Brother
Office

Model # PN-4400 Official Brother typewriter

Here are the diagrams and repair parts for Official Brother PN-4400 typewriter, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 128 parts  |

Battery UC2604001
#2

Accessory diagram

Battery

Part #UC2604001

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

Key 7/& UC2708057
#8

Character keys/u.s.english diagram

Key 7/&

Part #UC2708057

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

Coil Spring W01488001
#7

Floppy disk drive assembly diagram

Coil spring

Part #W01488001

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

Shield Plate Lower W01748000
#11

Floppy disk drive assembly diagram

Shield plate lower

Part #W01748000

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

Key, 9/( UC2710057
#10

Character keys/u.s.english diagram

Key, 9/(

Part #UC2710057

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

Lcd Suppor UC2571001
#11

Cover diagram

Lcd suppor

Part #UC2571001

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

Key, H/hel UC2733058
#30

Character keys/u.s.english diagram

Key, h/hel

Part #UC2733058

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

Label, Rat UC2602001
#39

Cover diagram

Label, rat

Part #UC2602001

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

Key, 5/% UC2706057
#6

Character keys/u.s.english diagram

Key, 5/%

Part #UC2706057

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

Lcd Fg Wir UC2619001
#7

Lcd pcb assembly diagram

Lcd fg wir

Part #UC2619001

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

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

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

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

Repair guides for gas leaf blowers

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

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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…

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…

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 …

Repair difficulty
Time required
 60 minutes or less

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