MOTO GUZZI 850-T User manual

S.C.R,A, mod . 0\9 • &·74 • \. 800 . Prinll1d In Itary • Meriel'll · Befgerno

Dear rider,
f irst
of elf we wI sh to thank you for choosing th is motorcycle of our
production.
By lof/owing the instructions outflned
fn this manual you will ansure
your bike a fong and 'roublefree life.
Before riding, please read thoroughly this manual In order to kn ow your
motorcycle's features and how to operate
it sa/ely.
All major checkIng and overheul Jobs are best carried out by our daa-
lers who have the necessary fa cilities to quickly and competently repair
your Moto Guzzi.
Repairs or adjustments by other than a Guzzi dealer during the warranty
period could /nvalfdate the warranty right.

INDEX
4 Main features
10 Controls and accessories
12 Id entJI lcatlon data
13 Inslruments and co n trols
19 Ri ding instructions
22 Maintenance
28 Removal of wheels
31 Lubrication and maintenan ce chart
36 lub ricatio ns
39 CarburaUon
42 Valve gearing
43 Ignition· Checking and ad Justment of double contact breaker
45 Checking of Ig nition timing . liKed advance_
47 Electrical eQuipment

4 MAIN FEATURES
Engine
Valva gear
Ca rburatlon
2-cyUnder 4·slroke
Cylinder disposition
Bore
Stroke
Displacement
Compression ratro
Revs. al max. engine spee d
Maximum horsepower
D.H.V. push rod operated.
Timi ng data:
I nle t: opens
closes
exhaust: opens
closes
20" before TOe
52" alter BOC
5 2" belore BDC
20" aller T OC '
~ v J 90"
mm 83
mm 78
" 844
9,5
7000 f.p.m.
HP 68
Rocker clearance f or valve li ming mm 1,5.
Normal r
ocker clearance, cold 8n glne , mm 0, '22 .
2 Oell 'O rlo carbure tor s type VHB 30 CO (rl ghl) ,
V HB 30 CS (Iell).

Lubrl ca Uo n
Ignition
Ignition datil
St arti ng
Pressure, by gear pump. 5
Normal lubrication pressure 3.8 + 4,2 kg/aqcm
(controlled by rellel·valve).
Electrically
contr oll ed 011 pressure gauge.
Front (
14 V • 13 A, on the malnshal t.
By battery, with double co ntact breaker and auto·
matlc advance.
Initial advanca
Automatic advance
Full advance
Contact
break er gap mm 0,42 + 0. 48
Spark plugs:
long thread (0 14 x 1 ,25)
Thermal degree 240
Plug p
oi nts gap mm 0,6
2 Ignit io n colli .
..
,. .
34·
El ec t ric starter with electromagnetic ratchet con·
trol. Ring gear bolted on Ilywheei. Starter button,
rig
ht on the handlebar.

6 Trasmission
Clutch
Ga.r box
Frame
WhHla
Ory type, twin plates, flywheel driven. Controlled
by lever, on the handleba r (left).
Five speeds, frontal engagemenl, constant mesh
gear•. CUlh drive I ncorporated .
Controlled by pedal on the teft side 01 the mo ·
toreyel• .
Bellel gear 'atlo; 1 : 4,625 (Z = 8-37 ).
Overall gear ratios:
low gear =1 : 11 , 424
second gear = 1 : 7,928
thi rd gear = 1 : 5,980
fourth gear "" 1 4,963
top gear :: 1 4,284
DupleK cradle, tubular structure.
Telescopic Iront lork incorporating hydraulic
damper•.
Rear sw Inging lork with externally adj ustab le
sp ri ngs.
Spoked rlml, WM 3/2 .1 5 x 18 Ironl and rear.

Olmenl lonl and welghtl
Front 3. 50H - 18541 studded.
Rear 4.
10H · 18541 studded.
Pressure:
Iront solo kg/sqcm
with passenger 1,8
rea,
~I o 2,2 kg/sqcm
with passenger 2,S kg/sqcm
The abore data Bre tor normal rIdi ng (cruIsing
speed). /I u si ng the motorcycle at constant high
speed or on motorways, it Is recommended to
Increase pressure by 0,2 kg/ sqcm .
Front : hydrau lic disc brake. Disc 0 mm 300 .
Co ntrolled by lever. ri ght on the handleber.
Rear: expan
si on type (0 220 x 25) . Conlrol1ed by
pedal on the right side
of the motorcycle.
Wheelbase m 1.470
Max. width m 0,780
Max. length m 2. 200
Max. height m 1,060
Min. ground clearance m 0,150
Engine weight (dry) with carburetors and alec-
7

8
Performanc es
Electrical e qu ipment
Pa nI ng ability
trical eQu ipment, without Inlel silencers, exhaust
pipes and silencers kg 60,
500
Curb weight kg 235 B.
Maximum speed In each geaf, solo rid ing :
Geafs Speed
low ge ar km/ h 76 ( 47 m.p.h .)
second gear km/ h 110 ( 68 m.p.h.)
third gear km/ h
146 ( 90 m.p.h.)
lourlh gear km/ h 176 (109 m.p.h.)
top ge af km/ h 195 a. ( 121 m.p.h.)
Fuel cons umption : I. 7, 27 x 100 km (CU NA ).
Battery
Head li ght 01 sealed beam type
Rear li ght (lamp)
parking and stop
Turn
si gnal tamps
Speedo and rev. counter lamps
Neutral, generator, all
and lights lamps
Horn
12V • 32Ah
1 2V - st 20W
1 2V-21W
12 V • 3 W
12V • 1 ,2W
12V
Passi ng of a 55 feet lo ng truck trave l ling at
20 m.p,h.
- Time:
- DI stance travelled: 6,5 seconds
334 feet