Instruction/ maintenance manual of the product LGB-5 Weil-McLain
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P art Number 550-141-918/0304 LG LG LG LG LG B B B B B Refer to LGB LGB LGB LGB LGB • Installation • Start-Up • Service • P arts Manual for additional information Control Sup plement must only be used by a qualified installer/ser vice technician.
P art Number 550-141-918/0304 LGB LGB LGB LGB LGB -4 -4 -4 -4 -4 & 5 5 5 5 5 • Cont rol Suppl em ent • UCS • N at. Gas 2 Figure 1a Pilot burner assembly Figure 1b Pilot location I nstall pilot burner .
P art Number 550-141-918/0304 LGB LGB LGB LGB LGB -4 -4 -4 -4 -4 & 5 5 5 5 5 • Control Supple ment • UCS • N at. Gas 3 T able 1 Gas supply pipe capacities 1 . Size natural gas piping from T able 1. Size piping to pr ov ide proper inlet pr essure to gas valv e w hen operating at rated input.
P art Number 550-141-918/0304 LGB LGB LGB LGB LGB -4 -4 -4 -4 -4 & 5 5 5 5 5 • Cont rol Suppl em ent • UCS • N at. Gas 4 III Wiring.
P art Number 550-141-918/0304 LGB LGB LGB LGB LGB -4 -4 -4 -4 -4 & 5 5 5 5 5 • Control Supple ment • UCS • N at. Gas 5 Figure 2 Wiring diagram Sequence of operation 1 . Operating control begins start-up sequence. a. Limit control contacts are closed.
P art Number 550-141-918/0304 LGB LGB LGB LGB LGB -4 -4 -4 -4 -4 & 5 5 5 5 5 • Cont rol Suppl em ent • UCS • N at. Gas 6 A. This boiler is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand.
P art Number 550-141-918/0304 LGB LGB LGB LGB LGB -4 -4 -4 -4 -4 & 5 5 5 5 5 • Control Supple ment • UCS • N at. Gas 7 V V erification testing Before starting boiler for the first time and a.
P art Number 550-141-918/0304 LGB LGB LGB LGB LGB -4 -4 -4 -4 -4 & 5 5 5 5 5 • Cont rol Suppl em ent • UCS • N at. Gas 8 W eil-McLain 500 Blaine Street Michigan City , IN 46360-2388 http://www .
An important point after buying a device Weil-McLain LGB-5 (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-5 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-5 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Weil-McLain LGB-5 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-5 will certainly help you make a decision on the purchase.
If you already are a holder of Weil-McLain LGB-5, 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-5.
However, one of the most important roles played by the user manual is to help in solving problems with Weil-McLain LGB-5. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Weil-McLain LGB-5 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
