MANIFOLD 3W4225 - Caterpillar

Removal Procedure
Start By:
Remove the aftercooler. Refer to Disassembly and Assembly, "Aftercooler - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01114292
Remove bolts (2) . Pry elbows (3) away from air inlet manifold (1) .
Remove bolts (4) .
Attach a suitable lifting device to air inlet manifold (1) . The weight of the 3508C air inlet manifold is approximately 40 kg (88 lb). The weight of the 3512C air inlet manifold is approximately 65 kg (143 lb). The weight of the 3516C air inlet manifold is approximately 90 kg (200 lb).
Remove air inlet manifold (1) . Remove the O-ring seals from elbows (3) .Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 2 g01114292
Install the O-ring seals on elbows (3) . Apply a light amount of glycerin to the bores for the O-ring seals.
Attach a suitable lifting device to air inlet manifold (1) . The weight of the 3508C air inlet manifold is approximately 40 kg (88 lb). The weight of the 3512C air inlet manifold is approximately 65 kg (143 lb). The weight of the 3516C air inlet manifold is approximately 90 kg (200 lb).
Position air inlet manifold (1) and install bolts (4) .
Position elbows (3) and install bolts (2) .End By: Install the aftercooler. Refer to Disassembly and Assembly, "Aftercooler - Remove and Install".