Nissan Terrano model r20 series 2004. Instruction — part 54
TURBINE WHEEL
Check turbine wheel for the following.
I
Oil
I
Carbon deposits
I
Deformed fins
I
Contact with turbine housing
COMPRESSOR WHEEL
Check compressor wheel for the following.
I
Oil
I
Deformed fins
I
Contact with compressor housing
WASTEGATE VALVE
Remove rod pin and check wastegate valve for cracks, deformation
and smooth movement. Check valve seat surface for smoothness.
Check operation of by-pass valve controller.
I
Move by-pass valve to make sure that it is not sticking or
scratched.
I
Measure rod end play of the by-pass valve controller.
Do not apply more than 102.6 kPa (1,026 mbar, 770 mmHg,
30.31 inHg) pressure to controller diaphragm.
By-pass valve controller stroke/pressure:
0.38 mm (0.015 in)/92 kPa (920 mbar, 690 mmHg,
27.17 inHg)
SEM828D
SEM829D
SEM830D
SEC727B
TURBOCHARGER
TD27Ti
Inspection (Cont’d)
EM-122
EEM097E
ENGINE REMOVAL
TD27Ti
EM-123
WARNING:
a. Situate vehicle on a flat and solid surface.
b. Place chocks at front and back of rear wheels.
c. Do not remove engine until exhaust system has completely
cooled off.
d. For safety during subsequent steps, the tension of wires
should be slackened against the engine.
e. Be sure to hoist engine in a safe manner.
f.
For engines not equipped with engine slingers, attach
proper slingers and bolts described in PARTS CATALOG.
CAUTION:
I
When lifting engine, be careful not to strike adjacent parts,
especially, brake lines and brake master cylinder.
I
In hoisting the engine, always use engine slingers in a safe
manner.
ENGINE REMOVAL
TD27Ti
EM-124
Disassembly
PISTON AND CRANKSHAFT
1. Remove oil filter.
2. Place engine on work stand.
3. Drain coolant and oil.
4. Remove drive belts.
5. Remove cylinder head. Refer to “CYLINDER HEAD”.
6. Remove oil pan.
7. Remove crank pulley and timing gear plate cover.
8. Remove water pump.
9. Remove timing gear case.
If the timing case is hard to remove due to liquid gasket, pry
it off with a suitable tool at the cutout section.
10. Remove injection pump gear nut.
SEM650B
NEM165
NEM170
NEM166
NEM167
ENGINE OVERHAUL
TD27Ti
EM-125
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