermostat wire connections at R, W, C, and Y must be made at the 24-v terminal block on the control board. The gas service pressure must not exceed 0.5 psig (14-in. wc), but must be no less than 0.16 psig (4.5-in. w ...

  • LG Electronics 395CAV - page 9

    1. Heating mode When the wall thermostat "calls for heat," the R-W circuit closes. The furnace control performs a self-check, verifies the pressure switch contacts are open, and starts inducer motor. a. Prepurge period—As the inducer motor comes up to speed, the pressure switch contacts close to begin a 15-sec prepurge period. b. Ignito ...

  • LG Electronics 395CAV - page 10

    → Fig. 11—Unit Wiring Diagram A95335 PCB BLOWER OFF DE LAY SELECTION CHAR T 90 SEC 135 SEC 180 SEC 225 SEC GVR HI/LO RELAY SEC-1 SEC- 2 PL1 3 2 1 6 5 4 9 87 LED TEST/TWIN BLOWER OFF DELAY G R Y W C HUM HSIR IDR BLWR BLOWER SPEED SELECT FU1 COOL HEAT L2 PL3 PL2 VAC 120 L1 PR1 1 2 1 2 3 PR2 24 VAC-3A FUSE SPARE-2 SPARE-1 EAC-1 EAC-2 C 1.5 AMP 12 ...

  • LG Electronics 395CAV - page 11

    unit and the combined R-Y and R-G circuits start the furnace blower motor on cooling speed. The EAC-1 termi- nal is energized with 115v when the blower is operating on cooling speed. When the thermostat is satisfied, R-G and R-Y circuits are broken. The furnace blower and EAC continue operating on cooling speed for an additional 90 sec. 3. Continuo ...

  • LG Electronics 395CAV - page 12

    b. Check gas input rate by clocking gas meter. (1.) Obtain average yearly heat value for local gas supply. (2.) Check and verify orifice size in furnace. NEVER ASSUME THE ORIFICE SIZE. ALWAYS CHECK AND VERIFY. CAUTION: DO NOT redrill burner orifices. Improper drilling (burrs, out of round, etc.) can cause excessive burner operating noise and misdir ...

  • LG Electronics 395CAV - page 13

    (3.) When correct input is obtained, replace regulator seal cap. Main burner flame should be clear blue, almost transparent. (See Fig. 13.) d. High altitude—In the United States gas input on rating plate is for altitudes up to 2000 ft. Ratings for altitudes over 2000 ft must be 4 percent less for each 1000 ft above sea level. To obtain the adjust ...

  • LG Electronics 395CAV - page 14

    3. Set thermostat heat anticipator. The thermostat heat anticipator must be set to match the amp draw of the electrical components in the R-W circuit. Accurate amp draw readings can be obtained at thermostat subbase terminals R and W. Fig. 14 illustrates an easy method of obtaining the actual amp draw. The amp reading should be taken after the blow ...

  • LG Electronics 395CAV - page 15

    A94328 SERVICE TRAINING Packaged Service Training programs are an excellent way to increase your knowledge of the equipment discussed in this manual, including:  • Unit Familiarization • Maintenance  • Installation Overview • Operating Sequence A large selection of product, theory, and skills programs is availa ...

  • LG Electronics 395CAV - page 16

    © 1996 BDP Co. • P.O. Box 70 • Indianapolis, IN 46206 Printed in U.S.A. —16— 395c4010 Catalog No. BDP-3339-518 ...

Manufacturer LG Electronics Category Furnace

Documents that we receive from a manufacturer of a LG Electronics 395CAV can be divided into several groups. They are, among others:
- LG Electronics technical drawings
- 395CAV manuals
- LG Electronics product data sheets
- information booklets
- or energy labels LG Electronics 395CAV
All of them are important, but the most important information from the point of view of use of the device are in the user manual LG Electronics 395CAV.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals LG Electronics 395CAV, service manual, brief instructions and user manuals LG Electronics 395CAV. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product LG Electronics 395CAV.

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A complete manual for the device LG Electronics 395CAV, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use LG Electronics 395CAV by users. Manuals are usually written by a technical writer, but in a language understandable to all users of LG Electronics 395CAV.

A complete LG Electronics manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual LG Electronics 395CAV - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the LG Electronics 395CAV, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the LG Electronics 395CAV, that we can find in the current document
3. Tips how to use the basic functions of the device LG Electronics 395CAV - which should help us in our first steps of using LG Electronics 395CAV
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with LG Electronics 395CAV
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of LG Electronics 395CAV in a specific country, if it was not possible to solve the problem on our own.

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