Infiniti I30 (A33). Manual — part 548
3.
Then check if valve closes at 5°C (9°F) below valve opening
temperature.
Radiator
REMOVAL AND INSTALLATION
NHLC0023
1. Remove under cover.
2. Drain coolant from radiator.
3. Disconnect radiator upper and lower hoses.
4. Remove radiator shroud.
5. Remove A/T oil cooler hoses.
6. Disconnect reservoir tank hose.
7. Remove radiator mounting bracket.
8. Remove radiator.
9. After repairing or replacing radiator, install any part removed in reverse order of removal.
When filling radiator with coolant, refer to MA-14, “Changing Engine Coolant”.
SLC243B
1.
Radiator
2.
Radiator filler cap
3.
Reservoir tank
4.
Radiator drain cock
5.
Upper radiator hose
6.
Oil cooler hoses
7.
Cooling fans
8.
Cooling fan motors
9.
Radiator shroud
10. Lower radiator hose
GI
MA
EM
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
ENGINE COOLING SYSTEM
Water Control Valve (Cont’d)
LC-17
Cooling Fan Control System
NHLC0024
Cooling fans are controlled by ECM. For details, refer to EC-489.
Refilling Engine Coolant
NHLC0034
For details on refilling engine coolant, refer to MA-15, “REFILLING
ENGINE COOLANT”.
Radiator (Aluminum type)
PREPARATION
NHLC0025
SLC882AB
SLC655CB
1.
Attach the spacer to the tip of the radiator plate pliers A. Spacer
specification: 1.5 mm (0.059 in) thick x 18 mm (0.71 in) wide
x 8.5 mm (0.335 in) long.
2.
Make sure that when radiator plate pliers A are closed dimen-
sion H
′′
is approx. 7.6 mm (0.299 in).
3.
Adjust dimension H
′′
with the spacer, if necessary.
ENGINE COOLING SYSTEM
Cooling Fan Control System
LC-18
SLC903-A
DISASSEMBLY
NHLC0026
1.
Remove tank with Tool.
SLC893
I
Grip the crimped edge and bend it upwards so that Tool slips
off.
Do not bend excessively.
SLC930
I
In areas where Tool cannot be used, use a screwdriver to bend
the edge up.
Be careful not to damage tank.
SLC931
2.
Make sure the edge stands straight up.
3.
Remove oil cooler from tank.
SLC894
ASSEMBLY
NHLC0027
1.
Install oil cooler.
Pay attention to direction of conical washer.
GI
MA
EM
EC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
ENGINE COOLING SYSTEM
Radiator (Aluminum type) (Cont’d)
LC-19
SLC932
2.
Clean contact portion of tank.
SLC917A
3.
Install sealing rubber.
Push it in with fingers.
Be careful not to twist sealing rubber.
SLC904-A
4.
Caulk tank in specified sequence with Tool.
SLC896
SLC897
I
Use pliers in the locations where Tool cannot be used.
ENGINE COOLING SYSTEM
Radiator (Aluminum type) (Cont’d)
LC-20
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