Nissan Teana J32. Instruction — part 285
CO-16
< ON-VEHICLE REPAIR >
COOLING FAN
COOLING FAN
Exploded View
INFOID:0000000003793175
Removal and Installation
INFOID:0000000003793176
REMOVAL
1.
Remove the following parts.
• Engine under cover
• Air duct (inlet): Refer to
.
• Oil level gauge: Refer to
.
• Battery and battery tray: Refer to
PG-109, "Removal and Installation"
2.
Drain engine coolant from radiator. Refer to
.
CAUTION:
• Perform this step engine is cold.
• Never spill engine coolant on drive belt.
3.
Remove radiator cap adapter and radiator hoses (upper) and radiator pipe (upper) assembly. Refer to
4.
Disconnect harness connector from fan motors (RH and LH), and move harness to aside.
5.
Disconnect harness connector from crash zone sensor, and move harness to aside. Refer to
6.
Remove battery tray bracket mounting bolts, and move battery tray bracket to aside.
7.
Remove cooling fan assembly.
1.
Fan motor (LH)
2.
Fan motor (RH)
3.
Fan shroud
4.
Mounting rubber
5.
Cooling fan (RH)
6.
Cooling fan (LH)
A.
Apply on fan motor shaft
: Vehicle front
: Apply high strength thread locking sealant or equivalent.
Refer to
for symbols not described on the above.
JPBIA1687GB
COOLING FAN
CO-17
< ON-VEHICLE REPAIR >
C
D
E
F
G
H
I
J
K
L
M
A
CO
N
P
O
CAUTION:
Be careful not to damage or scratch on radiator core.
INSTALLATION
Note the following, and install in the reverse order of removal.
CAUTION:
Only use genuine parts for cooling fan mounting bolt and observe the specified torque (to prevent
radiator from being damaged).
NOTE:
Cooling fans are controlled by ECM. For details, refer to
.
Disassembly and Assembly
INFOID:0000000003793177
DISASSEMBLY
1.
Remove cooling fan mounting nuts, and then remove the cooling fans (RH and LH).
2.
Remove fan motors (RH and LH).
ASSEMBLY
Note the following, and assemble in the reverse order of disassembly.
CAUTION:
RH and LH cooling fans are different. Be careful not to misassemble them.
• Install each fan in the following position.
• Secure the harness tightly to the fan shroud to prevent the fan rotation area from being loose.
• Apply high thread locking sealant on for motor shaft.
Inspection
INFOID:0000000003793178
INSPECTION AFTER DISASSEMBLY
Cooling Fan
Inspect cooling fan for crack or unusual bend.
• If anything is found, replace cooling fan.
Right side
: 11 blades
Left side
: 9 blades
CO-18
< ON-VEHICLE REPAIR >
WATER PUMP
WATER PUMP
Exploded View
INFOID:0000000003793179
Removal and Installation
INFOID:0000000003793180
CAUTION:
• When removing water pump assembly, be careful not to get engine coolant on drive belt.
• Water pump cannot be disassembled and should be replaced as a unit.
• After installing water pump, connect hose and clamp securely, then check for leakage using the radi-
ator cap tester (commercial service tool) and the radiator cap tester adapter (commercial service
tool).
REMOVAL
1.
Remove the following parts.
• Air duct (inlet): Refer to
.
• Engine cover: Refer to
• Engine under cover
• Front road wheel and tire
• Splash guard (RH): Refer to
EXT-22, "FENDER PROTECTOR : Exploded View"
.
2.
Drain engine coolant from radiator. Refer to
.
CAUTION:
• Perform this step when the engine is cold.
• Never spill engine coolant on drive belt.
3.
Remove drive belt. Refer to
EM-12, "Removal and Installation"
.
4.
Remove idler pulleys. Refer to
.
5.
Remove reservoir tank of radiator. Refer to
6.
Remove reservoir tank of power steering oil pump with piping connected, and move it to aside. Refer to
.
7.
Support oil pan (lower) bottom with transmission jack.
8.
Remove engine mounting insulator (RH), engine mounting bracket (RH) and upper torque rod. Refer to
1.
Timing chain tensioner (primary)
2.
Valve timing control cover gasket
(bank 1)
3.
Valve timing control cover (bank 1)
4.
Water drain plug (front)
5.
Water pump cover
6.
O-ring
7.
O-ring
8.
Water pump
A.
Apply engine coolant
for symbols in the figure.
JPBIA1721GB
WATER PUMP
CO-19
< ON-VEHICLE REPAIR >
C
D
E
F
G
H
I
J
K
L
M
A
CO
N
P
O
9.
Remove water drain plug (front) on water pump side of cylinder block to drain engine coolant from engine
inside.
10. Remove valve timing control cover (bank 1) and water pump cover from front timing chain case.
• Use the seal cutter [SST: KV10111100 (J37228)] to cut liquid gasket for removal.
11. Remove timing chain tensioner (primary) as follows:
a.
Remove lower mounting bolt (1).
CAUTION:
Be careful not to drop mounting bolt inside timing chain
case.
b.
Loosen upper mounting bolt (2) slowly, and then turn chain ten-
sioner (primary) (3) on the mounting bolt so that plunger (4) is
fully expanded.
NOTE:
Even if plunger is fully expanded, it is not dropped from the body
of timing chain tensioner (primary).
c.
Turn crankshaft pulley clockwise so that timing chain on the tim-
ing chain tensioner (primary) side is loose.
d.
Remove upper mounting bolt, and then remove timing chain ten-
sioner (primary).
CAUTION:
Be careful not to drop mounting bolt inside timing chain
case.
12. Remove water pump as follows:
a.
Remove three water pump mounting bolts. Secure a gap
between water pump gear and timing chain, by turning crank-
shaft pulley counterclockwise until timing chain looseness on
water pump sprocket becomes maximum.
JPBIA0085ZZ
PBIC4820E
PBIC3576E
PBIC1193E
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст