water pump RENAULT MEGANE SCENIC 1995 Service Repair Manual

VALUES AND SETTINGS
Accessories belt tension
07
98751R
AIR CONDITIONING ALTERNATOR AND POWER ASSISTED STEERING
F3R
ENGINE
98752R
A Crankshaft
B Alternator
C Power assisted steering pump
D Air conditioning compressor
E Water pump
T Tensioner
→Tension check point
Tension
(US=SEEM unit)Multitoothed
air
conditioning
belt (2)Multitoothed
power assisted
steering belt
(1)
Fitting109 ± 3 107 ± 3
Minimum
operating62 62
07-9

VALUES AND SETTINGS
Accessories belt tension
07
98751R
ALTERNATOR AND POWER ASSISTED STEERING F8Q ENGINE
Power assisted
steering
A Crankshaft
B Alternator
C Power assisted steering pump
E Water pump
T Tensioner
→Tension check point
Tension
(US=SEEM unit)Multitoothed power
assisted steering belt (1)
Fitting97 ± 3
Minimum operating67
07-10

VALUES AND SETTINGS
Accessories belt tension
07
98837-1R2
Remove :
- the lower timing cover,
- the belt.
SPECIAL NOTES FOR REMOVING THE
ACCESSORIES BELT
REMOVAL
Disconnect the battery.
Before removing the accessories belt, check the
value of the tension.
The tension measured must be between 61 and 77
SEEM units.
F8Q ENGINE
Air conditioning
98837R2
Slacken bolt (A) then bolt (B), until the shoulder is
exceeded, whilst holding the automatic tensio-
ning plate using a 9 mm socket (eg. : FACOM J
151 ratchet), then slacken the belt by moving the
ratchet in the direction of the arrow. Remove the mounting bolt for the diesel pipe re-
taining bracket and move it.
99706R
A Crankshaft
B Alternator
C Power assisted steering pump
D Air conditioning compressor
E Water pump
G Roller
T Tensioner
→Tension check point
07-11

ENGINE AND PERIPHERALS
Engine - Gearbox
10
F (E) engine
Right hand side of the vehicle
Remove the pins from the right hand driveshaft
using tool B.Vi. 31-01.
Remove:
- the track rod end using tool T.Av. 476,
- the upper shock absorber bolt and slacken the
nut on the lower bolt without removing it.
Remove the driveshaft from the gearbox.
Remove:
- the exhaust downpipe,
- the gearbox selector rod,
- the power assisted steering pipe mountings
on the gearbox. Left hand side of the vehicle
Remove:
- track rod end using tool T.Av. 476,
- the three bolts for the driveshaft gaiter,
- the two bolts from the shock absorber base,
- the two bolts from the brake caliper then
secure it to the shock absorber spring,
- the bolt from the lower ball joint,
- the complete hub assembly and the
driveshaft.
98749R
Unclip the reversing light wiring loom from the
sub-frame.
98898R
Drain the cooling circuit through the lower
radiator hose at the water pump end.
Remove:
- the air filter as well as the sleeve and its
mounting,
- the tie-bar between the shock absorber
turrets,
- the accelerator and clutch cables,
- the brake servo pipe,
- the two heating hoses,
- the lower expansion bottle hose,
- hoses (1), (2) and (3),
99222R1
10-11

Mot. 1040-01 Dummy cradle for removing and
refitting the engine and
transmission assembly
Mot. 1159 Tool for securing the engine on the
sub-frame
Mot. 1289-03 Fork for centring suspended engine
mounting limiter
Mot. 1273 Tool for checking belt tension
ENGINES AND PERIPHERALS
Engine and transmission assembly
10
F3R engine
Front sub-frame mounting bolt 6
Rear sub-frame mounting bolt 11
Upper shock absorber cup mounting bolt 3
Wheel bolts 9
Brake caliper bolt 3.5
Universal steering joint mounting bolt 3
Nut for mounting rubber mounting pad
on front left hand side member mounting 7.5
Bolt mounting front right hand suspended
engine mounting cover on engine 4
Mounting bolt for front right hand
suspended engine mounting
movement limiter 6
SPECIAL TOOLING
REMOVAL
Put the vehicle on a 2 post lift.
Remove the engine undertray.
Disconnect the battery.
Drain:
- the cooling circuit from the lower radiator
hose, water pump end,
98898R2
- the engine and gearbox if necessary.
TIGHTENING TORQUES (in daN.m)
10-29

