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The low-pressure switch wouldn't engage at 100psi, so I swapped…

The low-pressure switch wouldn't engage at 100psi, so I swapped it for a good used one. Then I added a can of refrigerant and used the sniffer. The only consistent hot spot is the evaporator core, so that's where I think it's leaking. IF THE IMAGE IS TOO SMALL, click it.
The low-pressure switch wouldn't engage at 100psi, so I swapped it for a good used one. Then I added a can of refrigerant and used the sniffer. The only consistent hot spot is the evaporator core, so that's where I think it's leaking. IF THE IMAGE IS TOO SMALL, click it.Original file
The low-pressure switch wouldn't engage at 100psi, so I swapped it for a good used one. Then I added a can of refrigerant and used the sniffer. The only consistent hot spot is the evaporator core, so that's where I think it's leaking. IF THE IMAGE IS TOO SMALL, click it.

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Close-up of a differential housing with visible casting numbers Differential housing with a metal tag reading '3.02 Vesta' and some numbers Close-up of a rusty rear drum brake assembly with a brake line attached Vehicle underbody with suspension components visible, supported by yellow jack stands and wooden blocks Two bolts with threaded ends and two oddly shaped washers in a hand, and a black round part with a red center Two bolts held by fingers. The bolt on the left is clean and new. The bolt on the right is dirty and shows sig 1989 Ford Bronco photo 1989 Ford Bronco photo 1989 Ford Bronco photo 1989 Ford Bronco photo 1989 Ford Bronco photo 1989 Ford Bronco photo 1989 Ford Bronco photo 1989 Ford Bronco photo 1989 Ford Bronco photo 1989 Ford Bronco photo 24photos in this albumView all

The low-pressure switch wouldn't engage at 100psi, so I swapped it for a good used one. Then I added a can of refrigerant and used the sniffer. The only consistent hot spot is the evaporator core, so that's where I think it's leaking.
IF THE IMAGE IS TOO SMALL, click it.

Owner caption · Photo 157 of 157

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