Ducati 900SS Instruction manual

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900 s.s. 750 s. s.
Manuale d' officina
Workshop Manual
Manuel d'Atelier
Werkstatthandbuch
Manual de taller

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Foreword
T~is publication intended for DUCAT/ Workshops has been prepared for the purpose of
helping the auth or izedpersonnel in the maintenance and repair works of the motorcycl es
her ewith discussed. A perfectknowledge of th e technicaldata contained herein is essent ial
for a more complete professional training of the mechanic.
The paragraphs have been completed with schematic illustrations pointing out the sub; ect
con cerned, in order to enable a m ore immediate und ersta nding .
This manual contains information-remarks of particular meaning:
Accident prevention rules for the operator and for the personnel working near
by.
Possibility of damaging the vehicle and/ or its components.
Additional information concerning the operation under execution.
Useful suggestions
Ducati Meccanica suggests, in order to prevent troubles and in order to have an excellent
final result, to generally comply with the following instructions:
- in case of repair, weigh the im pressions of the Cust ome r, who complains about the
improper operation of the motorcycle, and formulate prop er clearing questions about
the symptoms of the trouble.
-detect clearly the cause of the trouble. This manual gives the th eoretical bases, whi ch
however mu st be integrated by th e personal experience and by the attendance to
training courses periodically organized by DUCAT/ .
- rationally plan the repair work, in order to pr event dead time as for instance
pr ocu rement of spare par ts, tool prep arati on, etc.
-reach the component to be repaired and perform only the required operations.
In this connection, it will be useful to consult the disassembly sequence shown in this
manua l.
General instructions for repair works
1 Always replace gasket s, seal rings and split pins with new components.
2 When loosening or tightening nuts or bolt s, always start from th e bi gger ones or from
the center. Lock at the prescribed torque wrench selling following a crossed run .
3 Alwaysmarkthecomponentsorpositionswhichcould beexchangedwhen reass embling.
4 Us e original DUCAT/ spare paris and th e lubricants of t he recommended brands.
5 Use spe cial tools/ where specified.
6 Consu lt the Se rvice Bulletins as they may contain up-to-dated adjustment data and
repair meth
odolo gie s.
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Summary
Section
General......................... ...... ....... .. .. . A
Maintenance .................................... 8
Troubles and remedies ........................ C
Settings and adjus tm en ts ..................... D
General operatio ns ............................ E
Engine disassembly ............................ F
Engine overhaul .. ... ...................... ...... G
Engine reassembly ............................. H
Suspensions and wheels...................... I
Brakes .............. .... .................. . .. ...... L
Electri c sys tem ................ ,.................. M
Hydraulic cont rol clutch release ............ N
Carburetor........... .. .................... ....... 0
From e ........ .. . ......... .. ..... ........... ........ Q
Specific tools .................................... W
Torque wrench settings................ . ....... X
Analytical index ............. .. ............. ..... Z

GENERAUTA
GENERAL
NOTES GENERALES
ALLGEMEINE$
GENERALIDADES
Sezione A
Sec t ion
Sec tion
Se k ti on
Secc i6n

GENERALITA
GENERAL
==================================~
Motore ···· ··· ··· ······· ··········· ····--------··--·--··--····--- A.4
Dis tr ibuzio ne -·· · -- --···-·····--·--·--·--········- -· ······--· ·· A.4
Alimentoz io ne ···-·· ·· ·· ·············- -· -······· ····· ·········- A.4
Lubrificazione .... ..... . .. .... __ .._.... __ .................. _... A.4
Raffr e dd amento ...._............._. ..... .... ...... ....... .. _.. A. 5
Accensione ..._ ..... ...... ........ ...... .........._ .. ..... ___ __ · A.5
Trasmissione ..... ... .... .. ...... ..... ................. ......... A.5
Freni ......... .. ... ...... ......... ..... ...... ............ .... .... A.5
Teloio .......... ................ . .... ..... ....... A.5
Sospensioni . .. ............ ...... ..... ................. ... ...... A. 5
Ru ote . ...... ...... .. .......... .. .... ..... ....... ......... . .... ... A .5
Pneumotici ....... ........... ........ .......... .. ...... A.5
lmpianro elettrico .. ....................... ........ .. ....... ... A.6
Scotolo fusibili ............... .. .. .. .. ............ ............. A.6
P res t ozio ni ... .. ... ..... .. ..... ... ... ...... ....... .... ...... .... A. 6
P esi ...... ............................. .. .......... ... ............ A.6
lngombri ............. .......... .. .. ................ .. ........... A.6
Rif ornime nt i ....................... .. .............. ............. A. 7
Engine
......... ....... ....... ..... ................ .......... ....
Timing system .............
.. ......... ..... ....................
Fuel system ..... . ..... ......... ............................. ....
Lub r ic a ti on .... .. .... .. .... ........ ... .. .. .. ... .. .. .. ... ..... ...
Cooling system . ... ............ . .. ..............
Ignition sys tem ............. .. ... ....... . .. ......... ..
Transmission ..........
... . ................................ ..
Br a kes ..... ....... __ .... ........ .. ........ ... __ .. _.._.. ....... ...
Frame ... ....... ...... ..... ...... .............. . .... ...... .......
Suspen si ons ............................. ... ..........
Wh eels ........... ... .... ...... . ....... ............. ............
Tyres ..
.......... ............ ............. . ...................... .
Electric system ...... ... ...... ..... ....... .._ ..... .. .......... .
Fuse box ....... ..... ... ..... ................... ..... .......... .
Pe rf orm ance data . .. ...._. ....... ... ........ .... ... .. ... .. ...
Weights . ..... ...... .......................... ..,...............
Overall dim ensions ......... ........... ...... ..... ...........
Refuelings .... .. ........... . .. ............ . ........... ..........
A.8
A.8
A.8
A. 8
A.9
A. 9
A.9
A.9
A.9
A.9
A.9
A. 9
A.lO
A.lO
A.IO
A. lO
A. lO ,
A 11 ~