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Manual Weil-McLain LGB 6-20 Series

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  • Weil-McLain LGB 6-20 Series - page 1

    P art Number 550-141-816/0798 Contents I . New installation .......... 2 II . Existing installation .... 4 III. Water and steam trim components .................. 4 IV. Gas piping ................... 5 V. Wiring ........................... 5 Sequence of operation ..... 8 Wiring procedure .............. 8 VI. Leak test procedure ... 1 0 VII. Operati ...

  • Weil-McLain LGB 6-20 Series - page 2

    P art Number 550-141-816/0798 2 LGB -6 to LGB -20 Ser ies 2 – Control S upplement I New installation 1 . R emove all bu r ners from base bo x assembly . Remo ve 3.95 mm natural gas main burner orifices in manifold. Install 2.40 mm propane gas main burner orifices. Use pipe dope sparingly only on male ends. Use pipe dope compatible with propane ga ...

  • Weil-McLain LGB 6-20 Series - page 3

    P art Number 550-141-816/0798 3 CSD-1 Control System – Propane gas Figure 1 Pilot burner assembly , typical Figure 2 Main flame sensor assembly I New installation – continued ...

  • Weil-McLain LGB 6-20 Series - page 4

    P art Number 550-141-816/0798 4 LGB -6 to LGB -20 Ser ies 2 – Control S upplement 1 . These instructions are for use with Propane Control Cartons as listed in Gas Control Arrangement, T able 2 (page 2). 2 . Remove jacket door(s) and access panel(s). 3 . Disconnect wiring and tubing from existing pilot burner and main flame sensor . 4 . Remove all ...

  • Weil-McLain LGB 6-20 Series - page 5

    P art Number 550-141-816/0798 5 CSD-1 Control System – Propane gas IV Gas piping 1 . Contact gas supplier to siz e pip es, tanks and regulator . a. Inlet gas pressure to manual main shut-off gas valve — minimum 11” W .C., maxim um 13” W .C. b. If pressure to gas valv e exc eeds 13” W .C., install 100% lock-up gas pressure regulat or upstr ...

  • Weil-McLain LGB 6-20 Series - page 6

    Part Number 550-141-816/0798 6 LGB-6 to LGB -20 Series 2 – Control Supplement P art Number 550-141-816/0798 7 CSD-1 Control System – Propane gas Figure 3 Wiring diagram SENSOR MAIN FLAME FIRING RATE CONTROL (WHEN USED) STAGE COMBINATION VALVE W/REGULATOR MAIN GAS VALVE - TWO MAIN GAS VALVE TERMINAL. FIELD WIRED TO GAS VALVE OR FIRING IGNITION C ...

  • Weil-McLain LGB 6-20 Series - page 7

    P art Number 550-141-816/0798 8 LGB -6 to LGB -20 Ser ies 2 – Control S upplement 1 . Operating control begins startup sequence. a. Limit control contacts are closed. 2 . Pilot proving module energized. a. Pilot solenoid opens. b. Pilot ignition spark begins. c . Pilot ignites. d. Pilot proves. 3 . Main flame proving module energized from pilot p ...

  • Weil-McLain LGB 6-20 Series - page 8

    P art Number 550-141-816/0798 9 CSD-1 Control System – Propane gas Figure 5 Field wiring diagram ...

  • Weil-McLain LGB 6-20 Series - page 9

    P art Number 550-141-816/0798 10 LGB -6 to LGB -20 Ser ies 2 – Control S upplement 1 . Remove red (MV) and blue (PV) wires from main gas valve. 2 . Close main test firing valve attached to the manifold. 3 . Check that both leak test valves are closed and remove plugs. 4 . Attach manometer to first leak test valve. 5 . Open first leak test valve a ...

  • Weil-McLain LGB 6-20 Series - page 10

    P art Number 550-141-816/0798 11 CSD-1 Control System – Propane gas This document is intended only as a supplement to the LGB Gas-Fired Boiler Manual . Follow all instructions in the Manual, including those regarding start-up (found in Section VIII, “Placing boiler in operation ”). A . This boiler is equipped with a pilot which must be lighte ...

  • Weil-McLain LGB 6-20 Series - page 11

    P art Number 550-141-816/0798 12 LGB -6 to LGB -20 Ser ies 2 – Control S upplement W eil-McLain 500 Blaine Street Michigan City , IN 46360-2388 http://www .weil-mclain.com VIII P arts list Figure 6 Ref . No. Descri ption Size Vendor /Part Nu mber Weil- McLain P art Number 1 Main flame sen sor Honeyw ell 392956 511-724- 274 Main bur ner with pilo ...

Manufacturer Weil-McLain Category Boiler

Documents that we receive from a manufacturer of a Weil-McLain LGB 6-20 Series can be divided into several groups. They are, among others:
- Weil-McLain technical drawings
- LGB 6-20 Series manuals
- Weil-McLain product data sheets
- information booklets
- or energy labels Weil-McLain LGB 6-20 Series
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 Weil-McLain LGB 6-20 Series.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Weil-McLain LGB 6-20 Series, service manual, brief instructions and user manuals Weil-McLain LGB 6-20 Series. 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 Weil-McLain LGB 6-20 Series.

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A complete manual for the device Weil-McLain LGB 6-20 Series, 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 Weil-McLain LGB 6-20 Series by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Weil-McLain LGB 6-20 Series.

A complete Weil-McLain 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 Weil-McLain LGB 6-20 Series - 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 Weil-McLain LGB 6-20 Series, 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 Weil-McLain LGB 6-20 Series, that we can find in the current document
3. Tips how to use the basic functions of the device Weil-McLain LGB 6-20 Series - which should help us in our first steps of using Weil-McLain LGB 6-20 Series
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Weil-McLain LGB 6-20 Series
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Weil-McLain LGB 6-20 Series in a specific country, if it was not possible to solve the problem on our own.

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