Dunkirk
Boiler

Model # Q90-150 SERIES 2 Official Dunkirk boiler

Here are the diagrams and repair parts for Official Dunkirk Q90-150-SERIES-2 boiler, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 107 parts  |

Boiler Integrated Control Board 14662803
#3

Cabinet assy diagram

Boiler integrated control board

Part #14662803

$253.90
$10.00 OFF Phone Price : $263.90
In Stock
Temperature Valve 14622011
#29

Boiler block assy diagram

Temperature valve

Part #14622011

In Stock
Boiler Burner Igniter 550002068
#10

Burner assy diagram

Boiler burner igniter

Part #550002068

$253.52
$10.00 OFF Phone Price : $263.52
In Stock
Block 2272160
#A

Boiler block assy diagram

Block

Part #2272160

In Stock
Elbow 1 1/4" X 90* 1190002
#15

Boiler block assy diagram

Elbow 1 1/4" x 90*

Part #1190002

In Stock
Burner 2272149
#1

Burner assy diagram

Burner

Part #2272149

In Stock
Boiler Gas Valve 2272141
#2

Gas valve assy diagram

Boiler gas valve

Part #2272141

$488.00
$10.00 OFF Phone Price : $498.00
In Stock
Panel 2272151AC
#9

Cabinet assy diagram

Panel

Part #2272151AC

In Stock
Boiler Temperature And Pressure Gauge 1260006SP
#4

Boiler block assy diagram

Boiler temperature and pressure gauge

Part #1260006SP

In Stock
Vent Kit 29571
#NI

Cabinet assy diagram

Vent kit

Part #29571

In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for gas walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

How to remove a lawn mower blade using a removal tool

How to remove a lawn mower blade using a removal tool

Learn how a blade removal tool makes replacing the blade easier and safer…

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Lawn mower won't start troubleshooting video: spark plug and ignition problems video

Find out how to test and fix problems with the spark plug, stop wire, ignition coil and flywheel.…