TOP AND FRONT OF ENGINE
Cylinder head gasket
11 F3R ENGINE
REMOVAL
Put the vehicle on a 2 post lift.
Disconnect the battery.
Drain the cooling circuit from the lower radiator
hose at the water pump end.
SPECIAL TOOLING REQUIRED
TIGHTENING TORQUES (in daN.m)
Front right suspended engine
mounting cover nut 3 to 4.5
Wheel bolt 9
Tensioner nut 4
Suspended engine mounting cover bolt 4
Suspended engine mounting limiter bolt 6
Crankshaft pulley 12
Bolt mounting suspended engine
mounting on cylinder head 2
EQUIPMENT REQUIRED
Allen key for cylinder head bolts ST 10L FACOM for example
Engine support tool DESVIL M300 for example
Star socket ST X 14 FACOM for example
Star shaped elbowed allen key T50 FACOM for example
Remove the 2 bolts (1) and slacken bolt (2) of the
coil mounting then slide it downwards.
98898R
Mot. 591-04 Angular wrench for tightening the cylinder head
Mot. 591-02 Index
Mot. 1054
TDC pin
Mot. 1159 Engine support tool
Mot. 1273 Tool for checking belt tension
Mot. 1289-03 Fork for centring the suspended engine mounting limiter
11-16

TOP AND FRONT OF ENGINE
Cylinder head gasket
11 F3R ENGINE
96529R1
Lift the engine slightly.
Fit tool Mot. 1159 under the oil pump.
Note : cut the base of tool Mot. 1159 to 30 mm.
99023R2
- the earth strap,
- the timing belt tensioner (10),
- the two bolts (11) mounting the upper inner ti-
ming cover,
- the exhaust downpipe,
- the exhaust strut,
- mounting bolt (12) for the water hose.
99025R
99024R2
11-18

TOP AND FRONT OF ENGINE
Cylinder head gasket
11 F3R ENGINE
99028R
Remove:
- the throttle body,
- the fuel gallery.
Note : ensure that seals (13) do not fall off when
removing the pump, Diagram for drilling tool Mot. 1159 for use with
BA0X (diameter 10.5 mm).
Fit the bracket of tool Mot. 1159 under the water
pump.
99310R
99215R
Remove the engine support tool DESVIL M300 for
example.- the cylinder head bolts, using a 10 mm, long allen
key,
FACOM ST10L for example.
- the cylinder head.
11-19

TOP AND FRONT OF ENGINE
Cylinder head gasket
11F8Q ENGINE
99028R
Diagram for drilling tool Mot. 1159 (diameter 10.5
mm).
Fit the bracket of tool Mot. 1159 under the water
pump.
99310R
98904S
Disconnect:
- the thermostat hoses,
- the connectors for the sensors,- the brake servo pipe,
- the 2 oil vapour rebreathing hoses on the decan-
ter,
- the accelerator cable,
- the preheater plug connector,
- the injection pump connectors,
- the solenoid valve pipes,
- the fuel supply pipe to the diesel fuel filter using
tool Mot. 1311-06
99461R
Remove the cylinder head bolts using the star
socket 55 toolEX 255
FACOM for example.
11-24

COOLING
Diagram
19
1 Engine
2 Radiator
3 Expansion bottle with degassing after ther-
mostat
4 Heater matrix
5 Thermostat mounting
6 Oil temperature exchanger
7 3 mm diameter restriction
8 6 mm diameter restrictionWater pump
Thermostat
Bleed valve
Temperature switch
The rating of the expansion bottle cap is 1.2 bar
(brown).
99417R
F8Q ENGINE
19-6