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Dunkirk Q90-50 boiler & storage tank Parts
Here are the diagrams and repair parts for Dunkirk Q90-50 boiler & storage tank, as well as links to manuals and error code tables, if available.
Installation guide
Owner’s manualBy Schematic
SELECT DIAGRAM
Browse Parts for Q90-50 Boiler & Storage Tank
Jacket/base assy diagram
Wiring Harness
Part #146-31-315
The manufacturer no longer makes this part, and there's no substitute part
Jacket/base assy diagram
Top Panel, Blue
Part #750-00-1024
The manufacturer no longer makes this part, and there's no substitute part
Jacket/base assy diagram
Plug 3"
Part #146-31-175
The manufacturer no longer makes this part, and there's no substitute part
Jacket/base assy diagram
Back Panel, Blue
Part #750-00-1023
The manufacturer no longer makes this part, and there's no substitute part
Jacket/base assy diagram
Isoltn Valve
Part #146-26-046
The manufacturer no longer makes this part, and there's no substitute part
Boiler block/piping assy diagram
Stud 1/4-20x1-1/4"
Part #146-95-805
The manufacturer no longer makes this part, and there's no substitute part
Condensate drain trap assy diagram
Snap Grip Clamp 3/4"
Part #146-31-141
The manufacturer no longer makes this part, and there's no substitute part
Mixer/air pressure switch assy diagram
Furnace Burner Igniter
Part #438-00-013
The manufacturer no longer makes this part, and there's no substitute part
Mixer/air pressure switch assy diagram
Vinyl Tubing
Part #146-31-033
The manufacturer no longer makes this part, and there's no substitute part
Mixer/air pressure switch assy diagram
Plug
Part #146-93-805
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for gas cooktops
Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure, lack of …
Main causes: stuck burner igniter switch, wet igniter switch contacts, faulty spark module…
Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, burner valve failure…
Repair guides for gas cooktops
How to replace a spark module on a gas cooktop
No flame on your gas cooktop? Installing a new spark module could be the fix you need.…
Repair time and Difficulty
30 minutes or less
How to replace a spark igniter switch on a gas cooktop
Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…
Repair time and Difficulty
45 minutes or less
Articles and videos for gas cooktops
Learn about the differences between cooking on gas and electric stoves.…
Get tips on completing essential holiday cleaning tasks to brighten your home.…
Find out how to clean the grates and burners on your gas cooktop.…
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