Weil-mclain LGB-6 EN User Manual download pdf

Part Number 550-141-916/0304

Contents

I. Installation ..................... 2

II. Gas piping ...................... 4

III. Wiring ............................ 5

Sequence of operation ....... 5

Wiring procedure ............... 8

IV.Operating instructions . 9

V. Verification testing ..... 10

VI.Parts list ....................... 11

These terms are used throughout this

manual to bring attention to the

presence of hazards of various risk

levels or to important information

concerning the life of the product.

LGB

Universal Control System

Control Supplement

LGBLGB

LGB

-6 -6

-6

toto

LGB LGB

LGB

-23-23

-23

Series 2 – Natural gas

Gas–fired boiler

Indicates presence of hazards that can cause severe personal injury, death or

substantial property damage.

Indicates special instructions on installation, operation or maintenance that

are important but not related to personal injury or property damage.

This Control Supplement must only be used by a qualified installer/service

technician. Read these instructions completely before beginning the

installation. Failure to follow these instructions can cause severe personal

injury, death or substantial property damage.

1 2 3 4 5 6 ... 11 12

Summary of Contents

Page 1 - Control Supplement

Part Number 550-141-916/0304ContentsI. Installation ... 2II. Gas piping ... 4III. Wiring ...

Page 2 - I Installation

10LGB-6 to LGB-23Series 2 – Control SupplementPart Number 550-141-916/0304V Verification testingBefore starting boiler for the first time and at least

Page 3 - I Installation – continued

Universal Control System – Natural gasPart Number 550-141-916/0304 11Figure 5PartsdrawingVI Parts list – continued

Page 4 - II Gas piping

12LGB-6 to LGB-23Series 2 – Control SupplementPart Number 550-141-916/0304Weil-McLain500 Blaine StreetMichigan City, IN 46360-2388http://www.weil-mcla

Page 5 - III Wiring

2LGB-6 to LGB-23Series 2 – Control SupplementPart Number 550-141-916/03041. Assemble pilot burner and flame sensor to main burners with pilot brackets

Page 6 - III Wiring – continued

Universal Control System – Natural gasPart Number 550-141-916/0304 3Figure 1Pilot burner assembly, typicalFigure 2Main flame sensor assemblyI Installa

Page 7 - Wiring diagram

4LGB-6 to LGB-23Series 2 – Control SupplementPart Number 550-141-916/03041. Size gas piping considering —a. Diameter and length of gas supply piping.b

Page 8

Universal Control System – Natural gasPart Number 550-141-916/0304 5Sequence of operation1. Operating control begins start-up sequence.a. Limit contro

Page 9 - IV Operating instructions

6LGB-6 to LGB-23Series 2 – Control SupplementPart Number 550-141-916/0304III Wiring – continued

Page 10 - V Verification testing

Universal Control System – Natural gasPart Number 550-141-916/0304 7Figure 3Wiring diagram

Page 11 - VI Parts list – continued

8LGB-6 to LGB-23Series 2 – Control SupplementPart Number 550-141-916/0304Wiring Procedure1. Determine right or left electrical supply wiring.2. Attach

Page 12 - LGB-6 to LGB-23

Universal Control System – Natural gasPart Number 550-141-916/0304 9IV Operating instructions

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Weil-mclain LGB-6 EN User Manual

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