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Manual Desa VML27NR

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  • Desa VML27NR - page 1

    Also Design-Cer tified As A V ented Decorative Appliance Patent Pending O F F P I L O T O N L O FLAME-MAX ® Multi-Sided Log Design VML27NR VML27PR Remote Control Ready Model WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal in- jury, or loss of life. — Do not stor ...

  • Desa VML27NR - page 2

    111115-01A 2 For more information, visit www.desatech.com For more information, visit www.desatech.com Due to high temperatures, the appliance should be located out of traffic and away from furniture and draperies. Do not place clothing or other flammable material on or near the appliance. Never place any objects on the heater. Heater base assembly ...

  • Desa VML27NR - page 3

    111115-01A 3 3 For more information, visit www.desatech.com For more information, visit www.desatech.com PRODUCT IDENTIFICA TION LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code, ANSI Z223.1/NFPA 54 *. *Available from: American National Standard ...

  • Desa VML27NR - page 4

    111115-01A 4 For more information, visit www.desatech.com For more information, visit www.desatech.com PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code, ANSI Z223.1/NFPA 54, Section 5.3, Air for Combustion and Ventilation. All spaces in homes fall into one of the three following ventilation classifications: 1. U ...

  • Desa VML27NR - page 5

    111115-01A 5 5 For more information, visit www.desatech.com For more information, visit www.desatech.com c. caulking or sealants are applied to areas such as joints around windo w and door frames, between sole plates and floors, between wall-ceiling joints, between wall panels, at penetrations for plumbing, electrical, and gas lines, and at other o ...

  • Desa VML27NR - page 6

    111115-01A 6 For more information, visit www.desatech.com For more information, visit www.desatech.com INST ALLA TION WARNING: A qualified service person must in- stall heater. Follow all local codes. WARNING: Before installing in a solid fuel burn- ing fireplace, the chimney flue and firebox must be cleaned of soot, creosote, ashes and loose paint ...

  • Desa VML27NR - page 7

    111115-01A 7 7 For more information, visit www.desatech.com For more information, visit www.desatech.com INSTALLATION AND CLEARANCES (Vent-Free Operation Only) WARNING: Maintain the minimum clearances. If you can, provide greater clearances from floor, ceil- ing, and adjoining wall. WARNING: Never install the heater • in a bedroom or bathroom unl ...

  • Desa VML27NR - page 8

    111115-01A 8 For more information, visit www.desatech.com For more information, visit www.desatech.com MANTEL CLEARANCES In addition to meeting noncombustible material clearances, you must also meet required clearances between fireplace openings and mantel shelf on each side of the fireplace. If you do not meet the clearances listed below, you will ...

  • Desa VML27NR - page 9

    111115-01A 9 9 For more information, visit www.desatech.com For more information, visit www.desatech.com Area of Various Standard Round Flues Diameter (ins.) Area (sq. ins.) 5" 20 sq. inches 6" 29 sq. inches 7" 39 sq. inches 8" 51 sq. inches INST ALLA TION Continued FLOOR CLEARANCES A. If installing appliance on the floor level, ...

  • Desa VML27NR - page 10

    111115-01A 10 For more information, visit www.desatech.com For more information, visit www.desatech.com 8. Remove heater base from fireplace. If installing optional con- trol accessories, do so at this time. Follow all directions pro- vided with accessory . See Installing Optional Remote Contr ol Accessories, below . 9. Drill holes at marked locati ...

  • Desa VML27NR - page 11

    111115-01A 11 11 For more information, visit www.desatech.com For more information, visit www.desatech.com CONNECTING TO GAS SUPPLY WARNING: A qualified service person must con- nect heater to gas supply. Follow all local codes. WARNING: Never connect propane/LP heater di- rectly to the propane/LP supply. This heater requires an external regulator ...

  • Desa VML27NR - page 12

    111115-01A 12 For more information, visit www.desatech.com For more information, visit www.desatech.com WARNING: Test all gas piping and connections, internal and external to unit, for leaks after installing or servicing. Correct all leaks at once. CHECKING GAS CONNECTIONS Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1/2 PS ...

  • Desa VML27NR - page 13

    111115-01A 13 13 For more information, visit www.desatech.com For more information, visit www.desatech.com Figure 22 - Checking Gas Joints for Propane/LP Gas Control Valve Location Propane/LP Supply Tank Equipment Shutoff Valve Figure 21 - Checking Gas Joints for Natural Gas Gas Meter Equipment Shutoff Valve Control Valve Location INST ALLA TION Co ...

  • Desa VML27NR - page 14

    111115-01A 14 For more information, visit www.desatech.com For more information, visit www.desatech.com OPERA TING HEA TER FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing prop- erty damage, personal injury or loss of life. A. This appliance has a pilot which must ...

  • Desa VML27NR - page 15

    111115-01A 15 15 For more information, visit www.desatech.com For more information, visit www.desatech.com O F F P I L O T O N L O I H 1. STOP! Read the safety infor mation, column 2 on pag e 14. 2. Make sure equipment shutoff v alve is fully open. 3. Remove control cov er log (see Figur e 28). 4. Press in and turn contr ol knob clockwise to the OF ...

