air conditioning RENAULT TWINGO 2009 2.G Engine And Peripherals Workshop Manual

10A-3
ENGINE AND CYLINDER BLOCK ASSEMBLY
Crankshaft seal, gearbox end: Removal - Refitting
K4M
10A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove:
-the engine undertray,
-the battery (see Battery: Removal - Refitting)
(80A, Battery),
-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the petrol injection computer (see 17B, Petrol in-
jection, Petrol injection computer: Removal -
Refitting, page 17B-20) ,
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery),
-the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion),
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection).
aDrain:
-the gearbox (see Manual gearbox oils: Draining -
Filling) (21A, Manual gearbox),
-the engine cooling system (see 19A, Cooling,
Cooling system: Draining - Refilling, page 19A-
9) ,
-the refrigerant circuit using a refrigerant charging
station (see Refrigerant circuit: Draining - Fill-
ing) (62A, Air conditioning).
aRemove:
-the lower engine tie-bar (see 19D, Engine mount-
ing, Lower engine tie-bar: Removal - Refitting,
page 19D-18) ,-the front axle subframe (see Front axle subframe:
Removal - Refitting) (31A, Front axle compo-
nents),
-the front left-hand wheel driveshaft (see Front left-
hand driveshaft: Removal - Refitting) (29A,
Driveshafts),
-the front right-hand wheel driveshaft (see Front
right-hand driveshaft: Removal - Refitting)
(29A, Driveshafts),
-the differential output seals (see Differential out-
put seal: Removal - Refitting) (21A, Manual gear-
box),
-the « engine and gearbox » assembly (see 10A,
Engine and cylinder block assembly, Engine -
gearbox assembly: Removal - Refitting, page
10A-74) ,
-the manual gearbox (see Manual gearbox: Re-
moval - Refitting) (21A, Manual gearbox).
-the « pressure plate - disc » assembly (see Pres-
sure plate - Disc: Removal - Refitting) (20A,
Clutch),
-the flywheel (see 10A, Engine and cylinder block
assembly, Flywheel: Removal - Refitting, page
10A-107) . Special tooling required
Mot. 1129-01Tool for fitting the crankshaft
seal, flywheel end (80 x 100 x
8 seal).
Equipment required
refrigerant charging station

10A-5
ENGINE AND CYLINDER BLOCK ASSEMBLY
Crankshaft seal, gearbox end: Removal - Refitting
K4M
10A
-the lower engine tie-bar (see 19D, Engine mount-
ing, Lower engine tie-bar: Removal - Refitting,
page 19D-18) ,
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion),
-the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery),
-the petrol injection computer (see 17B, Petrol in-
jection, Petrol injection computer: Removal -
Refitting, page 17B-20) ,
-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the battery (see Battery: Removal - Refitting)
(80A, Battery).
aRefill:
-and bleed the engine cooling circuit (see 19A,
Cooling, Cooling system: Draining - Refilling,
page 19A-9) ,
-the gearbox (see Manual gearbox oils: Draining -
Filling) (21A, Manual gearbox),
-the refrigerant circuit using a refrigerant charging
station (see Refrigerant circuit: Draining - Fill-
ing) (62A, Air conditioning).
aRefit the engine undertray.

10A-63
ENGINE AND CYLINDER BLOCK ASSEMBLY
Multifunction support: Removal - Refitting
K9K, and AIR CONDITIONING
10A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift ( (see Vehicle:
Towing and lifting) ).
aDisconnect the battery ( (see Battery: Removal -
Refitting) ).
aRemove:
-the engine cover,
-the front wheels, (see Wheel: Removal - Refit-
ting)
-the front wheel arch liners ( (see Front wheel arch
liner: Removal - Refitting) ),
-the front bumper ( (see Front bumper: Removal -
Refitting) ),
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) .aDisconnect the clutch connector (1) from the air con-
ditioning compressor.
aRemove the bolts (2) from the air conditioning com-
pressor.
aMove the air conditioning compressor aside. Tightening torquesm
bolts mounting the mul-
tifunction support on the
cylinder block44 N.m
bolt mounting the multi-
function support on the
sump25 N.m
air conditioning com-
pressor bolts21 N.m
108866
Note:
Take care not to constrain the compressor con-
necting pipes to prevent refrigerant leaking.
Note:
This operation does not require the AC system to
be drained.

