Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY1991TRACER BASE, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 70 (A/C-HEATER SYSTEM - MANUAL)REMOVAL & INSTALLATIONCOMPRESSORINSTALLATION
1991 Mercury Tracer Base, 4D Sedan, Automatic
Removal & Installation: Compressor: Installation
1991 Mercury Tracer Base, 4D Sedan, AutomaticSECTION Installation
WARNING: This page is about a different car, the 1994 Mercury Tracer and 1994 Ford Escort. However, it is still accessible from the selected car via links, so may be relevant.
- Position compressor, and install mounting bolts. Tighten bolts to 15-22 ft. lbs. (20-30 N.m). Connect field coil electrical connector. Remove all plugs, and then install new "O" rings lubricated with clean refrigerant oil on manifold.
- Position manifolds, and install attaching bolts. Tighten bolts to13-17 ft. lbs. (18-23 N.m). Attach drive belt to compressor pulley. Install splash shield and undercover. Lower vehicle. Check accessory drive belt tension. Leak test, evacuate and charge A/C system.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.