English dropdown-ico

Manual Desa GVB50N

40 pages 0.42 mb
Download

Go to site of 40

Summary
  • Desa GVB50N - page 1

    Save this manual for future reference. WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, per- sonal injury, or loss of life. FOR YOUR SAFETY — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. — WHAT TO DO I ...

  • Desa GVB50N - page 2

    2 100353 CONTENTS SECTION PAGE Safety Information ......................................................................... 3 Product Identification .................................................................... 5 Local Codes ................................................................................... 6 Unpacking ...................... ...

  • Desa GVB50N - page 3

    3 100353 SAFETY INFORMA TION Continued W ARNINGS IMPORTANT: Read this owner’s manual carefully and completely be- fore trying to assemble, operate, or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning. DANGER Carbon monoxide poisoning may ...

  • Desa GVB50N - page 4

    4 100353 SAFETY INFORMA TION Continued W ARNINGS Continued 6. Provide the following minimum heater clearances from combustibles (as viewed from the front of heater): Front: 48 inches Back: 6 inches Top: 53 inches Right Side: 12 inches Left Side: 6 inches 7. Do not run heater • where flammable liquids or vapors are used or stored • under dusty c ...

  • Desa GVB50N - page 5

    5 100353 Control Knob Draft Hood Outlet for Venting System Figure 2 - Vented Natural Gas Heater, Rear View Figure 1 - Vented Natural Gas Heater Lower Front Access Panel Ignitor Button Control Valve PRODUCT IDENTIFICA TION ...

  • Desa GVB50N - page 6

    6 100353 Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of the following: • National Fuel Gas Code ANSI Z223.1, also known as NFPA 54 * • National Electrical Code ANSI/NFPA 70 * • National Standard of Canada C AN1-B149 ** *Available from: American National Standards Institute, I ...

  • Desa GVB50N - page 7

    7 100353 INST ALLING HEA TER Continued LOCATING HEATER W ARNING Maintain the minimum clearances shown in Figure 3, below. If you can, provide greater clearances. W ARNING Never install the heater • in a mobile home or a recreational vehicle. • where curtains, furniture, clothing, or other flammable objects are less than 48 inches from the front ...

  • Desa GVB50N - page 8

    8 100353 Note: Venting/chimney materials are not supplied with heater. VENTING HEATER INST ALLING HEA TER Continued W ARNING A qualified service person must install the venting system for this heater. If venting system is not properly installed and maintained, the vent safety shut-off system will pre- vent the heater from running. Follow all local ...

  • Desa GVB50N - page 9

    9 100353 INST ALLING HEA TER Continued VENTING HEATER (continued) W ARNING Do not vent heater in any of the following ways (see Figure 4). Heater must be vented to the out- doors. Never vent heater to another room or inside a building. The vertical section of vent pipe must extend at least two feet above the highest point of any roof within ten fee ...

  • Desa GVB50N - page 10

    10 100353 VENTING HEATER (continued) INST ALLING HEA TER Continued Proper Size Vent To safely vent heater, the vent connector pipe must be the same diameter as the draft hood outlet on the rear of the heater. Pipe that is too small can cause flue gas to spill from the heater. Fasten vent connector to the draft hood outlet with a sheet metal screw. ...

  • Desa GVB50N - page 11

    11 100353 INST ALLING HEA TER Continued CONNECTING TO GAS SUPPLY W ARNING A qualified service person must connect heater to gas supply. Follow all local codes. IMPORTANT: Check gas line pressure at gas meter before connecting heater to gas line. Gas line pressure must be no greater than 14 inches of water. If gas line pressure is higher, heater reg ...

  • Desa GVB50N - page 12

    12 100353 Installation must include a manual shutoff valve, ground joint union, plugged 1/8" NPT tap, and a sediment trap. Locate NPT tap within reach for test gauge hook up. NPT tap must be upstream from heater (see Figure 7). Apply pipe joint sealant lightly to male threads. This will prevent excess sealant from going into pipe. Excess seala ...

  • Desa GVB50N - page 13

    13 100353 INST ALLING HEA TER Continued CHECKING GAS CONNECTIONS Pressure Testing Gas Supply Piping System Test Pressures In Excess of 1/2 PSIG 1. Disconnect heater and its individual manual shutoff valve from gas supply pipe. Pressures in excess of 1/2 PSIG will damage heater regulator. 2. Cap off open end of gas pipe where manual shutoff valve wa ...

  • Desa GVB50N - page 14

    14 100353 INST ALLING HEA TER Continued INSTALLING GLASS PANEL 1. Locate the glass panel package inside the back of the heater. CAUTION Before installing glass panels, inspect the edges. If you notice any chips or cracks, do not install. If the surface on either side is deeply scratched, do not install. If these conditions exist, contact your Vangu ...

  • Desa GVB50N - page 15

    15 100353 INST ALLING HEA TER Continued 2 1 Glass Panel Lower Glass Retaining Channel Figure 11 - Inserting Top Edge of Glass Panel into Upper Glass Retaining Channel 2 1 Glass Panel Lower Glass Retaining Channel Upper Glass Retaining Channel Lower Front Access Area Figure 12 - Inserting Glass into Lower Retaining Channel 7. Lower glass into lower ...

