Grand Prix V6-191 3.1L (1989)
FIGURE 1
7.
Check the heater/evaporator case and core for debris. Remove any debris that is present in the case or imbedded in the core. If a large amount of
debris is present in the case, the air inlet screen will require sealing around the windshield wiper post holes and fender edges, as shown in Figure 1.
8.
Seal the inlet and outlet pipe ends of the evaporator core, using duct tape or plastic plugs if available.
9.
Put on rubber gloves and safety goggles.
10.
Pour the small bottle of A/C disinfectant kit, P/N 25533404, into the large bottle. Seal and invert the large bottle once or twice to mix contents.
11.
Place the evaporator in a large sink, tub or basin.
FIGURE 2
12.
Position a pedestal fan, as shown in Figure 2, and turn on high speed to provide cross ventilation during the cleaning of the evaporator core.
13.
Use the Kent-Moore tool J-36645 or equivalent siphon-type cleaning spray gun capable of delivering two (2) ounces per minute of liquid when
driven with shop air at 80-90 psi.
14.
Direct the spray toward the evaporator core face, taking care to ensure adequate coverage of the corners and edges, completely saturating the
entire core. Use the entire container of disinfectant.
15.
Let the evaporator core soak for at least five (5) minutes.
16.
If a tub or basin without a drain was used for the spraying of the disinfectant, remove the core and dispose of the disinfectant in a sanitary drain
system. Rinse the tub or basin with water continuing on.
17.
Use the spray gun and at least one (1) quart of clear water to rinse the evaporator core, to remove any and all of the disinfectant.
