How do you get an expansion valve unstuck?

Opening of the valve should be relatively quick. Even holding he bulb in your hand should provide enough heat to open the valve. Next, place the TXV bulb into cold water. This should cause the expansion valve to close reducing the amount of refrigerant to pass thought the TXV into the coil.

How to remove the cooling unit, evaporator, expansion valve?

Start by separating the two hard A/C lines at the firewall from the evaporator unit. The lines will be a little hard to remove since they’ve been there for a long time! It’s a good idea to blow out this area with compressed air so that no dirt gets into the system.

What to do if your a / C expansion valve is clogged?

Remove the lines on the receiver/drier and throw the drier away. Attach a hose over the end of the output hose of the receiver/drier with a hose clamp and run the other end into a bucket or suitable container. Remove the low pressure hose from the A/C compressor. Be sure to wear eye protection.

What’s the best way to remove an evaporator?

Start my removing the front, medium height 10mm screw. Then remove the top right nut. Then remove the top left nut. Remove the forward left screw using a 10 mm speed wrench or a box end wrench. Another shot of the last screw.

How do you remove a nitrogen tank from an evaporator?

Pics of the Nitrogen tank. Start by separating the two hard A/C lines at the firewall from the evaporator unit. The lines will be a little hard to remove since they’ve been there for a long time!

Can you remove the rear expansion valve on a Chrysler?

I replaced the rear expansion valve during a complete AC re-furb. I recall that it was as shown w/ the long stud from the expansion valve passing thru the tube fitting. I had no trouble removing it, but also didn’t notice any corrosion. If you can remove both parts, you can separate them on the bench.

How to remove rear AC evaporator in Chrysler van?

So I cleaned out the area underneath the van, and was able to remove the nut on the expansion valve (?) between the 2 refrigerant lines. But still nothing seems to budge. I can physically wiggle the whole plenum and move it, which actually moves the lines beneath the van.

Is the rear AC evaporator core on backorder?

Just found out the rear evaporator core for the AC system is leaking. Talked to the local mechanic about replacement and he said the only place to get a full unit with the expansion valve is from the dealer. Bad news is, when he called the dealer, they’re on nationwide backorder, and no idea when they’ll come back in.

Where is the oil leaking from the Chrysler evaporator?

Compressor started cycling frequently and then AC stopped working completely. Noticed the telltale oil marks on the driveway near the right rear wheel well. Looked underneath, and sure enough, I saw refrigerant oil leaking down the refrigerant lines coming from the evaporator.