  • Desa GVB50N - page 16

    16 100353 FRESH AIR FOR COMBUSTION AND VENTILA TION W ARNING This heater must have fresh air for proper operation. If not, poor fuel combustion and improper venting of flue gases will result. Carbon monoxide poisoning from backed-up flue gases could occur. Read the following instructions to insure proper fresh air for this and other fuel-burning ap ...

  • Desa GVB50N - page 17

    17 100353 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Example 1: Locating Heater in Unconfined (Open) Area NOTICE An unconfined area has a minimum air volume of 50 cubic feet for each 1000 BTU/Hr input rating of all appliances in the area (cubic feet equals length x width x height of area). Inc ...

  • Desa GVB50N - page 18

    18 100353 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued Figure 14 - Ventilation Air from Outdoors Draft Hood Spillage: This is a hazardous situation. Draft hood spillage re- leases poisonous carbon monoxide gas into your home. DANGER Carbon monoxide poisoning may lead to death! If draft hood spillage occurs, check for blocked flue connectors, ...

  • Desa GVB50N - page 19

    19 100353 FRESH AIR FOR COMBUSTION AND VENTILA TION Continued Example 2: Locating Heater in Confined (Closed) Area NOTICE A confined area has an air volume of less than 50 cubic feet for each 1000 BTU/Hr input rating of all appliances in the area (cubic feet equals length x width x height of area). Include adjoining rooms only if there are no doors ...

  • Desa GVB50N - page 20

    20 100353 OPERA TING HEA TER A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor. WHAT TO DO IF YOU SMELL GAS • Do ...

  • Desa GVB50N - page 21

    21 100353 5. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow “B” in the safety information at the top of page 20. If you don’t smell gas, go to the next step. 6. Turn control knob clockwise Clockwise to the PILOT position. Fully depress control knob for five seconds. Not ...

  • Desa GVB50N - page 22

    22 100353 MANUAL LIGHTING PROCEDURE 1. Remove lower front access panel on heater. 2. Locate pilot. Pilot is attached to the front of burner. 3. Follow steps 1 through 6 under Lighting Instructions , pages 20 and 21. 4. With control knob depressed, strike match. Hold match to pilot until pilot lights. 5. Follow steps 8 through 11 under Lighting Inst ...

  • Desa GVB50N - page 23

    23 100353 Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 18 shows a correct pilot flame pattern. Figure 19 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will prevent the thermocouple from getting hot, causing the heater to shut down. INSPECTING PILOT AN ...

  • Desa GVB50N - page 24

    24 100353 INSPECTING PILOT AND BURNER FLAME Continued Sharp Blue Flame High Yellow Flame Flame Lifting Off of Burner Figure 21 - Incorrect Burner Flame Patterns Figure 20 - Correct Burner Flame Pattern If burner flame pattern is incorrect, as shown in Figure 21 • turn heater off (see To Turn Off Gas to Appliance , page 22) • see Troubleshooting ...

  • Desa GVB50N - page 25

    25 100353 W ARNING Turn off heater and let cool before cleaning or servicing. W ARNING Keep heater clear and free from combustible materials, gasoline, and other flammable vapors and liquids. CAUTION You must keep control areas, burner, and circulating air passageways of heater clean. Inspect these areas of heater before each use. Have heater and v ...

  • Desa GVB50N - page 26

    26 100353 TROUBLE- SHOOTING Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at pilot. When ignitor button is pressed, there is spark at pilot but no igni- tion. POSSIBLE CAUSE 1. Incorrect spark gap. 2 . Ignitor electrode posi- tioned wrong. 3. Ignitor electrode br ...

  • Desa GVB50N - page 27

    27 100353 TROUBLE- SHOOTING Continued REMEDY 1. Fully open manual shut- off valve. 2. Press in control knob fully. 3. After pilot lights, keep control knob pressed in 30 seconds. 4 . Wait one minute for safety interlock system to reset. Repeat ignition. 5. Hand tighten until snug, then tighten 1/4 turn more. 6. A) Contact qualified service person t ...

  • Desa GVB50N - page 28

    28 100353 TROUBLE- SHOOTING Continued OBSERVED PROBLEM Burner backfiring during combustion. Yellow flame during burner combustion. Slight smoke or odor during initial operation. Burner fails to respond to thermo- stat. Heater produces a whistling noise when burner is lit. POSSIBLE CAUSE 1. Burner orifice is clogged or damaged. 2. Burner damaged. 3. ...

  • Desa GVB50N - page 29

    29 100353 TROUBLE- SHOOTING Continued W ARNING OBSERVED PROBLEM Heater produces a clicking/ticking noise just after burner is lit or shut off. Heater produces un- wanted odors. Heater shuts off in use. Gas odor even when control knob is in OFF position. Gas odor during com- bustion. POSSIBLE CAUSE 1. Metal expanding while heating or contracting whi ...

