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

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Nordyne
Central Air Conditioner

Model # MT5BD-018K Official Nordyne heat pump

Here are the diagrams and repair parts for Official Nordyne MT5BD-018K heat pump, 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.

Owner’s manual

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 40 parts  |
Thermostat 626520
#NI

Heat pump diagram

Thermostat

Part #626520

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

Guard Kit 917206
#12A

Heat pump diagram

Guard kit

Part #917206

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

Rev Valve 669464
#3A

Heat pump diagram

Rev valve

Part #669464

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

Valve,frig 663862
#7

Heat pump diagram

Valve,frig

Part #663862

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

Def Sensor 626491
#NI

Heat pump diagram

Def sensor

Part #626491

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

Def Control 917178A
#19

Heat pump diagram

Def control

Part #917178A

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

Valve Coil 669459
#10

Heat pump diagram

Valve coil

Part #669459

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

Capacitor 620762
#17

Heat pump diagram

Capacitor

Part #620762

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

Contactor 621661
#16

Heat pump diagram

Contactor

Part #621661

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

Accumulator 668853
#8

Heat pump diagram

Accumulator

Part #668853

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

Symptoms for gas leaf blowers

Choose a symptom to see related leaf blower repairs.

View all

What should I do if my leaf blower leaks gas?

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

Read more

Why does a leaf blower vibrate excessively?

Main causes: damaged fan blade, engine needs a tune up, dirty carburetor…

Read more

Why does my leaf blower run roughly?

Main causes: stale fuel, dirty air filter, bad spark plug, cracked fuel lines, clogged carburetor…

Read more

What should I do if my leaf blower engine smokes?

Main causes: mixing too much 2-cycle oil with the gas, dirty air filter, clogged carburetor, engine needs tune up…

Read more

Why won't my leaf blower start?

Main causes: bad gas, clogged air filter, cracked fuel lines, clogged fuel filter, dirty carburetor, bad spark plug, wor…

Read more

Repair guides for gas leaf blowers

These step-by-step repair guides will help you safely fix what’s broken on your leaf blower.

View all
How to replace a leaf blower carburetor

How to replace a leaf blower carburetor

The carburetor could be the problem If the leaf blower engine won't start even though there's fuel in the tank. Follow t…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace leaf blower fuel lines

How to replace leaf blower fuel lines

Leaf blower fuel lines deteriorate with time and eventually can split or crack. You can remove and replace them yourself…

Read more
Repair difficulty
Time required
 60 minutes or less
How to rebuild a leaf blower carburetor

How to rebuild a leaf blower carburetor

If the leaf blower engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow …

Read more
Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your central air conditioners

Use the advice and tips in these articles to get the most out of your leaf blower.

View all
Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

Read more
How to prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

Read more
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.…

Read more

Parts & More