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Dunkirk Q90-100 boiler & storage tank Parts
Here are the diagrams and repair parts for Dunkirk Q90-100 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 Q90-100 Boiler & Storage Tank
Jacket/base assy diagram
L-panel, Blue
Part #750-00-1022
The manufacturer no longer makes this part, and there's no substitute part
Boiler block/piping assy diagram
Hd Plug 3/4 Sq
Part #146-93-058
The manufacturer no longer makes this part, and there's no substitute part
Flue adapter/exhauster assy diagram
Gasket
Part #146-31-026
The manufacturer no longer makes this part, and there's no substitute part
Boiler block/piping assy diagram
Bushing
Part #146-93-003
The manufacturer no longer makes this part, and there's no substitute part
Condensate drain trap assy diagram
Pvc Coupling 1/2"
Part #146-31-321
The manufacturer no longer makes this part, and there's no substitute part
Jacket/base assy diagram
Circulation Pump Harness
Part #433-00-826
The manufacturer no longer makes this part, and there's no substitute part
Jacket/base assy diagram
Cover Plate
Part #146-31-318
The manufacturer no longer makes this part, and there's no substitute part
Air Pres Switch K9075
Part #146-31-010
The manufacturer no longer makes this part, and there's no substitute part
Boiler block/piping assy diagram
Saf Switch
Part #146-31-000
The manufacturer no longer makes this part, and there's no substitute part
Mixer/air pressure switch assy diagram
Plastic Tube
Part #146-29-003
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for gas snowblowers
Choose a symptom to see related snowblower repairs.
Main causes: stale gas, clogged carburetor, clogged or broken fuel line, dirty spark plug, bad rewind starter, incorrect…
Main causes: punctured tire, damaged rim…
Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…
Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…
Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…
Main causes: dirty carburetor, stale fuel…
Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …
Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…
Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…
Repair guides for gas snowblowers
These step-by-step repair guides will help you safely fix what’s broken on your snowblower.
How to adjust snowblower skid shoes
To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high.…
Repair time and Difficulty
15 minutes or less
How to rebuild a snowblower carburetor
Rebuild the carburetor on your snowblower if the engine isn't getting fuel.…
Repair time and Difficulty
45 minutes or less
How to replace a snowblower 4-way chute control assembly
Replace the 4-way chute control assembly on your snowblower if it’s damaged.…
Repair time and Difficulty
30 minutes or less
Articles and videos for gas snowblowers
Use the advice and tips in these articles and videos to get the most out of your snowblower.
Get your snowblower throwing snow again with this quick video on diagnosing clogged chutes, broken shear pins, and auger…
Find easy DIY tips to fix your snowblower when it won't start…
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