Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Thermar
Gas Water Heater

Model # K-I-DV0I-10X Official Thermar gas direct vent

Here are the diagrams and repair parts for Official Thermar K-I-DV0I-10X gas direct vent, 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.

Error Codes

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 39 parts  |
Sealing Strip PM20-341
#2

Replacement parts diagram

Sealing strip

Part #PM20-341

The manufacturer no longer makes this part, and there's no substitute part

Rear Chassis Assembly PM20-320
#1

Replacement parts diagram

Rear chassis assembly

Part #PM20-320

The manufacturer no longer makes this part, and there's no substitute part

Heat Exchanger Assembly PM20-330
#3

Replacement parts diagram

Heat exchanger assembly

Part #PM20-330

The manufacturer no longer makes this part, and there's no substitute part

Thermocouple 239-37326-00
#13

Replacement parts diagram

Thermocouple

Part #239-37326-00

The manufacturer no longer makes this part, and there's no substitute part

Electrode 239-37318-00
#15

Replacement parts diagram

Electrode

Part #239-37318-00

The manufacturer no longer makes this part, and there's no substitute part

Sensing Bulb 239-37323-00
#22

Replacement parts diagram

Sensing bulb

Part #239-37323-00

The manufacturer no longer makes this part, and there's no substitute part

Housing Assembly 239-37320-00
#18

Replacement parts diagram

Housing assembly

Part #239-37320-00

The manufacturer no longer makes this part, and there's no substitute part

Control Switch Cover PM20-317
#7

Replacement parts diagram

Control switch cover

Part #PM20-317

The manufacturer no longer makes this part, and there's no substitute part

Sensing Tube 239-37331-00
#24

Replacement parts diagram

Sensing tube

Part #239-37331-00

The manufacturer no longer makes this part, and there's no substitute part

Sensing Tube 239-37332-00
#25

Replacement parts diagram

Sensing tube

Part #239-37332-00

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your water heaters

Choose a symptom to see related water heater repairs.

View all

Why isn't my water heater heating my water?

Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…

Read more

Why isn't my water heater making the water hot enough?

Main causes: thermostats need adjustment, water heater capacity too low, bad heating element, thermostat failure, excess…

Read more

Why is there water in my water heater's drain pan?

Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…

Read more

Why does my hot water smell like rotten eggs?

Main causes: water supply needs chlorine treatment, anode rod too reactive…

Read more

Why isn't my water heater making enough hot water?

Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve asse…

Read more

Why is my water heater making the water too hot?

Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…

Read more

Why is my water heater's pressure relief valve dripping water?

Main causes: faulty pressure relief valve, water is overheating…

Read more

Effective articles & videos to help repair your water heaters

Use the advice and tips in these articles and videos to get the most out of your water heater.

View all
Wiring schematic symbols explained video

Wiring schematic symbols explained video

Learn some of the most common symbols found in a wiring diagram and what they mean.…

Read more
Using a wiring schematic to trace a current video

Using a wiring schematic to trace a current video

Find out what’s wrong with your appliance by following a circuit.…

Read more
Easy DIY water heater repairs

Easy DIY water heater repairs

Read about some water heater repairs that you can easily do yourself.…

Read more

Parts & More