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
Smith Corona
Office

Model # MARK XVIII Official Smith Corona word processor

Here are the diagrams and repair parts for Official Smith Corona MARK-XVIII word processor, 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 233 parts  |
4 778580
#5

Keybutton reference chart diagram

4

Part #778580

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

Wiper 740084
#8

Carrier molding, rails, & frames diagram

Wiper

Part #740084

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

Spring 771617
#11

Carrier molding, rails, & frames diagram

Spring

Part #771617

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

E-ring 467980
E-ring

Part #467980

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

N 778445
#46

Keybutton reference chart diagram

N

Part #778445

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

Element Gear Spring 771260
#3

Element drive diagram

Element gear spring

Part #771260

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

Transformer Assembly (5fea, 5fca, 5fwa, 5fka, 5fda, 5fsa, 5fma) 783452
#5A

Transformer diagram

Transformer assembly (5fea, 5fca, 5fwa, 5fka, 5fda, 5fsa, 5fma)

Part #783452

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

O-ring 748562
#18

Hammer diagram

O-ring

Part #748562

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

Deck, Platinum (5fda) 784024
#3D

Jackets diagram

Deck, platinum (5fda)

Part #784024

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

Left Shift Bail 778282
#9

Keyboard diagram

Left shift bail

Part #778282

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

Repair guides for side-by-side refrigerators

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a press-in door gasket in a side-by-side refrigerator

How to replace a press-in door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Read more
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…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your office

Office and smart products articles | Sears PartsDirect

View all
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.…

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
What does the Amazon Fire Stick Lite do?

What does the Amazon Fire Stick Lite do?

Learn what the Amazon Fire Stick Lite video streaming device does.…

Read more

Parts & More