2009 RENAULT TWINGO RS alternator

10A-73
ENGINE AND CYLINDER BLOCK ASSEMBLY
Multifunction support: Removal - Refitting
K4M
10A
REFITTING
I - REFITTING OPERATION
aRefit the multifunction support.
aPretighten to torque multifunction support bolts 1
and 2 (initial torque) (5 N.m).
aLoosen bolts (1) and (2) on the multifunction support
by one half-turn.
aPre-tighten to torque:
-multifunction support bolt 7 on the cylinder
block (initial torque) (5 N.m),-multifunction support bolts 1 and 2 (initial
torque) (5 N.m),
-multifunction support bolts 6, 5, 4 and 3 (5
N.m).
aTighten to torque and in order:
-the multifunction support bolts (44 N.m),
-the multifunction support bolt on the cylinder
block (25 N.m) (7) .
II - FINAL OPERATION
aRefit:
-the air conditioning compressor (see Compressor:
Removal - Refitting) (62A, Air conditioning),
-the alternator (see 16A, Starting - Charging, Al-
ternator: Removal - Refitting, page 16A-1) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (42A, Upper
front structure),
-the bonnet catch (see Bonnet lock: Removal -
Refitting) (52A, Non-side opening element mecha-
nisms),
-the headlights (see Halogen headlight: Removal
- Refitting) (80B, Headlights),
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres).
aFill the refrigerant circuit using a refrigerant charg-
ing station (see Refrigerant circuit: Draining -
Filling) (62A, Air conditioning).
aConnect the battery (see Battery: Removal - Refit-
ting) (80A, Battery).
aRefit the engine undertray.
131780
131779

11A-3
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
D4F, and 772, and STANDARD HEATING – D7F, and STANDARD HEATING
11A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aDisconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
aUndo the alternator bolts (1) .
aSwing the alternator towards the engine.
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the accessories belt.
REFITTING
I - REFITTING PREPARATION OPERATION
aUse a brush to remove any deposits from the crank-
shaft accessories pulley V grooves.
aparts always to be replaced: Accessories belt.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the accessories belt. Special tooling required
Mot. 1715Belt tension checking tool
(frequency indicator).
Mot. 1505Belt tension setting tool (fre-
quency meter)
Tightening torquesm
alter nator lower bolt50 N.m
alter nator upper bolt25 N.m
120305
WARNING
Only use brushes with plastic or non-corrosive
metal (br ass) bristles.

11A-4
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
D4F, and 772, and STANDARD HEATING – D7F, and STANDARD HEATING
11A
Accessories belt tensioning process
aTension the accessories belt by swinging the alter-
nator towards the front using a lever.
aSet the accessories belt tension using the (Mot.
1715) or the (Mot. 1505) to a value of 244 Hz ±± ± ±
5.
aTorque tighten:
-the alternator lower bolt (50 N.m),
-the alternator upper bolt (25 N.m).
aTurn the engine three revolutions clockwise (timing
end) to position the accessories belt correctly.
aCheck the accessories belt tension using the (Mot.
1715) or the (Mot. 1505).
aIf the accessories belt tension is outside permitted
tolerance values, readjust the tension.
III - FINAL OPERATION
aConnect the battery (see Battery: Removal - Refit-
ting) (80A, Battery).
120525

11A-5
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and AIR CONDITIONING
11A
PARTS AND CONSUMABLES FOR THE
REPAIR WORK
aParts always to be replaced:
-accessories belt,
-accessories belt tensioning roller,
-accessories belt tensioning roller bolt,
-axle sub-frame bolts.
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (MR 411, 02A, Lifting equip-
ment).
aDisconnect the battery (see ) (MR 411, 80A, Bat-
tery).
aRemove:
-the wiper arms (see Windscreen wiper arm: Re-
moval - Refitting) (MR 411, 85A, Wipers - Wash-
ers),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (MR 412, 56A, Exterior
equipment),
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (MR 412, 56A, Exterior equipment).
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the left-hand and right-hand headlights (see Halo-
gen headlight: Removal - Refitting) (MR 411,
80B, Headlights).aRemove:
-the air filter inlet air pipe bolt from the front upper
cross member,
-the expansion bottle bolt from the front upper cross
member,
-the cooling radiator retaining bracket bolt from the
front upper cross member.
aUnclip and then remove from the front upper cross
member:
-the air filter inlet air pipe,
-the expansion bottle.
aRemove the bonnet catch bolts.
aRemove the « cable - bonnet catch » assembly.
aRemove:
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (MR 412,
42A, Upper front structure),
-the air conditioning pipe clip from the right-hand
headlight carrier panel,
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
1 - Removing the accessories belt
aRaise the engine using the (Mot. 1672) to access
the tensioning roller.
aRelax the accessories belt using a ratchet, an exten-
sion and a 16 mm socket.
aRemove the belt, passing it over its slot between the
headlight carrier panel and the alternator pulley.
aLower the engine using tool (Mot. 1672). Special tooling required
Mot. 1672Low er engine support.
Tightening torquesm
tensioning roller bolt40 Nm
alter nator bolts25 Nm
Note:
Shift the engine forwards slightly by hand to facil-
itate setting up the tools.

