bernina 217 sewing machine parts manual

The Bernina 217 is a high-quality sewing machine known for its precision engineering and reliable performance. This parts manual provides comprehensive information about all components, replacement parts, maintenance procedures, and technical specifications for proper servicing and repair of your Bernina 217 sewing machine.

1. Machine Overview 2. Main Components 3. Needle and Presser Foot System 4. Bobbin and Hook Assembly 5. Motor and Drive System 6. Stitch Control Mechanisms 7. Electrical Components 8. Maintenance Schedule 9. Replacement Parts List 10. Troubleshooting Guide 11. Technical Specifications

Machine Overview

The Bernina 217 features a robust metal construction with precision Swiss engineering. Key systems include the needle bar mechanism, bobbin hook assembly, feed dog system, and electronic stitch control.

ComponentDescription
Machine HeadMain casting with all mechanical components
Motor AssemblyPrecision DC motor with speed control
Stitch SelectorMechanical dial for stitch pattern selection
Feed Dog SystemAdjustable fabric feeding mechanism
Bobbin CaseFront-loading bobbin system
Presser FootStandard snap-on presser foot assembly
Hand WheelManual control wheel for precise needle positioning
Thread TensionUpper and lower thread tension controls
Lighting SystemIntegrated LED work area illumination
Foot PedalElectronic speed control pedal

Main Components

The Bernina 217 consists of several major assemblies that work together to provide smooth, reliable sewing performance.

  1. Head Assembly: Contains needle bar, presser bar, and stitch formation mechanisms
  2. Arm Assembly: Houses the main shaft and gear systems
  3. Bed Assembly: Contains bobbin hook and feed dog mechanisms
  4. Motor Assembly: Provides power and speed control
  5. Control Panel: Stitch selection and adjustment controls

WARNING! Always disconnect power before servicing any components. Use genuine Bernina parts for replacements.

Needle and Presser Foot System

Precision needle bar system with adjustable presser foot pressure for various fabric types.

  1. Needle Bar: Part #217-001 - Standard needle bar assembly
  2. Presser Foot: Part #217-002 - Standard snap-on presser foot
  3. Presser Bar: Part #217-003 - Main presser bar with spring mechanism
  4. Pressure Adjustment: Part #217-004 - Pressure adjustment knob and spring
  5. Needle Clamp: Part #217-005 - Needle clamping screw and assembly

CAUTION! Always use Bernina system 130/705 needles. Incorrect needles may damage the machine.

Bobbin and Hook Assembly

Motor and Drive System

The Bernina 217 features a reliable DC motor with electronic speed control and smooth power transmission.

Motor Assembly: Part #217-201 - 85W DC motor with speed control

Drive Belt: Part #217-202 - Main drive belt (replace every 2 years)

Main Shaft: Part #217-203 - Primary drive shaft with timing gears

Hand Wheel: Part #217-204 - Manual control wheel with clutch

Motor Pulley: Part #217-205 - Motor drive pulley assembly

Main Pulley: Part #217-206 - Main shaft pulley assembly

Bearings: Part #217-207 - Main shaft bearings (2 required)

Stitch Control Mechanisms

Mechanical stitch selection system with precise cam operation for consistent stitch patterns.

  1. Turn off machine before adjusting stitch controls
  2. Stitch Selector: Part #217-301 - Main stitch pattern dial
  3. Stitch Length: Part #217-302 - Stitch length adjustment mechanism
  4. Stitch Width: Part #217-303 - Zigzag width control assembly
  5. Cam Stack: Part #217-304 - Stitch pattern cam stack assembly
  6. Feed Dog: Part #217-305 - Adjustable feed dog mechanism

Tip: Regular lubrication of cam mechanisms ensures smooth stitch pattern changes.

Electrical Components

The Bernina 217 uses standard 120V AC power with electronic speed control and safety features.

  1. Power Cord: Part #217-401 - Standard 6-foot power cord
  2. Foot Pedal: Part #217-402 - Electronic speed control pedal
  3. Light Bulb: Part #217-403 - LED work light assembly
  4. Power Switch: Part #217-404 - Main power on/off switch
  5. Speed Control: Part #217-405 - Electronic speed control board
  6. Wiring Harness: Part #217-406 - Complete machine wiring harness
  7. Connectors: Part #217-407 - Electrical connection terminals

WARNING! Always disconnect from power source before servicing electrical components.

Maintenance Schedule

Regular maintenance ensures optimal performance and extends machine lifespan.

Maintenance TaskFrequencyParts Required
Oil moving partsEvery 3 monthsBernina sewing machine oil
Clean bobbin areaAfter each projectSmall brush, lint roller
Check needleEvery 8 hoursBernina system 130/705 needles
Inspect drive beltAnnuallyPart #217-202
Clean feed dogsMonthlySmall brush, compressed air
Lubricate hookEvery 6 monthsBernina hook grease

Replacement Parts List

Genuine Bernina parts ensure proper fit and performance.

Part NumberDescriptionPrice
217-001Needle Bar Assembly$45.00
217-101Bobbin Case$28.50
217-102Rotary Hook Assembly$89.00
217-201DC Motor Assembly$125.00
217-202Drive Belt$12.75
217-301Stitch Selector Dial$34.00
217-401Power Cord$18.50
217-403LED Light Assembly$22.00

Troubleshooting Guide

SymptomPossible CauseCorrective Action
Machine won't startPower cord, foot pedal, or switch issueCheck power connection; test foot pedal; inspect power switch
Poor stitch qualityTiming, tension, or needle issuesCheck hook timing; adjust thread tension; replace needle
Thread breakingTension too tight or burred needleReduce upper tension; replace needle; check thread path
Machine skipping stitchesNeedle type/size or timingUse correct needle type; check hook-to-needle timing
Unusual noiseLack of lubrication or foreign objectClean and oil machine; remove any debris from mechanisms
Feed dogs not movingFeed mechanism or drive issuesCheck feed dog position; inspect feed mechanism gears

Service: Contact authorized Bernina dealer for complex repairs. Visit www.bernina.com for dealer locator.

Technical Specifications

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