Table Of Contents - Weil-McLain CGA 2 Series Installation And Maintenance Manual

COa Series 2 Gas-Fired Water Boiler - Boiler Manual
4
Contents
How is works .................................................... 2-3
Hazard definitions ............................................... 4
Please read before proceeding ............................ 5
1 Prepare boiler location ................................... 6-11
2 Prepare boiler ............................................... 12-15
3 Water piping ................................................. 16-25
~ Clas pipin!J ••••••••••••••••••••••••••••••••••••••••••••••••••••••••• 26
fi ~ielcl
wiring .••••...•••...•••...•••..••••...•••...•••...•••..••••..
2~
6 Start-up ........................................................ 28-32
7 Check-out procedure ......................................... 33
8 Department of Energy Compliance ••••••••••••••••••• 34
9 Operation- spark-ignited pilot boilers ...•••...• 34-41
10 Service and maintenance ............................. 42-47
11 Troubleshooting:
Spark-ignited pilot boilers ............................ 48-56
12
Replacement parts ....................................... 58-63
13 Dimensions and ratings ................................ 64-65
14 Notes ............................................................ 66-67
Hazard definitions
The following defined 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.
IAWARNINGI
lA
CAUTlON
I
NOTICE
Indicates presence of hazards that will cause severe personal injury, death or substantial
property damage.
Indicates presence of hazards that can cause severe personal injury, death or substantial
property damage.
Indicates presence of hazards that will or can cause minor personal injury or property damage.
Indicates special instructions on installation, operation or maintenance that are important but
not related to personal injury or property damage.
Part Number 550-142-779/0712