Engine Lubrication; Filter Cartridge; Oil Pressure Relief Valve; Changing The Oil - MOTO GUZZI 850 T3 Workshop Manual

ENGINE LUBRICATION
The 850-T 3 fils an oi l cleaner which in addition
to a wire gauze filler is also provided with a
filter cartridge.
This ensures an almost integral fillering before
the oil passes in the pump and lubricating
channels.
OIL SUMP (See fig . 186)
II fits :
«
A» fill er cartridge, removable;
,, 8·, magn etic oil drain plug;
" D "
wire gauze filter;
" E» oil pressure relief valve.
FILTER CARTRI DGE (See fig. 186)
To remove filter cartridge
«
A
»
from sump pro-
ceed as follows:
- undo plug
«
B » and lei the oil fully drain ;
- undo securing screws and remove sump .. C"
including:
filter cartridge « A »;
- wire gauze filter
«0
»;
- oil pressure relief valve" E
n;
- undo filter cartridge" A .. and replace it by
anothe r original one.
By this ope ratio n, wash and dry with a com-
pressed ai r j et also wi re gauze filter « D» be-
fore mounting sump «C" on the crankcase.
Remem ber to replace gasket between crank-
case and cover; fill up I. 3.5 of oil «Agip SINT
2000 SAE 10 W/ 50".
OIL PRESSURE RELIEF VALVE (See fig. 186)
It is screwed on the oil sump and is calibrated
to allow an oi l pressu re of kp/sqcm 3.8-4.2 in
delivery ci rcuit.
Should pressure be highe r than calibrated, th is
valve opens and bring pressure in to fixed limits.
CHECKING THE OIL LEVEL
Every 500 km check oil level in the oil sump
(level almost at
max. mark on the dipstick weld-
ed to filler cap « A» (see fig. 20).
If level is lower top up with oil of same features.
This checking will be carried out after engine
running for a few minutes and dipstick «A ~
must be fully screwed.
Use oil «Agip SINT 2000 SAE 10 W/ 50" .
SECONDARY DRIVE
cardan shaft (bevel gear set).
Ratio: 1 : 4,714 (Z
=
7/ 3).
Overall gear ratio (engine/ wheel) :
low gear 1 : 11 ,643
2nd gear 1: 8,080
3rd gear 1: 6.095
4th gear 1 : 5,059
top gear 1 : 4,366
REAR DRIVE BOX
Checking the all level (See fig. 199)
Every 3000 km (2000 miles) check that the oil
level is nearly at the inspection hole «A ".
If the level is not correct, fill up with oil of the
same type an d features.
Changing the oil
Every 10000 km (6000 miles) change the oil in
the rear drive box.
This operation should be carried out a short
time afte r a ride when the oil is still warm and
easily drained .
Remember to drain all the old oil before intro-
du ci ng fresh oil.
.. A» inspection level plug.
«
8 » oi l fille r cap.
« C" oil drain plug .
Quantity required:
I. 0,230 of oi l .. Agip F. 1 Rotra MP SAE 90»
I. 0,020 of oi l «Molykote A ".
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