  • Desa VML27NR - page 16

    111115-01A 16 For more information, visit www.desatech.com For more information, visit www.desatech.com Figure 31 - Setting the Selector Switch, Control Knob, and Flame Adjustment Knob for Remote Operation ON OFF REMOTE O F F P I L O T O N L O I H Selector Switch in Remote Position (Optional Remote Control) Control Knob in On Position Flame Adjustm ...

  • Desa VML27NR - page 17

    111115-01A 17 17 For more information, visit www.desatech.com For more information, visit www.desatech.com OPERA TING HEA TER Continued Figure 32 - Thermostat Hand-Held Remote Control Unit Selec- tions (GHRCTA only) Figure 33 - Correct Pilot Flame Pattern (Propane/LP Pilot Shown) Pilot Burner Thermocouple Increases Room Temperature in AUTO Mode Dec ...

  • Desa VML27NR - page 18

    111115-01A 18 For more information, visit www.desatech.com For more information, visit www.desatech.com CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner, and circulating air passageways of heater clean. In- spect these areas of heater before each use. Have heater inspected ...

  • Desa VML27NR - page 19

    111115-01A 19 19 For more information, visit www.desatech.com For more information, visit www.desatech.com TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ pilot unit. ...

  • Desa VML27NR - page 20

    111115-01A 20 For more information, visit www.desatech.com For more information, visit www.desatech.com OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition burner Burner backfiring during combustion Slight smoke or odor during initial operation Moisture/condensation noticed on windows Heater produces a whistling noise whe ...

  • Desa VML27NR - page 21

    111115-01A 21 21 For more information, visit www.desatech.com For more information, visit www.desatech.com TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a ne ...

  • Desa VML27NR - page 22

    111115-01A 22 For more information, visit www.desatech.com For more information, visit www.desatech.com ILLUSTRA TED P AR TS BREAKDOWN VML27PR VML27NR 1 2 29-5 29-2 3 4 25 18 17 5 6 12 11 7 7 27 8 8 7 7 13 14 15 19 29-1 29-3 29-4 7 28 29-6 7 16 7 8 8 27 8 9 9 21 24 10 (NG Only) 26 (NG Only) 23 22 (NG Only) O F F P I L O T O N H I L O O F F P I L O ...

  • Desa VML27NR - page 23

    111115-01A 23 23 For more information, visit www.desatech.com For more information, visit www.desatech.com P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 24 of this manual. Parts List VML27PR, VML27NR KEY PART NUMBER NO. VML27PR VML27NR DESCRI ...

  • Desa VML27NR - page 24

    111115-01A 24 For more information, visit www.desatech.com For more information, visit www.desatech.com SER VICE HINTS When Gas Pressure Is Too Low • pilot will not stay lit • burners will have delayed ignition • heater will not produce specified heat • propane/LP gas supply may be low You may feel your gas pressure is too low. If so, conta ...

  • Desa VML27NR - page 25

    111115-01A 25 25 For more information, visit www.desatech.com For more information, visit www.desatech.com 1. Where will the product be used? ❍ Living/Family Room ❍ Office/W arehouse ❍ Utility Shed/Outbuilding ❍ Garage ❍ Bedroom ❍ Bathroom ❍ Other 2. If you bought this product yourself, did you plan to purchase this type of product be ...

  • Desa VML27NR - page 26

    111115-01A 26 For more information, visit www.desatech.com For more information, visit www.desatech.com 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 Postage Required TM T APE T APE ...

  • Desa VML27NR - page 27

    111115-01A 27 27 For more information, visit www.desatech.com For more information, visit www.desatech.com ACCESSORIES ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, call DESA International at 1-866-672-6040 for referral information. You can also write to the address listed on the bac ...

  • Desa VML27NR - page 28

    111115-01A 28 For more information, visit www.desatech.com For more information, visit www.desatech.com KEEP THIS WARRANTY W ARRANTY INFORMA TION Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard wri ...

Manufacturer Desa Category Water Heater

Documents that we receive from a manufacturer of a Desa VML27NR can be divided into several groups. They are, among others:
- Desa technical drawings
- VML27NR manuals
- Desa product data sheets
- information booklets
- or energy labels Desa VML27NR
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 Desa VML27NR.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Desa VML27NR, service manual, brief instructions and user manuals Desa VML27NR. 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 Desa VML27NR.

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A complete manual for the device Desa VML27NR, 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 Desa VML27NR by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Desa VML27NR.

A complete Desa 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 Desa VML27NR - 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 Desa VML27NR, 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 Desa VML27NR, that we can find in the current document
3. Tips how to use the basic functions of the device Desa VML27NR - which should help us in our first steps of using Desa VML27NR
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Desa VML27NR
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Desa VML27NR in a specific country, if it was not possible to solve the problem on our own.

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