Dodge RAM 1500 1998 Owner's Manual page 1539

11 - 14 EXHAUST SYSTEM
TURBOCHARGER (Continued)
Fig. 17 Turbocharger Oil Supply and Drain
1 - BEARINGS
2 - OIL SUPPLY (FROM FILTER HEAD)
3 - OIL RETURN (TO SUMP)
TURBOCHARGER COOL DOWN CHART
Driving Load
Condition
Stop & Go Empty
Stop & Go Medium
Highway Medium
Speeds
City Traffic Max.
GCWR
Highway Max.
Speeds GCWR
Uphill Grade Max.
GCWR
REMOVAL
(1) Disconnect the battery negative cables.
(2) Raise vehicle on hoist.
(3) Disconnect the exhaust pipe from the turbo-
charger elbow(Refer to 11 - EXHAUST SYSTEM/EX-
HAUST PIPE - REMOVAL).
(4) Remove the bolts from the turbocharger oil
drain tube.
(5) Lower vehicle.
(6) Disconnect the turbocharger air inlet hose (Fig.
18).
(7) Disconnect the turbocharger oil supply line
from the turbocharger (Fig. 19).
(8) Disconnect the charge air cooler inlet pipe from
the turbocharger compressor outlet (Fig. 19).
Turbo- Idle Time (in
charger minutes)
Temper- Before Shut
ature Down
Cool Less than 1
Warm 1
Warm 2
Warm 3
Warm 4
Hot 5
Fig. 18 Turbocharger Air Inlet Hose
1 - AIR INLET TUBE
2 - AIR FILTER HOUSING
3 - TURBOCHARGER
Fig. 19 Oil Supply Line and Charge Air Cooler Inlet
1 - TURBOCHARGERR EXHAUST ELBOW
2 - TURBOCHARGER
3 - OIL SUPPLY LINE
4 - AIR INLET TUBE
5 - TURBOCHARGER COMPRESSOR OUTLET
6 - OIL DRAIN LINE
Duct
DR