Can’t find your part? Contact us:

+1-309-603-4777

Furnace

Model # M-99-90 Official Yukon oil-fired furnace

Here are the diagrams and repair parts for Official Yukon M-99-90 oil-fired furnace, 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

ALL PARTS

Showing 10 of 129 parts |

Wheel 2999U

Beckett afg diagram

Wheel

Part #2999U

$42.86

In Stock

Qty

Hvac Equipment Oil Burner Connector Tube 2454

Beckett afg diagram

Hvac equipment oil burner connector tube

Part #2454

$13.80

In Stock

Qty

Nozzle 14455-065

Hs burner yukon (10160000) diagram

Nozzle

Part #14455-065

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

Coupling 100386

Hs burner yukon (10160000) diagram

Coupling

Part #100386

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

Elctrnc Brkt 100449-001

Hs burner yukon (10160000) diagram

Elctrnc brkt

Part #100449-001

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

Nut 4150

Beckett afg diagram

Nut

Part #4150

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

Ignition Transformer 5878

Beckett afg diagram

Ignition transformer

Part #5878

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

Power Junction Harness RD10227V

Electrical wire harness assembly (rm10489) diagram

Power junction harness

Part #RD10227V

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

Relay 10160300

Blower control assembly (rd80093m) diagram

Relay

Part #10160300

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

Clamp Hose (2) 10165500

Vent & drain assembly (1018830) diagram

Clamp hose (2)

Part #10165500

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

Repair guides for bottom-mount refrigerators

How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Repair difficulty

Time required

15 minutes or less

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 a refrigerator defrost control assembly

How to replace a refrigerator defrost control assembly

Follow these steps to replace the defrost control assembly if your Kenmore or LG French door refrigerator displays an er…

Repair difficulty

Time required

120 minutes or less

Effective articles & videos to help repair your furnaces

How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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.…

Stay Connected