11A-6
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and AIR CONDITIONING
11A
aRemove the accessories belt, passing it over its slot
between the RH side member and the crankshaft
accessories and air conditioning compressor pul-
leys.
aDiscard the accessories belt
2 - Removing the tensioning roller
a
aRaise the engine using the (Mot. 1672).
aDisconnect the connector on the alternator.
aRemove the nut from the alternator harness.
aMove the alternator harness to one side.
aRemove the alternator upper bolt.
aLoosen the alternator lower bolt.
aRemove:
-the alternator with its lower bolt fitted,
-the tensioning roller bolt,
-the tensioning roller.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
1 - Refit the tensioning roller
aRefit:
-the new tensioning roller,
-the new tensioning roller bolt.
aTorque tighten the tensioning roller bolt (40 Nm).
aRefit:
-the alternator with its lower bolt fitted,
-the alternator upper bolt.
aTorque tighten the alternator bolts (25 Nm).
aFit the alternator harness.aRefit the nut to the alternator wiring harness.
aAttach the connector to the alternator.
2 - Refit the accessories belt
aLower the engine using the (Mot. 1672).
aPartially refit the new accessories belt, passing it
over its slot between the RH side member and the
crankshaft accessories and air conditioning com-
pressor pulleys.
aRaise the engine using the (Mot. 1672).
aFit the belt on the crankshaft accessories, air condi-
tioning compressor and tensioning roller pulleys.
aSwing the accessories belt auto tensioner clockwise
using a ratchet, an extension and a 16 mm socket
aFit the belt on the alternator pulley, passing it over its
slot between the headlight carrier panel and the al-
ternator pulley.
aGently release the tensioning roller.
aCheck that the accessories belt is correctly mounted
on the crankshaft accessories, air conditioning com-
pressor and alternator pulleys.
aTurn the engine two revolutions.
aCheck that the accessories belt is correctly mounted
on the crankshaft accessories, air conditioning com-
pressor, alternator and tensioning roller pulleys.
aAdjust the engine using the (Mot. 1672) to restore
the engine's approximate original position.
II - FINAL OPERATION.
aRefit:
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) .
-the air conditioning pipe clip onto the right-hand
headlight carrier panel, Note:
Shift the engine forwards or backwards slightly
by hand if necessary to facilitate removing the
accessories belt.
Note:
The tensioning roller must be replaced every
time the accessories belt is replaced.
Note:
Shift the engine forwards or backwards slightly
by hand if necessary, to facilitate refitting the
accessor ies belt.
Note:
Shift the engine forwards slightly by hand to facil-
itate setting up the tools.