10A-64
ENGINE AND CYLINDER BLOCK ASSEMBLY
Multifunction support: Removal - Refitting
K9K, and AIR CONDITIONING
10A
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove:
-the multifunction support bolts (3) ,
-the multifunction support.REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit the multifunction support.
aFit the multifunction support bolts on the cylinder
block without tightening.
aTighten to torque and in order:
-the bolts mounting the multifunction support
on the cylinder block (44 N.m),
-the bolt mounting the multifunction support on
the sump (25 N.m).
II - FINAL OPERATION
aRefit the air conditioning compressor bolts.
aTorque tighten the air conditioning compressor
bolts (21 N.m).
aConnect the air conditioning compressor clutch con-
nector.
aRefit:
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the front bumper ( (see Front bumper: Removal -
Refitting) ),
-the front wheel arch liners ( (see Front wheel arch
liner: Removal - Refitting) ),
120315
120315

10A-65
ENGINE AND CYLINDER BLOCK ASSEMBLY
Multifunction support: Removal - Refitting
K9K, and AIR CONDITIONING
10A
-the front wheels (see 35A, Wheels and tyres,
Wheels: Removal - Refitting),
-the engine cover.
aConnect the battery ( (see Battery: Removal - Re-
fitting) ).

10A-67
ENGINE AND CYLINDER BLOCK ASSEMBLY
Multifunction support: Removal - Refitting
D4F, and 772, and AIR CONDITIONING – D7F, and AIR CONDITIONING
10A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aDisconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
aRemove:
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the alternator (see 16A, Starting - Charging, Al-
ternator: Removal - Refitting, page 16A-1) ,
-the air conditioning compressor (see Compressor:
Removal - Refitting) (62A, Air conditioning).
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove:
-the multifunction support bolts,-the coolant pump inlet pipe bolt,
-the multifunction support.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the multifunction support,
-the multifunction support bolts.
aTorque tighten the multifunction support bolts (50
N.m).
aRefit the coolant pump inlet pipe bolt.
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 right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres).
aConnect the battery (see Battery: Removal - Refit-
ting) (80A, Battery). Tightening torquesm
multifunction support
bolts50 N.m
120517

10A-69
ENGINE AND CYLINDER BLOCK ASSEMBLY
Multifunction support: Removal - Refitting
D4F, and 780 or 782
10A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aDisconnect the battery (see ) (80A, Battery).
aRemove:
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the alternator (see 16A, Starting - Charging, Al-
ternator: Removal - Refitting, page 16A-1) .
aRemove the air conditioning compressor (see Com-
pressor: Removal - Refitting) (62A, Air condition-
ing).II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove:
-the bolt of the coolant-oil heat exchanger cooling
pipes support from the multifunction support,
-the bolts (4) from the coolant pump inlet pipe,
-the multifunction support bolts (3) ,
-the multifunction support.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the multifunction support,
-the multifunction support bolts,
-the coolant pump inlet pipe bolts,
-the bolt of the coolant-oil heat exchanger cooling
pipes support on the multifunction support.
aTorque tighten:
-the multifunction support bolts (50 N.m),
-the coolant pump inlet pipe bolts (10 N.m). Tightening torquesm
multifunction support
bolts50 N.m
coolant pump inlet pipe
bolts10 N.m
AIR CONDITIONING
120956

10A-70
ENGINE AND CYLINDER BLOCK ASSEMBLY
Multifunction support: Removal - Refitting
D4F, and 780 or 782
10A
II - FINAL OPERATION
aRefit the air conditioning compressor (see Com-
pressor: Removal - Refitting) (62A, Air condition-
ing).
aRefit:
-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 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).
aConnect the battery (see ) (80A, Battery). AIR CONDITIONING

10A-71
ENGINE AND CYLINDER BLOCK ASSEMBLY
Multifunction support: Removal - Refitting
K4M
10A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aDisconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
aRemove the engine undertray.
aDrain the refrigerant circuit using a refrigerant
charging station (see Refrigerant circuit: Drain-
ing - Filling) (62A, Air conditioning).
aRemove:
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the headlights (see Halogen headlight: Removal
- Refitting) (80B, Headlights),
-the bonnet catch (see Bonnet lock: Removal -
Refitting) (52A, Non-side opening element mecha-
nisms),-the front upper cross member (see Front upper
cross member: Removal - Refitting) (42A, Upper
front structure),
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the alternator (see 16A, Starting - Charging, Al-
ternator: Removal - Refitting, page 16A-1) ,
-the air conditioning compressor (see Compressor:
Removal - Refitting) (62A, Air conditioning). Equipment required
refrigerant charging station
Tightening torquesm
multifunction support
bolts 1 and 2 (initial
torque)5 N.m
multifunction support
bolt 7 on the cylinder
block (initial torque)5 N.m
multifunction support
bolts 6, 5, 4 and 35 N.m
multifunction support
bolts44 N.m
multifunction support
bolt on the cylinder
block25 N.m

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