Amana
Furnace

Model # OH-140 Official Amana oil furnace

Here are the diagrams and repair parts for Official Amana OH-140 oil 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

?

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

Search
ALL PARTS
Showing 10 of 275 parts  |

Front Corner B9236901
#4B

(osc-96d) (osc-96) (osc-96-3) diagram

Front corner

Part #B9236901

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

Blower Barrier Panel C9421002
#5B

(ol-84) (ol-96) (ol-96-3) (ol-112) (ol-112-4) (ol-140) (ol-140-4) diagram

Blower barrier panel

Part #C9421002

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

Motor, 1/3 H.p. M0304301
Motor, 1/3 h.p.

Part #M0304301

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

Left Side Panel Assembly C9420502
#25B

(ol-84) (ol-96) (ol-96-3) (ol-112) (ol-112-4) (ol-140) (ol-140-4) diagram

Left side panel assembly

Part #C9420502

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

Rear Filter Support Angle B9225901
#47B

(ol-84) (ol-96) (ol-96-3) (ol-112) (ol-112-4) (ol-140) (ol-140-4) diagram

Rear filter support angle

Part #B9225901

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

Combustion Chamber Assembly Kit C9439003
#26C

(oh-84d) (oh-96d) (oh-84) (oh-84-3) (oh-96) (oh-96-3) (oh-112) (oh-112-4) (oh-140) (oh-140-4) (oh-168) (oh-168-4) (oh-184) (oh-184-5) diagram

Combustion chamber assembly kit

Part #C9439003

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

Front Left Gusset B9239901
#22A

(osc-96d) (osc-96) (osc-96-3) diagram

Front left gusset

Part #B9239901

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

Thrust Washer M0875808
Thrust washer

Part #M0875808

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

Motor, 1/6 H.p., 115 V., 60 Cycle, Single Phase, Two Spe M0303801
Motor, 1/6 h.p., 115 v., 60 cycle, single phase, two spe

Part #M0303801

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

Fuel Pump Unit - Single Stage D9613826
Fuel pump unit - single stage

Part #D9613826

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

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.…