Cooling JAGUAR X308 1998 2.G Repair Manual

Engine Cooling - Cooling Fan Motors
Remo
val and Installation
Remov
a
l
Installation

1.
Re
move the Twin Fan and Motor Assembly (26.25.12)
described in this section. Do not remove the harness and pipe
securing clips from the assembly.

2. Re
move the fan and motor units from the twin fan and motor
assembly.
1. Remove the three nuts which secure the fan and motor unit.
2. Remove the fan and motor unit.
Re
peat the above two operations for the second fan.

3. Re
move the fan rubber mountings.
1. Remove the spacer from each rubber mounting.
2. Remove the rubber mountings; three for each fan unit.
1. Installation is th e reverse of the re moval procedure.

Engine Cooling - Cooling Fan Shroud
Re
moval and Installation
Remov

al
Installation

1.
R
emove the Twin Fan and Motor Assembly (26.25.12) from the
radiator.
2. With twin fan and motor assembly on the bench, remove both
fan and motor units (26.25.25).

3. R
emove the components from the mounting frame.
1. Remove the harness an d pipe securing clips.
2. Remove the rubber vent flaps.
1. Installation is th e reverse of the re moval procedure.

Engine Cooling - Engine Coolant Level Switch
Remo
val and Installation
Remov
a
l
Installation

1.
Op
en the engine compartment and fit paintwork protection
sheets.
2. Remove the expansion tank; refe r to Operation (26.15.01.) in
this section.

3. Re
move the coolant level probe.
1. Use a lever to release the probe from the expansion tank and remove it.
4. Clean the expansion tank probe aperture.
1. Installation is th e reverse of the re moval procedure.

Engine Cooling - Radiator4.0L NA V8 - AJ27/3.2L NA V8 - AJ26
Re
moval and Installation
Remov

al
1.
O
pen the engine compartment and fit paintwork protection
sheets.

2. Di
sconnect the batt
ery ground cable.
R
emove the battery cover.
3. Drain the coolant from the radiator.
4. Depressurise the climate control system. Refer to Section 412-
03 Observe all safety warnings and precautions stated in that
section.
5. Release both gas struts, set the engine compartment cover
fully forward to the service acce ss position and support with a
wooden (or similar) strut - take care not to damage the engine
compartment cover or the radiator grille.
6. Remove the twin fan and motor assembly. Refer to Operation
26.25.12 in this section.

7. D
isconnect the radiator breather hose.
R

elease the Quick-Fit hose (radiator to expansion tank)
and disconnect the hose from the radiator.

8. Di
sconnect the transmission oil cooler lower pipe.
1. Disconnect and reposition the union nut, lower cooler pipe to radiator. Di sconnect the pipe.
2. Remove and discard the O- ring seal from the pipe
and fit blanking plugs to the pipe and to the union on
the radiator.
9. From above the vehicle, disconne ct the transmission oil cooler
upper pipe.

16
.
Refill the cooling system. Refer to the Refill procedure in
General Procedures.
17. Repressurise the climate cont rol system. Refer to Section
412-03 Observe all safety warnin gs and precautions stated in
that section.
18. Close the engine compartment cover.
19. Connect the battery and fit the battery cover. Reset the clock
and the radio.

Engine Cooling - Radiator4.0L SC V8 - AJ26
Remo
val and Installation
Remov
a
l
1.
Op
en the engine compartment and fit paintwork protection
sheets.

2. Disc
onnect the batt
ery ground cable.
Re
move the battery cover.
3. Drain the coolant from the radiator.
4. Depressurise the climate control system. Refer to Section 412-
03 Observe all safety warnings and precautions stated in that
section.
5. Release both gas struts, set the engine compartment cover
fully forward to the service acce ss position and support with a
wooden (or similar) strut - take care not to damage the engine
compartment cover or the radiator grille.
6. Remove the twin fan and motor assembly. Refer to Operation
26.25.12 in this section.

7. Di
sconnect the radiator breather hose.
R
e
lease the Quick-Fit hose (radiator to expansion tank)
and disconnect the hose from the radiator.

8. Disc
onnect the transmission oil cooler lower pipe.
1. Disconnect and reposition the union nut, lower cooler pipe to radiator. Di sconnect the pipe.
2. Remove and discard the O- ring seal from the pipe
and fit blanking plugs to the pipe and to the union on
the radiator.
9. From above the vehicle, disconne ct the transmission oil cooler
upper pipe.

16
. Re
fill the cooling system. Refer to the Refill procedure in
General Procedures.
17. Repressurise the climate cont rol system. Refer to Section
412-03 Observe all safety warnin gs and precautions stated in
that section.
18. Close the engine compartment cover.
19. Connect the battery and fit the battery cover. Reset the clock
and the radio.

Engine Cooling - Radiator Lo
wer Hose4.0L NA V8
- AJ27/3.2L NA V8 -
AJ26
Re
moval and Installation
Remov

al
Installation

1.
O
pen the engine compartment and fit paintwork protection
sheets.
2. Drain the radiator. Refer to Ge neral Procedures. Retain the
coolant drain tray in position to catch any spillage when
removing the thermostat cover.

3. Di
sconnect the radiator bott
om hose from the thermostat
cover.
1. Release and reposition th e hose clip, and disconnect
the bottom hose.

4. D
isconnect the bottom hose from the radiator.
1. Slacken the hose retaining clip and reposition the clip
along the hose.
2. Disconnect the hose from the radiator.
5. Remove the spring band clips from the hose.
1. Installation is th e reverse of the re moval procedure.
2. Refill the cooling system as de scribed in General Procedures.

Engine Cooling - Radiator Lower Hose4.0L SC V8 - AJ26
Remo
val and Installation
Remov
a
l
1.
Op
en the engine compartment and fit paintwork protection
sheets.
2. Drain the radiator. Refer to Ge neral Procedures. Retain the
coolant drain tray in position to catch any spillage when
removing the thermostat cover.

3. Re
move the two screws which se
cure the radiator grille and
remove the grille for access.

4. Re
lease and reposition the spring
clip, and disconnect the hose
from the charge air cooler radiator.

5. Di
sconnect the bottom hose from the radiator.
1. Slacken the hose retaining clip and reposition the clip
along the hose.
2. Disconnect the hose from the radiator.
6. Disconnect the radiator bottom hose from the thermostat cover
and air charge cooler.
1. Release and reposition th e hose clip, and disconnect
the bottom hose from th e thermostat cover.
2. Release and reposition the hose clips, and disconnect the two sections of moulded hose from the air charge
cooler.

I
nstallation



Re
move the hose assembly.
7. Remove the spring band clips from the hose.
1. Installation is th e reverse of the re moval procedure.
2. Refill the cooling system as de scribed in General Procedures.