Model # 285-3 Official Dremel rotary tool

Here are the diagrams and repair parts for Official Dremel 285-3 rotary tool, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS

Showing 10 of 21 parts |

#2B

Unit parts diagram

Rotary tool collet, 3/32-in

Part #481

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

#11

Unit parts diagram

Hanger

Part #529404370

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

Unit parts diagram

Flex couplng

Part #529430970

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

Unit parts diagram

Brush spring

Part #90930

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

#12

Unit parts diagram

Cord

Part #529404170

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

#18

Unit parts diagram

Brush cap

Part #529487470

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

#2A

Unit parts diagram

Collet

Part #480

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

#13

Unit parts diagram

Screw

Part #529403570

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

#15

Unit parts diagram

Screw

Part #529480370

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

Unit parts diagram

Armature

Part #529431670

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

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

How to replace a door gasket in a top-freezer refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. It’s easy to replace a worn …

Repair difficulty

Time required

15 minutes or less

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

Repair difficulty

Time required

15 minutes or less

How to replace the defrost heater in a top-freezer refrigerator

The refrigerator defrost heater melts frost from the freezer’s evaporator fins. Replace the defrost heater if it doesn't…

Repair difficulty

Time required

30 minutes or less

Articles and videos for top-mount refrigerators

How to Replace the Water Filter in a GE Refrigerator

Model # 285-3 Official Dremel rotary tool

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Repair guides for top-mount refrigerators

How to replace a door gasket in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost heater in a top-freezer refrigerator

Articles and videos for top-mount refrigerators

How to Replace the Water Filter in a GE Refrigerator

How to Replace the Water Filter in a Maytag Refrigerator

How to Replace the Water Filter in a Frigidaire Refrigerator

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