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MAINTENANCE PROCEDURES
WARNING
OTHER MEANS OF STARTING. ALWAYS
WEAR PROTECTIVE GLOVES.
CLEANING THE CENTRIFUGAL
LUBRICATING OIL FILTER SEE FIG. 29
REFER TO MAINTENANCE SCHEDULE
Stop the engine, and allow time for
lubricating oil to drain back to sump.
(1)
Unscrew the cover nut and lift off the
filter body cover.
(2)
Examine 'O' ring for damage, renew if
necessary.
(3)
Withdraw
spindle and allow oil to drain from
nozzle before removing from filter
body. Hold rotor body and remove
rotor knurled nut. Separate the rotor
cover from the rotor body. Remove
central stand tube.
(4)
Remove sludge from the inside of the
rotor cover by means of a wooden
spatula or suitably shaped piece of
wood and wipe clean.
(5)
Clean and wash out the central stand
tube using a suitable solvent ensuring
that the strainer holes are not
blocked.
(6)
Clean out nozzles with brass wire to
ensure free passage of oil. Examine
top and bottom bearings in rotor body
to ensure that they are free from
damage or excessive wear. Examine
'O'
ring
for
necessary.
(7)
Re-assemble rotor complete, tighten
cover nut to 9.5 Nm - 10.8 Nm (7-8
lbft.).
(8)
Examine spindle journals to ensure
that they are free from damage or
excessive wear, remove cut-off valve
plug from filters only and remove cut-
off valve assembly.
Check that the spring and shuttle are
undamaged and free
Examine gasket for damage. Renew
if necessary.
(9)
Re-assemble cut-off valve assembly.
34
DISCONNECT
BATTERIES OR ANY
rotor
assembly
damage
renew
to move.
from
Fig. 29
(10)
Re-assemble filter complete, checking
that the rotor assembly is free to rotate
then replace filter cover and tighten
cover nut by hand until full resistance
is felt.
(11)
With the engine running check all
connections and joints for leakage.
if
COVER NUT
BOND SEAL
BODY COVER
'O' RING
KNURLED NUT
ROTOR COVER
STRAINER
'O' RING
ROTOR BODY
SPINDLE
FILTER BODY
CUT-OFF VALVE ASSEMBLY
4006/8 Diesel, May 1998
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