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Need location of expansion valve on A/C please

Tiny
LOUIEPRYOR
  • MEMBER
  • 2002 NISSAN ALTIMA
  • 65,000 MILES
The mechanic he put on machine to recover & recharge. He say that the expansion valve need to be replaced immediately. He could not tell me where it was. So, I ask you to tell me so I know he is not dinking around. Sounds maybe like he wants to replace other items also.
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Saturday, June 29th, 2013 AT 8:39 AM

1 Reply

Tiny
KHLOW2008
  • MECHANIC
  • 41,815 POSTS
Known as the expansion valve here and is attached to the cooler unit(evaporator) Procedures are as below.

REMOVAL AND INSTALLATION FOR EXPANSION VALVE

1. Discharge the refrigerant.
2. Disconnect the refrigerant lines from the cooler unit.
3. Remove the cooler grommet.
4. Remove the expansion valve.
Expansion valve mounting bolts Tightening torque: 2.9 - 5.0 N.m (0.29 - 0.51 kg-m, 26 -
44 in-lb)

https://www.2carpros.com/articles/re-charge-an-air-conditioner-system

Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.
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Sunday, June 30th, 2013 AT 2:40 AM

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