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HOMESERVICE MANUALSLINCOLN2009NAVIGATOR L RWDREPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHVAC CLIMATE CONTROL SYSTEM - GENERAL INFORMATION AND DIAGNOSTICSSPECIFICATIONSGENERAL SPECIFICATIONS
2009 Lincoln Navigator L RWD

General Specifications

2009 Lincoln Navigator L RWDSECTION General Specifications
GENERAL SPECIFICATIONS

Item Specification
A/C Compressor 
Type FS20
A/C Compressor Magnetic Clutch 
Air gap clearance 0.35-0.65 mm (0.014-0.026 in)
A/C Pressure Relief Valve (1)
Open pressures 3,792-4,137 kPa (550-600 psi)
Evaporator Discharge Air Temperature Sensor 
On temperatures 2.2-3.3°C (36-38°F)
Off temperatures 2.2-3.3°C (36-38°F)
Refrigerant System Dye 
R-134a Leak Detection Dye 164-R6060 or 164-R6081 -
(1) Manifold gauge set pressures may vary slightly depending on the distance between the service gauge port valve and the A/C pressure relief valve, low charge protection and pressure cutoff switch locations.
RENDER: 1.0x

NO RELATED

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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.