How to clean the core of an AC evaporator?

How to clean the core of an AC evaporator?

1 Now you have access to the ac evaporator core, spray the cleaner thoroughly onto this unit. 2 Let it sit for half an hour so that it can disinfect properly 3 The foam-based cleaner will turn into liquid and will open up all the drain blockage.

Where to remove the evaporator from a car?

This operation should be performed by a licensed refrigerant handler. Remove the liquid line connection that goes to the evaporator, and then remove the heater hoses from the core. Next, remove the air conditioning and heating unit from under the dashboard, which is located under the instrument panel.

Where is the evaporator coil located in an air conditioner?

Let’s walk through the evaporator coil first. An air conditioner’s evaporator coil, also called the evaporator core, is the part of the system where the refrigerant absorbs heat. That is, it’s where the cold air comes from. The evaporator coil is located inside or near the air handler where the blower fan is.

How to remove drain blockage from AC evaporator?

Spray the cleaner through the evaporator core 1 Now you have access to the ac evaporator core, spray the cleaner thoroughly onto this unit. 2 Let it sit for half an hour so that it can disinfect properly 3 The foam-based cleaner will turn into liquid and will open up all the drain blockage.

Is there a way to remove the evaporator?

The plastic-encased box that protrudes from the firewall has the heat blower attached to it. Removing this could be the easiest way to reach the evaporator core. In most vehicles, this part entails a resistor block mounted on either the top or side of the heater box.

What makes up the core of an AC evaporator?

As warm air passes along the evaporator coils, it collects the heat from the air and makes it cool. The cold air is then circulated through time cabin. Two specific components that make up the evaporator: the core and the coils. When issues occur, in most cases it’s due to leaks created in between these two parts.

How do you replace the evaporator core on a Chevy truck?

Steps Step 1: Remove the battery cable from the battery terminal. Step 2: Completely drain out the coolant liquid inside the pan by opening the release valve. Step 3: Extract the mounting bolts from the modular duct. Step 4: Now, remove the heater hoses. Step 5: Haul out the heater core mounting bolts using a socket wrench.

Is it OK to rinse the evaporator core?

When rinsing the evaporator core after cleaning it, ensure the water does not touch other parts of the system as it might be difficult to get them dry and they might damage the rest of the air conditioning system. If you are to drill your way through the evaporator case, be careful not to damage the core.