Weil-McLain LGB-4 - Manual
Weil-McLain LGB-4 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – Installation
- Page 3 – Supply pipe sizing; II; Gas piping
- Page 4 – III; Wiring
- Page 6 – Starting; IV; Operating instructions
- Page 7 – Verification testing
- Page 8 – Parts list
Part Number 550-141-918/0304
LG
LG
LG
LG
LGB
B
B
B
B
Refer to
LGB
LGB
LGB
LGB
LGB
•
Installation
•
Start-Up
•
Service
•
Parts Manual
for additional information
Control Supplement must only be used by a qualified installer/service
technician. Read all instructions before installing. Failure to follow all
instructions in proper order can cause severe personal injury, death or
substantial property damage.
Contents
Installation .......................
2
Gas piping .........................
3
Wiring ...............................
4
Operating instructions .....
6
Verification testing ..........
7
Parts .................................
8
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.
Gas–fired boiler
C o n t r o l S u p p l e m e n t
C o n t r o l S u p p l e m e n t
C o n t r o l S u p p l e m e n t
C o n t r o l S u p p l e m e n t
C o n t r o l S u p p l e m e n t
LGB
LGB
LGB
LGB
LGB-4
-4
-4
-4
-4
&
LGB
LGB
LGB
LGB
LGB- 5
- 5
- 5
- 5
- 5
Series 2
– Natural gas
Universal Control System
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.
"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.
Summary
Part Number 550-141-918/0304 LGB LGB LGB LGB LGB-4 -4 -4 -4 -4 & 5 5 5 5 5 • Control Supplement • UCS • Nat. Gas 2 Figure 1a Pilot burner assembly Figure 1b Pilot location I nstall pilot burner. See Figures 1a and 1b. Follow Figure 1b for pilot burner location, placing the burner with pilot brac...
Part Number 550-141-918/0304 LGB LGB LGB LGB LGB-4 -4 -4 -4 -4 & 5 5 5 5 5 • Control Supplement • UCS • Nat. Gas 3 Table 1 Gas supply pipe capacities 1. Size natural gas piping from Table 1. Size piping to provide proper inlet pressure to gas valve when operating at rated input.a. Inlet gas pres...
Part Number 550-141-918/0304 LGB LGB LGB LGB LGB-4 -4 -4 -4 -4 & 5 5 5 5 5 • Control Supplement • UCS • Nat. Gas 4 III Wiring