11A-10
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and STANDARD HEATING
11A
PARTS AND CONSUMABLES FOR THE
REPAIR WORK
aParts always to be replaced:
-accessories belt,
-accessories belt tensioning roller,
-accessories belt tensioning roller bolt
-the air conditioning compressor substitute pulley,
-axle sub-frame bolts.
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (MR 411, 02A, Lifting equip-
ment).
aDisconnect the battery (see ) (MR 411, 80A, Bat-
tery).
aRemove:
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the left-hand and right-hand headlights (see Halo-
gen headlight: Removal - Refitting) (MR 411,
80B, Headlights).aRemove:
-the air filter inlet air pipe bolt from the front upper
cross member,
-the expansion bottle bolt from the front upper cross
member,
-the cooling radiator retaining bracket bolt from the
front upper cross member.
aUnclip and then remove from the front upper cross
member:
-the air filter inlet air pipe,
-the expansion bottle.
aRemove the bonnet catch bolts.
aRemove the « cable - bonnet catch » assembly.
aRemove the front upper cross member (see Front
upper cross member: Removal - Refitting) (MR
412, 42A, Upper front structure).
II - OPERATION FOR REMOVAL OF PART
CONCERNED
1 - Removing the accessories belt
aRelax the accessories belt using a 16 mm spanner.
aRemove the accessories belt from the air condition-
ing compressor substitute pulley.
aRemove the accessories belt, passing it over its slot
between the RH side member and the crankshaft
accessories and alternator pulleys.
aDiscard the accessories belt
2 - Removing the tensioning roller and the air
conditioning compressor substitute pulley
a
aDisconnect the connector on the alternator.
aRemove the nut from the alternator harness.
aMove the alternator harness to one side.
aRemove the alternator upper bolt.
aLoosen the alternator lower bolt.
aRemove the alternator with its lower bolt fitted. Tightening torquesm
air conditioning com-
pressor substitute pul-
ley bolts25 Nm
tensioning roller bolt40 Nm
bolts mounting the mul-
tifunction support on the
cylinder block44 Nm
bolt mounting the multi-
function support on the
sump25 Nm
alter nator bolts25 Nm
Note:
The tensioning roller and air conditioning com-
pressor substitute pulley must be replaced every
time the accessor ies belt is replaced.

11A-11
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and STANDARD HEATING
11A
aRemove:
-the multifunction support bolts from the cylinder
block,
-the multifunction support bolt from the sump,
-the equipped multifunction support.
aPlace the multifunction support in a vice.
aRemove:
-the tensioning roller bolt,
-the tensioning roller,
-the air conditioning compressor substitute pulley
bolts,
-the air conditioning compressor substitute pulley.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
1 - Refit the tensioning roller
aPlace the multifunction support in a vice.
aRefit:
-the new air conditioning compressor substitute pul-
ley.
-the air conditioning compressor substitute pulley
bolts,
-the new tensioning roller,
-the tensioning roller bolt,
aTorque tighten:
-the air conditioning compressor substitute pul-
ley bolts (25 Nm),
-the tensioning roller bolt (40 Nm),
aRefit:
-the equipped multifunction support,
-the multifunction support bolt onto the sump,
-the multifunction support bolts onto the cylinder
block.aTighten to torque and in order:
-the bolts mounting the multifunction support
on the cylinder block (44 Nm),
-the bolt mounting the multifunction support on
the sump (25 Nm).
aRefit:
-the alternator with its lower bolt fitted,
-the alternator upper bolt.
aTorque tighten the alternator bolts (25 Nm).
aPosition the alternator wiring harness.
aRefit the nut to the alternator wiring harness.
aAttach the connector to the alternator.
2 - Refit the accessories belt
aPartially refit the new accessories belt:
-positioning it between the air conditioning com-
pressor substitute pulley and the multifunction sup-
port,
-passing it over its slot between the RH side mem-
ber and the crankshaft accessories, tensioning roll-
er and alternator pulleys.
aTurn the accessories belt auto tensioner clockwise
using a 16 mm spanner
aFit the belt on the air conditioning compressor sub-
stitute pulley.
aGently release the tensioning roller.
120315

11A-12
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and STANDARD HEATING
11A
aCheck that the accessories belt is correctly mounted
on the crankshaft accessories, air conditioning com-
pressor and alternator pulleys.
aTurn the engine two revolutions.
aCheck that the accessories belt is correctly fitted on
the crankshaft accessories, air conditioning com-
pressor substitute, alternator and tensioning roller
pulleys.
II - FINAL OPERATION.
aRefit the front upper cross member (see Front up-
per cross member: Removal - Refitting) (MR 412,
42A, Upper front structure).
aFit the « cable - bonnet catch » assembly.
aRefit the bonnet catch nuts.
aClip the following onto the front upper cross mem-
ber:
-the air filter inlet air pipe,
-the expansion bottle.
aRefit:
-the air filter inlet air pipe bolt onto the front upper
cross member,
-the expansion bottle bolt onto the front upper cross
member,
-the cooling radiator retaining bracket bolt onto the
front upper cross member.
-the left-hand and right-hand headlights (see Halo-
gen headlight: Removal - Refitting) (MR 411,
80B, Headlights).
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
aConnect the battery (see ) (MR 411, 80A, Battery).
aAdjust the headlights (see Halogen headlight: Ad-
justment) (MR 411, 80B, Headlights).