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Weil-McLain
550-141-826/1201 manual Parts Drawing, D E G H G, F Q B A K, C L M P
Models:
550-141-826/1201
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Install
Parts list
Dimension
Maintenance
Connect Wiring
Burner adjustments for “P” and “A” boilers
Symbol Definitions
Precautionary measures
Page 29
Image 29
Parts Drawing
R
D
E
G
H
G
F
Q
B
A
K
H
H
H
J
G
N
C
L
M
P
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Image 29
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Contents
Boiler Parts
This Manual Includes Installation Start-Up
Part No. 550-141-826/1201
WGO SERIES 3 OIL-FIREDNATURAL DRAFT WATER BOILER
When Calling or Writing About the Boiler
Symbol Definitions
Read This Page First
Hazard Definitions
Table of Contents
Table of Contents
Before Installing Boiler
Install Packaged Boiler
Installations must comply with
Before Installing Boiler
Before selecting boiler location
Provide clearances around boiler see FIGURE
Go to page 6 to install boiler
Before Installing Boiler CONTINUED
Go to page 8 to install boiler
Do not install exhaust fan in boiler room
Place boiler
Install Packaged Boiler
Perform hydrostatic pressure test
Go to page 12 to connect breeching and venting
Install Packaged Boiler CONTINUED
Precautionary measures
Install Non-PackagedBoiler
Fiberglass wool and ceramic fiber materials
First aid measures
Install Non-PackagedBoiler CONTINUED
Install jacket sizes 7 through 9 only
Install Packaged and Non-PackagedBoiler
Install boiler controls
CONTROL TAPPING TABLE
Install Packaged and Non-PackagedBoiler
General chimney requirements
Connect Breeching
Connect breeching
MINIMUM CHIMNEY SIZE TABLE
CONTINUED
Connect Breeching
Flue Pipe Bracket one on each side of pipe
Back Outlet Breeching Connection FIGURE
Connect Water Piping
Install piping
General piping information
DIAPHRAGM expansion tank FIGURE
Connect Water Piping CONTINUED
3.Zoning with circulators
Piping MULTIPLE ZONES
4.Zoning with zone valves
Connect Water Piping CONTINUED
Connect Water Piping CONTINUED
Connect Water Piping
Use with refrigeration systems
General wiring requirements
Connect Wiring
Thermostat wiring
Burner wiring
Limit Control Wiring Harness Circulator Wiring
Connect Wiring
Service Switch On Boiler Burner Wiring Harness
Boiler Wiring for Forced Hot Water FIGURE
CONTINUED
Connect Wiring
Oil piping connection at burner
Connect Oil Piping
General oil piping requirements
Fill the system
Start-Up
Tips for water systems
To place in operation
Installation and Service Certificate
Check-OutProcedure
Installation instructions have been followed
Check-outprocedure has been performed
Appendix
Burner adjustments for “P” and “A” boilers
Appendix
Close clearance installation
Combustible Surface A 6 Protection
Appendix
Description
Parts List
W-MSales
D E G H G
Parts Drawing
F Q B A K
C L M P
DIMENSIONS - mm
Dimensions
DIMENSIONS - in
CONTINUED
Dimensions
177.8
158.8
WGO GOLD OIL WATER BOILER RATINGS
Ratings