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Brother
Office

Model # M4712L Official Brother electric portable typewriter

Here are the diagrams and repair parts for Official Brother M4712L electric portable 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 594 parts  |
Label 2, Tfe/templates/s/t/communications/help Files, For Nb-60/nb-80c Nsp N/P
Label 2, tfe/templates/s/t/communications/help files, for nb-60/nb-80c nsp

Part #N/P

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

Lever Wire 544449001
Lever wire

Part #544449001

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

Snap Ring 048030346
Snap ring

Part #048030346

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

Plate 516065001
Plate

Part #516065001

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

Wire Lt 9 500163002
#29

Type bar wire ma-003 diagram

Wire lt 9

Part #500163002

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

Spring 521949001
Spring

Part #521949001

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

Canada 543158001
Canada

Part #543158001

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

Screw 014400420
Screw

Part #014400420

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

Wire Rt 18 500150002
#17

Type bar wire ma-003 diagram

Wire rt 18

Part #500150002

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

Plate Spring 519353000
#66A

Carriage & carriage rail ma-025 diagram

Plate spring

Part #519353000

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Repair guides for treadmills

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

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Read more
Repair difficulty
Time required
 30 minutes or less

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