17A-16
IGNITION
Plugs: Removal - Refitting
K4M
17A
Spark plug electrode gap
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove the ignition coils (see 17A, Ignition, Coils:
Removal - Refitting, page 17A-1) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the spark plugs using (Ele. 1382) (1) .
REFITTING
I - REFITTING PREPARATION OPERATION
aCheck and, if necessary, correct the electrode gap
for each spark plug.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the spark plugs.
aTorque tighten the spark plugs (28 N.m) using (Ele.
1382) fitted with the grey sleeve.
III - FINAL OPERATION
aRefit the ignition coils (see 17A, Ignition, Coils: Re-
moval - Refitting, page 17A-1) . Special tooling required
Ele. 1382Set of plug wrenches 16 & 21
mm torque 17.5 & 28 N.m +
square adapter 9-9.52 for
wrench Ele . 1086
Tightening torquesm
spar k plugs28 N.m
Type of spark plug Gap (mm)
CHAMPION 0.95 ± 0.05
EYQUEM 0.95 ± 0.05
NGK 0.95 ± 0.05
132449
19C-2
TANK
Fuel tank: Draining
D4F or D7F or K4M
19C
I - DRAINING PREPARATION OPERATION
aDisconnect the battery (see ) (80A, Battery).
aRemove the engine oil filler neck.aDisconnect the fuel supply union (1) from the injector
rail.
aFit a T (Mot. 1311-08) union. Special tooling required
Mot. 1311-08Union for taking fuel pres-
sure measurements .
Equipment required
pneumatic transfer pump for fuels
IMPORTANT
During this oper ation, be sure to:
-refrain from smoking or bringing red hot objects
close to the working area,
-be careful of fuel splashes when disconnecting the
union.
IMPORTANT
Wear goggles with side protectors for this opera-
tion.
IMPORTANT
Wear leaktight gloves (Nitrile type) for this opera-
tion.
WARNING
To prevent impurities from entering the circuit, place
protective plugs on all fuel circuit components
exposed to the open air.
WARNING
To avoid any corrosion or damage, protect the
areas on which fuel is likely to run.
D4F
D4F
121778
