Dunkirk
Boiler

Model # 4EW1.50Z Official Dunkirk boiler

Here are the diagrams and repair parts for Official Dunkirk 4EW150Z boiler, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 58 parts  |

Replacement Sensor Only 240009989
#5B

Optional tankless coil water heater diagram

Replacement sensor only

Part #240009989

In Stock
Valve 240009323
#3

Optional tankless coil water heater diagram

Valve

Part #240009323

In Stock
Dunkirk Pnl Side Rt Ewii 4 Sect Blue 42500245AC
#1

Side panels diagram

Dunkirk pnl side rt ewii 4 sect blue

Part #42500245AC

In Stock
Dunkirk Hh 43834 Nut HW-003.02
#6

Water boiler diagram

Dunkirk hh 43834 nut

Part #HW-003.02

This item is not returnable
In Stock
Lock Nut 1330008
#20

Water boiler diagram

Lock nut

Part #1330008

In Stock
Dunkirk Tankless Coil Gasket 240007071
#15

Water boiler diagram

Dunkirk tankless coil gasket

Part #240007071

In Stock
Dunkirk Pnl Upr Frnt Ewii Blu 42500267AC
#5

Side panels diagram

Dunkirk pnl upr frnt ewii blu

Part #42500267AC

In Stock
Long Control Well For Front Supply Tapping 240007709
#5C

Optional tankless coil water heater diagram

Long control well for front supply tapping

Part #240007709

In Stock
Dunkirk Pnl Side Lt Ewii 4 Sect Blue 42500265AC
#4

Side panels diagram

Dunkirk pnl side lt ewii 4 sect blue

Part #42500265AC

In Stock
Coil Conversin Kit (adds Tankless Coil To Non-coil Boiler, Containes Items 15,16 And Control Well) 550003211

#NI03

All parts diagram

Coil conversin kit (adds tankless coil to non-coil boiler, containes items 15,16 and control well)

Part #550003211

In Stock

Symptoms for top-mount refrigerators

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less
How to replace the compressor run capacitor in a top-freezer refrigerator

How to replace the compressor run capacitor in a top-freezer refrigerator

The run capacitor sends electric current to the compressor motor to help the motor run efficiently. Replace the run capa…

Repair difficulty
Time required
 15 minutes or less
How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

Repair difficulty
Time required
 15 minutes or less

Articles and videos for top-mount refrigerators

How to Replace the Water Filter in a Maytag Refrigerator

How to Replace the Water Filter in a Maytag Refrigerator

No matter what style Maytag refrigerator you have, we can walk you through replacing the water filter.…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…