Removal
Make conditions safe (they may differ depending on the
application).
❏ Disconnect the battery cables;
❏ Disconnect the oil vapour pipes from the tappet cover,
then remove this cover;
❏ Remove the engine cable retaining clamps;
❏ Disconnect the engine cable from the electro-injector
connectors, from the rail pressure sensor and from the
intake air temperature/pressure sensor;
❏ Disconnect the pipes from the hydraulic accumulator
and from the electro-injector fuel manifolds.
CAUTION
When unlocking the fitting fastening the pipe to the
hydraulic accumulator, it is necessary, using a special
wrench, to prevent the flow limiters from turning.
Remove the screws (1) and disconnect the electro-injector
wiring mount (2) together with the gasket.
Remove the nuts (3) and take out the fuel manifolds (4).
Loosen tappet adjustment fastening nuts (1) and unscrew
the adjusters.
Remove the screws (2), remove the rocker assembly (3),
consisting of: bracket (6), rockers (4), shafts (5) and remove
jumpers (7) from valves.
Remove injector fastening screws. Use tool 99342101 (1) to
remove injectors (2) from the cylinder head.
N60 ENT M37SERVICING OPERATIONS ON INSTALLED ENGINE
6.127
APRIL 2004
04_195_N
Figure 1
Figure 2
Figure 3
1
2
43
04_196_N
04_197_N
4
5
6
7
1
2
3
1
2
REPLACING THE ELECTRO-INJECTORS
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