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Singer 3820 sewing machine Parts
Here are the diagrams and repair parts for Singer 3820 sewing machine, as well as links to manuals and error code tables, if available.
Owner’s manual
Error Codes
By Schematic
SELECT DIAGRAM
Browse Parts for3820 Sewing Machines
Front and back cover diagram
Dial Tension Supporter Plate
Part #E1A2183006
The manufacturer no longer makes this part, and there's no substitute part
Feed regulating plate diagram
Feed Rock Bushing (7.2x12x1.0)
Part #R11443000
The manufacturer no longer makes this part, and there's no substitute part
Pattern cam contact diagram
Pattern Selector Cam Shaft (3825)
Part #EAA0183003
The manufacturer no longer makes this part, and there's no substitute part
Front and back cover diagram
Cs Ring
Part #003020453
The manufacturer no longer makes this part, and there's no substitute part
Arm/needle plate diagram
Needle Bar Supporter Pin
Part #E1A1893000
The manufacturer no longer makes this part, and there's no substitute part
Arm/needle plate diagram
Auto Threaded Shaft Spring
Part #M70053003
The manufacturer no longer makes this part, and there's no substitute part
Pattern cam contact diagram
Washer (6.7x14x0.2)
Part #004300443
The manufacturer no longer makes this part, and there's no substitute part
Motor/foot controller diagram
Washer (4.2x8x2.5)
Part #004300966
The manufacturer no longer makes this part, and there's no substitute part
Pattern cam contact diagram
Pattern Selector Cam (990a)
Part #E4A0043000
The manufacturer no longer makes this part, and there's no substitute part
Arm/needle plate diagram
Needle Bar Supporter Spring
Part #H50583003
The manufacturer no longer makes this part, and there's no substitute part
Most common symptoms to help you fix your sewing machines
Choose a symptom to see related sewing machine repairs.
Main causes: dirty shuttle race, wrong thread tension, bad needle timing, damaged needle, using the wrong type of needle...
Main causes: lack of lubrication, lint buildup, worn drive belt, faulty drive motor...
Main causes: problems with the feed dogs, setting stitch length to 0...
Main causes: dirty shuttle race, improper thread routing, incorrect thread tension...
Main causes: disengaged clutch, broken drive belt, internal drive gear failure...
Main causes: machine needs lubrication, internal gear failure...
Main causes: thread bunched up in the shuttle race, bad needle timing, internal drive gear failures...
Main causes: faulty foot pedal, locked drive gears, wiring failure, bad drive motor...
Main causes: power supply failure, bad power cord, faulty On/Off switch...
Most common repair guides to help fix your sewing machines
These step-by-step repair guides will help you safely fix what’s broken on your sewing machine.
How to replace a sewing machine on/off switch
If the sewing machine is completely dead, replace the On/Off switch using these 6 steps....
Repair time and Difficulty
30 minutes or less
How to replace a sewing machine drive motor
If the drive motor on your sewing machine runs roughly or doesn't run at all, you can replace it in about 30 minutes usi...
Repair time and Difficulty
15 minutes or less
How to replace a sewing machine drive belt
You can replace a broken sewing machine drive belt in about 15 minutes. ...
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your sewing machines
Use the advice and tips in these articles and videos to get the most out of your sewing machine.
Get answers to frequently asked questions about Sears and Sears PartsDirect....
Learn how to use a multimeter to check for wiring problems in an appliance that's not working...
These answers to common questions can help you make the most of your sewing machine....
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