battery RENAULT SCENIC 2000 J64 / 1.G Technical Note 3426A Owner's Manual

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Radiator
19
19-4
Radiator
REMOVAL
Put the vehicle on a two post lift.
Disconnect the battery.
Remove the engine undertray.
Drain the cooling circuit through the lower radiator
hose.
Disconnect the wiring of the fan unit.
Unclip the power steering reservoir and remove it.
Remove:
– the upper cross member,
– the upper radiator mountings,
– the upper hoses on the radiator,
– the inlet manifold-air exchanger duct,
– the fan unit mountings on the radiator and remove
the fan,
– the radiator mountings on the condenser and remove
the radiator.REFITTING
Refitting is the reverse of removal.
Fill and bleed the cooling circuit (see section 19
"Filling and bleeding").
NOTE: ensure that the fins of the radiator or of the
condenser (if fitted) are not damaged when
removing-refitting, and protect them if necessary. SPECIAL TOOLING REQUIRED
Mot. 1202 -01
Hose clip pliers
Mot. 1202 -02
Mot. 1448 Long nose pliers for hose clips

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Water pump
19
19-5
Water pump
REMOVAL
Put the vehicle on a two post lift.
Disconnect the battery.
Remove the engine undertray.
Drain the cooling circuit through the lower radiator
hose.
Unclip the diesel filter and remove it.
Remove:
– the front right wheel along with the mudguard,
– the style cover,
– the accessories belt (see Section 07 "Accessories
belt tension"),
– the coolant pump and power assisted steering pump
pulleys,
– the water pump.Cleaning
It is very important not to scratch the gasket faces.
Use the Décapjoint product to dissolve any part of the
gasket which remains attached.
Wear gloves whilst carrying out the following
operation.
– Apply the product to the parts to be cleaned; wait
about ten minutes, then remove it using a wooden
spatula.
Do not allow this agent to drip on to the paintwork.
REFITTING
Refit:
– the water pump (fitted with a new gasket), tightening
the bolts to a torque of 1.7 daN.m,
– the accessories belt and tension it (see section 07
"Accessories belt tension").
Fill and bleed the cooling circuit, (see section 19
"Filling and Bleeding"). SPECIAL TOOLING REQUIRED
Mot. 1202 -01
Hose clip pliers
Mot. 1202 -02
Mot. 1448 Long nose pliers for hose clips
TIGHTENING TORQUES (in daN.m)
Water pump bolts 1.7

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Catalytic converter
19
19-7
1419 EXHAUST
Catalytic converter
Disconnect the battery and put the vehicle on a two
post lift.
Fit a flywheel immobiliser.
Loosen the catalytic converter/precatalytic converter
mountings.
Fit tool Tav. 1233-01 replacing the bolts of the sub-
frame one by one.Remove:
– the bolts of the sub-frame tie-rods,
– the nut and eccentric bolt of the steering shaft
yoke (1),
– the torque reaction arm.
Lower the sub-frame to a height of 40 mm at the front
and 60 mm at the rear.
Remove the exhaust mounting clip.
Remove the mounting nuts of the catalytic converter
and remove it, taking care not to damage the heat
shields.
REFITTING
Proceed in the reverse order from removal.
WARNING: all damaged heat shields must be
replaced to prevent the risk of fire. TIGHTENING TORQUES (in daN.m)
Engine tie bar bolt 6.2
Steering shaft yoke bolts 3
Engine sub-frame bolts
–front ∅ 10
–rear ∅ 12 6.2
10.5
Three point flange nuts 2
Sub-frame - side member tie rod bolts 3
15870R
97390-1R2

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Compressor
62
62-2
SCENIC Compressor
REMOVAL
Drain the R134a refrigerant circuit (refer to the
procedure described in the "Air conditioning" manual).
Disconnect the battery.
Remove:
– the cooling assembly (see section 19 ),
– the alternator (see section 16),
– the R134a refrigerant pipes retaining bolt,
– the four compressor mounting bolts.REFITTING
Refitting is the reverse of removal.
Tighten the R134a refrigerant pipes retaining bolt on
the compressor to 3 daN.m.
Fill the R134a refrigerant circuit using the filling
equipment.
IMPORTANT:
When replacing the existing compressor with a new
compressor, it is essential to drain some of the oil from
the new compressor, so that the amount of oil in the
new compressor corresponds to the amount of oil
drained from the oil compressor.
99211S
Oil drained
new
compressor=Oil
in the new
compressor-Oil remaining
in the old
compressor

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Connecting pipes
62
62-6
SCENIC Connecting pipes
Disconnect the battery.
Drain the R134a refrigerant circuit using the filling equipment (refer to the procedure described in the "Air
Conditioning" manual).
LOW PRESSURE PIPE
REMOVAL
Remove the right hand cowl vent grille.
Slacken the left hand cowl vent grille.
Remove:
– the scuttle,
– the mounting bolt on the pressure relief valve,
– the mounting bolt on the compressor.
Fit plugs to prevent any moisture penetration.
Remove the low pressure hose.
The low pressure circuit can be partially dismantled by
unclipping the click-fit connector (1).
REFITTING
Refitting is the reverse of removal.
Check the condition of the seals and lubricate with
PLANETELF PAG 488 (approximately 2 g).
When changing a pipe, add 10 ml of PLANETELF
PAG 488 oil or when a pipe bursts (rapid leak), add
100 ml.HIGH PRESSURE PIPE BETWEEN THE
COMPRESSOR AND THE CONDENSER
REMOVAL
Remove:
– the mounting bolt on the compressor,
– the mounting bolt on the condenser.
Disconnect the tri-function pressure switch.
Remove the high pressure hose.
Fit plugs to prevent any moisture penetration.
REFITTING
Refitting is the reverse of removal.
Check the condition of the seals and lubricate with
PLANETELF PAG 488 (approximately 2 g).
When changing a pipe, add 10 ml of PLANETELF
PAG 488 oil or when a pipe bursts (rapid leak), add
100 ml.
PRF6203
PRF6204

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Connecting pipes
62
62-7
SCENIC
Disconnect the battery.
Drain the R134a refrigerant circuit using the filling equipment (refer to the procedure described in the "Air
Conditioning" manual).
HIGH PRESSURE PIPE BETWEEN THE
DEHYDRATION CANISTER AND THE PRESSURE
REDUCING VALVE
REMOVAL
Remove the right hand cowl vent grille.
Slacken the left hand cowl vent grille.
Remove the scuttle,
Detach the pipe from its mountings.
Remove the high pressure hose.
Fit plugs to prevent any moisture penetration.
REFITTING
Refitting is the reverse of removal.
Check the condition of the seals and lubricate with
PLANETELF PAG 488 (approximately 2 g).
When changing a pipe, add 10 ml of PLANETELF
PAG 488 oil or when a pipe bursts (rapid leak), add
100 ml.HIGH PRESSURE PIPE BETWEEN THE
DEHYDRATION CANISTER AND THE CONDENSER
REMOVAL
Remove:
– the mounting bolt on the dehydration canister,
– the mounting bolt on the condenser.
Fit plugs to prevent any moisture penetration.
Remove the high pressure hose.
REFITTING
Refitting is the reverse of removal.
Check the condition of the seals and lubricate with
PLANETELF PAG 488 (approximately 2 g).
When changing a pipe, add 10 ml of PLANETELF
PAG 488 oil or when a pipe bursts (rapid leak), add
100 ml.
PRF6205
PRF6206