1987 Jeep Cherokee Manual Window Regulator
The 1987 Jeep Cherokee manual window regulator is a mechanical assembly that controls the vertical movement of the vehicle's windows. This system uses a crank handle mechanism rather than electric motors, providing reliable operation with manual control. Below are key sections covering identification, installation, operation, maintenance, and troubleshooting for the manual window regulator system.
Component Identification
Key components of the manual window regulator system: regulator assembly, window crank handle, mounting brackets, guide channels, and mechanical linkage.
| Component | Description |
|---|
| Regulator Assembly | Main mechanical unit with gear mechanism |
| Window Crank Handle | Manual control for raising/lowering window |
| Mounting Brackets | Secures regulator to door frame |
| Guide Channels | Directs window glass movement |
| Mechanical Linkage | Connects crank to window lift mechanism |
| Retaining Clips | Secures components in place |
| Weather Stripping | Seals window against elements |
Installation Procedure
Proper installation ensures smooth window operation and longevity.
- Remove door panel: Carefully pry off interior door panel to access regulator.
- Disconnect existing regulator: Remove mounting bolts and disconnect linkage.
- Install new regulator: Position regulator assembly and secure with mounting bolts.
- Connect window glass: Attach regulator arms to window glass mounting points.
- Test operation: Manually crank to ensure smooth movement before reassembly.
- Reinstall door panel: Secure all components and replace interior panel.
WARNING! Wear protective gloves when handling sharp metal edges. Ensure all mounting points are securely fastened.
Operation Instructions
Manual window operation requires proper technique for optimal performance.
- Turning clockwise: Rotate crank handle clockwise to raise window.
- Turning counterclockwise: Rotate crank handle counterclockwise to lower window.
- Even pressure: Apply consistent, moderate force when operating crank.
- Full travel: Allow window to reach full up or down position before reversing direction.
- Regular lubrication: Apply silicone spray to moving parts every 6 months.
CAUTION! Do not force crank if window binds. Stop and inspect for obstructions.
Technical Specifications
- Application: 1987 Jeep Cherokee all door windows
- Type: Manual crank-operated regulator
- Material: Steel construction with zinc plating
- Gear Ratio: Standard manual window regulator ratio
- Mounting Points: 4-point door frame attachment
- Compatibility: Fits 1984-1996 Jeep Cherokee models
- Weight Capacity: Supports standard tempered glass windows
- Temperature Range: -40°F to 185°F operating temperature
Maintenance Guidelines
Regular maintenance ensures long-term reliability and smooth operation.
- Lubrication schedule: Apply silicone lubricant every 6 months or 10,000 miles
- Inspection: Check for wear on gears and linkage every 12 months
- Cleaning: Remove debris from guide channels during oil changes
- Tightening: Verify mounting bolt torque during routine maintenance
- Weather seal inspection: Check and replace worn weather stripping
Tip: Use only silicone-based lubricants; petroleum products can damage components.
Troubleshooting Common Issues
| Symptom | Possible Cause | Corrective Action |
|---|
| Window binds or sticks | Dirty guide channels | Clean channels and apply silicone lubricant |
| Excessive crank effort | Worn gears or lack of lubrication | Lubricate mechanism or replace regulator |
| Window won't stay up | Worn regulator mechanism | Replace complete regulator assembly |
| Loose crank handle | Worn splines or retaining clip | Replace crank handle and retaining clip |
| Uneven window movement | Bent regulator arms | Straighten or replace regulator arms |
| Grinding noise | Damaged gears or lack of lubrication | Lubricate or replace gear mechanism |
Replacement Parts
Genuine and aftermarket replacement components available.
- Complete regulator assembly
- Window crank handles (various styles)
- Regulator repair kits
- Mounting hardware kits
- Guide channel replacements
- Weather stripping sets
- Retaining clips and fasteners
Note: Use only compatible replacement parts to ensure proper fit and function.
Safety Precautions
Important safety considerations for installation and operation.
- Always disconnect battery before beginning installation
- Wear safety glasses when removing door panels
- Use proper tools to avoid damaging components
- Secure window in up position when working on mechanism
- Test operation thoroughly before final reassembly
- Keep hands clear of moving parts during operation
WARNING! Never operate vehicle with windows in unstable or partially installed condition.
Warranty Information
Standard warranty coverage for manual window regulator components.
- Manufacturer Warranty: 12 months from date of purchase
- Coverage: Defects in materials and workmanship
- Exclusions: Damage from improper installation or abuse
- Claim Process: Contact retailer with proof of purchase
- Technical Support: Available through manufacturer hotline
For warranty claims or technical assistance, contact the parts manufacturer directly.
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