General Specifications

2009 Mercury Milan Premier, 3.0 1, AWDSECTION General Specifications
WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
GENERAL SPECIFICATIONS

Item Specification
A/C Compressor 
Type FS-18
Rotation Clockwise
A/C Compressor Magnetic Clutch 
Air gap clearance 0.35-0.65 mm (0.014-0.026 in)
A/C Cycling Switch Open and Closed Pressures a 
Open pressure 145-159 kPa (21-23 psi)
Closed pressure 290 kPa (42 psi)
A/C Pressure Relief Valve a 
Open pressures 3,792-4,137 kPa
(550-600 psi)
A/C Pressure Transducer (V6)  Introduction - Gasoline Engines 
Evaporator Core Orifice 
Color Blue
Dual Function Pressure Switch (V8) a 
Clutch off/open 2,999-3,275 kPa
(435-475 psi)
Clutch on/closed 1,517-1,931 kPa
(220-280 psi)
Fan on/open 2,137-2,344 kPa
(310-340 psi)
Fan off/closed 1,655-2,137 kPa
(240-310 psi)
Refrigerant System Dye 
R-134a Leak Detection Dye 164-R6060 or 164-R6081 -

a Manifold gauge set pressures may vary slightly depending on the distance between the service gauge port valve and the A/C pressure relief valve, the A/C cycling switch, the A/C pressure transducer (V6) and the dual function pressure switch (V8) location.

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.