Instruction/ maintenance manual of the product LGB-7 Weil-McLain
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P art Number 550-141-797/0798 Contents I . New installation ........... 2 II . Existing installation ..... 4 III. Gas piping ..................... 5 IV. Wiring ............................ 5 Sequence of operation ..... 8 Wiring procedure .............
P art Number 550-141-797/0798 2 LGB -6 to LGB -23 Series 2 – Control Su pplement New installation I 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.
P art Number 550-141-797/0798 3 U niv ersal Control Syst em – Pr opane gas Figure 1 Pilot burner assembly , typical LGB-A84-B Locating Slot Igniter Sensor UCS Pilot Burner 10-32 x 5/16“ Machine Sc.
P art Number 550-141-797/0798 4 LGB -6 to LGB -23 Series 2 – Control Su pplement 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 .
P art Number 550-141-797/0798 5 U niv ersal Control Syst em – Pr opane gas 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., maximum 13” W .C. b. If pressure to gas valv e exc eeds 13” W .
P art Number 550-141-797/0798 6 LGB -6 to LGB -23 Series 2 – Control Su pplement P art Number 550-141-797/0798 7 U niv ersal Control Sy stem – P ropane gas Figure 3 Wiring diagram.
P art Number 550-141-797/0798 8 LGB -6 to LGB -23 Series 2 – Control Su pplement Wiring Procedure IV Wiring – continued 1 . Determine right or left electrical supply wiring. 2 . Attach electrical junction box(es) to inside jacket end panel. Screws and nuts are provided.
P art Number 550-141-797/0798 9 U niv ersal Control Syst em – Pr opane 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 ”).
P art Number 550-141-797/0798 10 LGB -6 to LGB -23 Series 2 – Control Su pplement VI P arts list - U .S . boilers Figure 5 U .S. parts drawing Ref. No.
P art Number 550-141-797/0798 11 U niv ersal Control Syst em – Pr opane gas VII P arts list - Canadian boilers Figure 6 Canadian parts drawing Ref. No.
P art Number 550-141-797/0798 12 LGB -6 to LGB -23 Series 2 – Control Su pplement W eil-McLain 500 Blaine Street Michigan City , IN 46360-2388 http://www .
An important point after buying a device Weil-McLain LGB-7 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Weil-McLain LGB-7 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Weil-McLain LGB-7 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Weil-McLain LGB-7 you will learn all the available features of the product, as well as information on its operation. The information that you get Weil-McLain LGB-7 will certainly help you make a decision on the purchase.
If you already are a holder of Weil-McLain LGB-7, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Weil-McLain LGB-7.
However, one of the most important roles played by the user manual is to help in solving problems with Weil-McLain LGB-7. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Weil-McLain LGB-7 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
