MAINTENANCE
The following supplementary maintenance schedule for
the 2.5 litre Turbo -Charged Diesel engine replaces the
schedule printed in Workshop Bulletin 01/86 dated
October 1986.
4. To check the maximum boost pressure drive the
vehicle normally but in such a manner that full
throttle can be maintained whilst climbing a hill
with the engine speed held steady between 2,500
-
3,000
circumstances, the boost
Daily or Weekly depending on operating conditions, and
at every maintenance inspection.
Check engine oil level.
pressure should be
If the pressure requires adjustment carry
out the following instructions.
. Taking care not to burn the fingers remove the
retaining clip and disconnect the actuator control
rod from the waste gate lever.
44-50 (9.7 -8.5
-
5
At
(1,000 miles),
(12,000
(6,000 miles) and
miles) then every (12,000
-
miles).
Checktappets, and adjust if required.
6. Hold the rod with a pair of grips and release the
locknut.
7.
Turn the rod-end, by n o more than one turn,
clockwise to increase the boost pressure or anti-
clockwise to decrease the pressure.
-
Everycheck the turb(24,000o-chargmiles)er boost pressure and if below
the bottom limit - 44cm Hg - (8.5
clean the
turbo-charger
compressor
housing
internally,
as
described in the following pages.
CHECKING BOOST PRESSURE
Maximum boost pressure -
Minimum boost pressure
(9.7
(S.5
1.
Disconnect, from the turbo -charger, the hose to
the actuator and insert into the free
'T' piece.
a suitable
2.
Connect a short length of slave hose to the turbo
charger and connect the other end to the 'T' piece.
3
. Connect a further slave
to the third leg of the
'T' piece and the other end to a pressure gauge
capable of reading in excess of
The pressure gauge hose must be long enough to
reach into cab of the vehicle so that the gauge
observed by the driver or passenger.
of Mercury.
can
8.
the actuator rod to the waste gate lever,
with the clip and tighten the locknut.
Road test the vehicle again and if
instructions 5 to 8.
.
10.
11.
the test equipment and reconnect the
hoses.
If the correct boost pressure range is not attained
after severai attempts, a generai condition check of
the engine should be
intake system for
Examine the air
pipes or a blocked air
filter. Check that the inlet manifold nuts and
are tight and if necessary retorque. Examine and if
necessary, renew the hose between the turbo -
charger compressor housing and the actuator and
the boost control pipe from the distributor pump.
Inspect the exhaust system for general condition
and check that
joints are secure and not
leaking. Check also that the hose between the
1
| Categories | Land Rover |
|---|---|
| Tags | Land Rover |
| Model Year | 1987 |
| Download File |
|
| Document Type | Workshop Bulletin |
| Language | English |
| Product Name | 2.5 Litre Turbo-charged Diesel Engine |
| Product Brand | Land Rover |
| Document File Type | |
| Publisher | landrover.com |
| Wikipedia's Page | http://en.wikipedia.org/wiki/Land_Rover |
| Copyright | Attribution Non-commercial |
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