  • Desa GVB50N - page 30

    30 100353 SER VICE PROCEDURES Removing Control Valve and Burner Tube 1. Shut off gas supply to heater. 2. Remove lower front access panel on heater. 3. Disconnect burner tube from orifice holder (see Figure 22). 4. Remove pilot gas line from control valve (see Figure 22). 5. Disconnect wire connec- tors from thermocouple interrupter (see Figure 22) ...

  • Desa GVB50N - page 31

    31 100353 SER VICE PROCEDURES Continued Removing Burner 1. Shut off gas supply to heater. 2. Remove lower front access panel on heater. 3. Disconnect burner tube from orifice holder (see Figure 23). 4. Remove orifice holder from burner (see Figure 23). 5. Remove pilot burner bracket nuts and remove pilot assembly (see Figure 23). 6. Move burner to ...

  • Desa GVB50N - page 32

    32 100353 SER VICE PROCEDURES Continued Changing Burner Orifice 1. Shut off gas supply to heater. 2. Remove lower front access panel on heater. 3. Disconnect burner tube from orifice holder (see Figure 24). 4. Remove orifice holder from burner (see Figure 24). 5. Use socket or open-end wrench to remove the old orifice from the orifice holder. 6. Cl ...

  • Desa GVB50N - page 33

    33 100353 TECHNICAL SER VICE You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-323- 5190. SPECIFICA TIONS Note: These heaters are certified for elevations of 0-4500 feet above sea level. For elevations above 2000 feet, de-rate heater 4% for e ...

  • Desa GVB50N - page 34

    34 100353 Note: Use only original replacement parts. This will protect your warranty cover- age for parts replaced under warranty. Parts Under Warranty Contact Vanguard dealer or call DESA International’s Technical Service Depart- ment at 1-800-323-5190. When calling DESA International, have ready • your name • your address • model number o ...

  • Desa GVB50N - page 35

    35 100353 ACCESSORIES BLOWER KIT - PART NUMBER GA6010 For all models. Provides better heat distribution. Makes heater more efficient. Complete installation and operating instructions provided with blower. Purchase these heater accessories from your local dealer. If they can not supply these accessories, either contact your nearest Parts Central (se ...

  • Desa GVB50N - page 36

    36 100353 ILLUSTRA TED P ARTS LIST Burner Assembly 3 4 8 10 11 1 2 5 6 7 9 12 13 14 15 16 17 18 19 28 27 7 35 Model 6 50 Model 11 24-2 20 21 23 26 22 17 16 4 24 24-1 24-3 24-4 25 7 ...

  • Desa GVB50N - page 37

    37 100353 P ARTS LIST Burner Assembly This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Ordering Replacement Parts on page 34 of this manual. KEY PART NUMBER FOR NO. GVB50N GVB35N DESCRIPTION QTY. 1 100206-02 100206-01 Combustion Chamber 1 2 098324-02 098324-02 Control Knob 1 3 09715 ...

  • Desa GVB50N - page 38

    38 100353 ILLUSTRA TED P ARTS LIST Cabinet Assembly This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Ordering Replacement Parts on page 34 of this manual. 1 2 3 4 5 6 6 7 8 11 6 10 9 PART NUMBER FOR KEY NO. GVB50N GVB35N DESCRIPTION QTY. 1 100202-02 100202-01 Lower Front Panel 1 2 0 ...

  • Desa GVB50N - page 39

    39 100353 NOTES _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ ____ ...

  • Desa GVB50N - page 40

    100353-01 REV. C 6/94 LIMITED WARRANTY VANGUARD VENTED NATURAL GAS HEATERS LIMITED ONE YEAR WARRANTY This DESA product is warranted to the original purchaser to be free from defect in material and workmanship under normal use and maintenance for a period of one year from the date of installation whether or not actual use begins on that date. It is ...

Manufacturer Desa Category Electric Heater

Documents that we receive from a manufacturer of a Desa GVB50N can be divided into several groups. They are, among others:
- Desa technical drawings
- GVB50N manuals
- Desa product data sheets
- information booklets
- or energy labels Desa GVB50N
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 GVB50N.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Desa GVB50N, service manual, brief instructions and user manuals Desa GVB50N. 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 GVB50N.

Similar manuals

A complete manual for the device Desa GVB50N, 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 GVB50N by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Desa GVB50N.

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 GVB50N - 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 GVB50N, 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 GVB50N, that we can find in the current document
3. Tips how to use the basic functions of the device Desa GVB50N - which should help us in our first steps of using Desa GVB50N
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Desa GVB50N
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Desa GVB50N in a specific country, if it was not possible to solve the problem on our own.

Do you have a question concerning Desa GVB50N?

Use the form below

If you did not solve your problem by using a manual Desa GVB50N, ask a question using the form below. If a user had a similar problem with Desa GVB50N it is likely that he will want to share the way to solve it.

Copy the text from the picture

Captcha
New picture

Comments (0)