MOTO GUZZI V1000 G5 Workshop Manual page 56

71
72
73
54
12.21 SEAL FOR FLANGE, DRIVE SIDE
When overhauling, ensure this seal is properly pres-
sed into the flange and that its intern al surface wor-
king on the crankshaft Is not crumbled or d amaged.
If
SQ,
replace the seal.
Fitting the seal on the flan g e, uF» drive side
This is done using 1001 N. 14927100 ( .. A .. in fig. 71),
12.22 FiniNG THE FLANGE COMPLETE WITH
MAIN BEARING IN THE CRANKCASE DRIVING
SIDE (fig. 72)
In fitting this IIang8 in the crankcase, ensure oil duct
" A,. is in line with the hole in crankcase "B .. ,
Fit the chain tensioner, beari ng in mind that the'
spacers are placed between crankcase and tensio-
nero From the drive side insert the cran kshaft in the
flange, liming side.
12.23 ASSEMBLING THE SEAL ON TIMING COVER
Use 1001 part N. 14 92 72 00 (17 in fig . 73) .
Crankcase
Make su re that all joining faces with the covers and
sump are perfectly smooth, also that the tappet seats
are undamaged. If so, ream out with a drift {fig.
74)
to 1st or 2nd undersize, as specified in the table.
12.24 CHECKING Oil LEAKAGES FROM THE
CRANKCASE · FLANGE DRIVE SIDE
In case of any oil leakage from the engine unit check
the fOllowing :
• Condition of seal in the flange. drive side.
• Condition of the crankshaft section contacted by
the seal. It should be perfectly smooth.
• If there are any blowholes in the c rankcase. Do
this by setting up the engine on a bench with the
drive side turned upwards (see fig.75) and after re o
moving the flywheel from the crankshaft.
• Put some engine oil on the flange seal , drive side.
• Fill the crankcase with water.
• Using a rubber hose with suitable clips. plug up
a breather tube.
• Blow compressed air through the other lube,
keeping a hold on the seal with 2 fingers (see fig. 75).
• The presence of any porosity will be evidenced
by air bubbles. In such case, plug up hole with
cement compound Devcon F part
n.
00 01 0200 (57
fig. 35).
Prior to carrying out the above operation , ensure
that: