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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHVAC CLIMATE CONTROL SYSTEMREMOVAL AND INSTALLATIONTHERMOSTATIC EXPANSION VALVENOTES
2009 Mercury Milan Premier, 3.0 1, AWD
Thermostatic Expansion Valve: Notes
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Notes
Material
| Item | Specification |
|---|---|
| PAG Refrigerant Compressor Oil (R-134a Systems) YN-12-D |
WSH-M1C231-B |
| Item | Part Number | Description |
|---|---|---|
| 1 | - | A/C pressure transducer electrical connector (part of 14290) |
| 2 | W520413 | Thermostatic expansion valve (TXV) fitting nut |
| 3 | 7A711 | TXV bolt (2 required) |
| 4 | 19849 | TXV |
| 5 | 19B596 | Gasket seal (4 required) |
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.