Manuals
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Weil-McLain
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Household Appliance
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Water Heater
Weil-McLain
230, 80, 310, 105, 155
manual
Jacket parts
Models:
155
105
310
230
80
1
36
44
44
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Install
Check flame signal
Connecting gas supply piping
Dimension
Maintenance
Check control settings
Clean condensate trap
How to
Replacement parts
Page 36
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9
GAS
-
FIRED
WATER BOILER
— Boiler Manual
Replacement parts
(continued)
Jacket parts
36
Part number
550-101-233/0903
Page 35
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Page 36
Image 36
Page 35
Page 37
Contents
Gas-fired water boiler
HOW IT Works
GAS-FIRED Water BOILER, with PhD Technology
Contents
Hazard definitions
When servicing boiler
Please read before proceeding
Boiler operation
Boiler water
Installations must comply with
Prepare boiler location
Before locating the boiler, check
Provide clearances
Residential garage installation
Flooring and foundation
Provide air openings to room
Vent and air piping
When removing a boiler from existing common vent system
Prevent combustion air contamination
Seal any unused openings in the common venting system
Prepare boiler
Remove boiler from crate
Prepare for propane if operating on propane Ultra-80
Prepare for propane if operating on propane Ultra-155 to
Placing floor-mounted boilers
Placing wall-mounted boilers
Set boiler in place and check level
Perform hydrostatic pressure test
Prepare boiler for test
Fill and pressure test
Drain and remove fittings
Install water piping
Install relief valve
Additional controls, when required
General piping information
System water piping methods
Circulators
Sizing space heat system piping
Sizing DHW system piping
Required boiler water flow rate, GPM, at 180F
Zoning with zone valves
Connect boiler to system as shown in when
Controlling the system circulator
Zoning with circulators
Setting boiler outlet water target temperature
Radiant heating applications
Chilled water systems
Chilled water system plus optional
Install vent and combustion air piping
Venting, combustion air & condensate line
Prepare condensate fittings
Connect condensate drain
Condensate drain Ultra-80
Connecting gas supply piping
Gas piping
Wall-mounted boilers
Natural Gas
Propane Gas
Pipe sizing for natural gas
Natural gas supply pressure requirements
Freeze protection when used
Startup
Check/control water chemistry
Fill and test water system
Check for gas leaks Final checks before starting boiler
Check thermostat circuits
Inspect/fill condensate system
To start the boiler
Adjust and test boiler controls
Check system and boiler
Check flame & combustion
Check-out/startup verification
Check-out/startup verification Installation certificate
Annual startup and general maintenance
Service and maintenance schedules
Annual startup
Handling ceramic fiber materials
Clean condensate trap
Check water system
Check all piping for leaks Check expansion tank
Check air openings
Check ignition ground wiring
Check all boiler wiring
Check control settings
Check boiler relief valve
Check flame signal
Check flue gas temperature
Perform startup and checks
Check burner flame
Maintenance general
General maintenance
Cleaning boiler heat exchanger
Replace boiler jacket front door after startup or servicing
Maintenance and annual startup
Access exchanger Ultra-155, -230, -310 Only
Exchanger cleaning ALL models
Replacement parts
Jacket parts
Replacement parts
Heat exchanger and piping Ultra-80
Replacement parts
Heat exchanger and piping Ultra-155 to
Replacement parts
Controls
Dimensions
Ratings
DOE
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