DISASSEMBLY AND ASSEMBLY
Remove sleeve (7) from adapter (6) and remove
adapter (6) from the front of the aftercooler
Fasten a hoist to aftercooler housings (8) with
Remove the bolts to remove
aftercooler housings (8) from the engine. The
weight of the 3508 Aftercooler Housings is 28 kg
(62 lb.) and the 3512 Aftercooler Housings is 66
kg (145 lb.).
Be careful when the aftercooler core
is removed because the lower rear
part of the core is held in position by
a connector and O-ring seals.
Fasten a hoist to strap (11) and remove the bolts
and two plates that hold aftercooler core (10) in
position. Remove aftercooler core (10) from the
engine. The weight of the 3512 Aftercooler Core
is 39 kg (85 lb.). The weight of the 3508
Aftercooler Core is 29 kg (65 lb.).
The 3512 and 3508 Engines use the same
aftercooler core but the 3508 Engines do not
have pipes (9) at the ends of the core or the two
plates to hold the core in position.
Remove pipes (9) from the ends of the
aftercooler core and remove the O-ring seals
from the tubes.
Remove O-ring seals (12) from each end of the
aftercooler core. Remove ring (13) to remove
connector (14) from the aftercooler core.
Remove the O-ring seals from the connector.