Cylinder Head Assembly 12A-07; To Remove And To Fit - Perkins 1000 Series Workshop Manual

Cylinder head assembly

To remove and to fit

To remove
1 Drain the cooling system.
2 Disconnect the battery terminals.
3 Remove the air filter/cleaner hose at the
induction manifold.
4 For engines fitted with turbochargers: Remove
the air filter/cleaner hose at the compressor inlet of
the turbocharger.
5 Remove the pipe which is fitted between the
fuelled starting aid in the induction manifold and the
fuel filter. Disconnect the electrical connection.
6 For engines fitted with a boost control device:
Remove the boost control pipe which is fitted
between the induction manifold and the top of the
fuel injection pump.
7 Remove the induction manifold.
8 For engines fitted with turbochargers: Disconnect
all connections to the turbocharger and remove the
turbocharger, operation
9 Remove the exhaust manifold.
10 Remove the low-pressure fuel pipes which are
fitted between the fuel injection pump and the fuel
filter.
Note: Where a Bosch fuel injection pump is fitted,
keep the fuel outlet banjo bolt with the fuel injection
pump.
Remove the fuel pipe fitted between the fuel lift
pump and the fuel filter. Remove the fuel filter
bracket together with the fuel filter.
11 Remove the high-pressure fuel pipes.
Caution: Where access to the fuel injection pump
outlet unions is possible, ensure that a separate
spanner is used to prevent movement of the fuel
injection pump outlets when the connections of the
high-pressure pipes are released. Fit suitable
covers to all open connections on the fuel injection
pump.
12 Remove the atomiser leak-off pipe.
13 Remove the atomisers,
suitable covers to the nozzles and the open
connections.
14 If a compressor is fitted: Remove the coolant
pipe which is fitted between the cylinder head and
the compressor. Then remove the coolant pipe
which is fitted between the by-pass connection and
the compressor.
15 Release the clip of the coolant by-pass hose at
the cylinder head. Release the setscrews and
Perkins Phaser/1000 Series, April 1995
12A-07
18A-01.
operation 20A-02. Fit
CYLINDER HEAD ASSEMBLY
remove the coolant by-pass connection and the
hose.
16 Disconnect the coolant temperature sender
unit.
17 For turbocharged and some naturally aspirated
four cylinder engines: Remove the oil cooler,
operation 21A-07A.
18 Remove the rocker cover,
19 Remove the rocker assembly,
12A-02.
20 Remove the push rods.
12
operation 12A-01.
operation
12A.11