Smith Corona
Office

Model # MARK 1000 (5NWC) Official Smith Corona word processor

Here are the diagrams and repair parts for Official Smith Corona MARK-1000-5NWC 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 248 parts  |

Lift-off 59048

#NI

All parts diagram

Lift-off

Part #59048

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

Cvr Up Rbbn 59055

#NI

All parts diagram

Cvr up rbbn

Part #59055

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

Key, A 779528
#29

Keybutton reference chart diagram

Key, a

Part #779528

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

Deck 792483
#2

Jackets diagram

Deck

Part #792483

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

Return Bail 778815
#3

Keyboard diagram

Return bail

Part #778815

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

Shaft Bearing 740143
#6

Element drive diagram

Shaft bearing

Part #740143

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

Key, _/- 779511
#12

Keybutton reference chart diagram

Key, _/-

Part #779511

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

Key, I 779568
#23

Keybutton reference chart diagram

Key, i

Part #779568

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

Screw 771461
#22

Paper feed diagram

Screw

Part #771461

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

Pivot Screw 771794
#3

Hammer diagram

Pivot screw

Part #771794

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

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

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

Repair guides for gas line trimmers

These step-by-step repair guides will help you safely fix what’s broken on your grass line trimmer.

How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

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

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer carburetor

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your office

Office and smart products articles | Sears PartsDirect

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.…

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.…

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.…