Caravaggi Bio 90 User guide

USE AND MAINTENANCE INSTRUCTION
MANUAL
Bio 90
BEFORE USING THE MACHINE , READ THE
INSTRUCTION MANUAL

1. HOW TO USE AND KEEP THE INSTRUCTION
MANUAL
This instruction manual is aimed at the user of the machine ,
the owner , the maintenance cleaning operator and the repair
technician and must always be avaiable for consultation .
The instruction manual shows the user for which the machine
was designed and the machine’s technical characteristics . It
also supplies instructions for transport , cleaning adjustment ,
use , personnel informations , maintenance , spare parts
ordering and residual risk , and warnings with regard to
operations that must be carried out with particular care .
The machine is for professional use , so the instruction manual
can never be a substitute for suitable user experience.
The manual should be considered a part of the machine and
must by kept for future reference until the machine is
demolished .
The instruction manual must always be avaiable for
consultation and must be kept in a dry , protected place .
In the case of loss or damage the user may request a
replacement from the manufacturer , quoting the series
reference , type and year of construction which are shown on
the plate fixed to the bio-chopper ( section 5 ) .
The manufacturer reserves the right to update production and
manual without the obligation to update earlier production and
manuals .
The manufacturer is relieved from all responsability in cases of
:
•improper use of the bio-chopper ;
•uses not conforming with what is expressly specified in this
documentation ;
•serious deficientes in prescribed and recommended
maintenance ;
•unauthorised modifications or interferences ;
•use of spare parts that are not original or model specific ;
•total or partial failure to follow the instructions ;
•force majeure ;

2. IDENTIFICATION OF MAIN PARTS
1. Hopper with guards
2. Outlet
3. Petrol engine
4. Wheels
5. Frame
6. Inspecting the screen
1
3
2
2
4
5
6
Fig. 2

3. CORRECT USE OF THE MACHINE
The machine must be run by one operator only .
The operator must be have read and fully understood the instructions
in this manual in order to use the machine correctly .
The operator must be ensure that person or animals do not come
within the field of action while the machine is running .
The Caravaggi company’s Bio 90 bio-chopper has been built to chop
vegetables , foliage and natural wood of the dimensions indicated in
the relevant section .
It may be used for cutting peat and similar .
It is not suitable for chopping products other than those listed above.
To work with other products , contact the machine manufactures or
authorised dealers .
The operator must be aware of all the instructions given in the
instruction manual .
4. UNPACKING AND PREPARATION
The Bio 90 bio-shredder is delivered partially dismantled. It ca be arranged
on pallets to facilitate handling and transport before installation, depending
on the versions.
To transport the machine in these conditions it is indispensable to
use a transpallet or similar with a load capacity of around 150 kilos .
Avoid :
•hoisting the bio-chopper with ropes or unsuitable hoists ;
•dragging the bio-chopper ;
•bumps or shocks ;
•exposing the machine to rain , frost or any bad weather .
On taking delivery check that the contents correspond with the
delivery note .
Should damage or deformity due to transport be noted , make an
immediate compliant to the carrier and advise the authorised dealer
or the manufacturer . In particular , check that :
•there are no dents , signs of bumps or deformations ;
•there are no damp areas or signs the may lead to suppose that
the pack has been exposed to foul weather ;
•there are no signs of tampering ;
After checking that transport has been carried out correctly , proceed
to assembling the machine as shown in figures 3 - 4 - 5 .

Fig. 3
Kg. 150
Fig. 4 Fig. 5

5. TECHNICAL CHARACTERISTICS
The EC identification plate is clearly visible on the Bio 90 bio-
chopper ( fig. 6 ) .
In all communications with the manufacturer state the serial
number on the identification plate .
MACCHINE INDUSTRIALI
89/392
EN 292
EN 294
SERIAL No.
25037 PONTOGLIO (BS) - VIA M. ADAMELLO, 20
TELEF. 030 7470464 - FAX [phone] - ITALY
Fig. 6
Version Power HP / kw Supply Prod. m3 / h
BIO 90 B 9 / 6.7 Petrol 10*
BIO 90 B 13 / 9.6 Petrol 10*
* data depending on quality of material to be chopped and feeding
speed
5.1 Overall dimensions
SAFETY
ZONE
R=2,00mt
Breadth ( mm ) : 1440
Length ( mm ) : 755
High ( mm ) : 1385
Weight ( kg. ) : ~ 112
LWA MAX ( dB ) : 104
Fig. 7

6. SAFETY NORMS
Training
•The machine must not be used by under 16’s and persons who
have not learnt the user instructions .
•The operator is responsible for third parties present in the work
area . Keep children and domestic animals at distance when the
bio-chopper is in operation .
•This machine may be used only for cutting up natural wood and
foliage . It must not be used for other purposes ( e.g. for
breaking up bottles and boxes in other materials ) .
•Work only in adequate light .
•When you start up engine check that machine is equipped with
the prescribed guards .
•Wear protective gloves and goggles while working .
Preparation / Operation
•Before beginning work check that the blades and the cutters are
perfectly fixed. If the blades show signs of damage they should
be sharpened or replaced .
•Do not use the bio-chopper when it is raining .
•The bio-chopper must be positioned on a flat , solid surface
where there is no danger of overturning .
•Switch off the motor, remove the keys from the start panel and remove
the sparkplug cap ( the power supply cable for electric motor bio-
choppers , or check that the machine is disconnected from the
tractor PTO ) in order to :
-remove foreign bodies from the hoppers ;
-transport the machine or move it from the workplace ;
-carry out maintenance or cleaning ;
-leave the machine unattended .
•The blades continue to turn for a few seconds even after the
ignition has been switched off .
•Assemble the blades following the appropriate instructions and
use only original spare parts supplied by the manufacturer .
•Never use the chopper with defective guards and protection or
without the safety devices correctly fitted .
•Start up the engine with care and following the user instructions .
When the engine is functioning it is imperative to prevent anyone
from approaching the loading hopper and the discharger .

Caution ! The fuel is highly flammable :
•Keep fuel only in the containers made avaiable for this purpose ;
•Refuel only in the open air . Do not smoke or in any way cause
naked flames during refuelling .
•Fill the tank before starting the engine . Never open the fuel cap
or add petrol while the engine is running or when it is still hot .
•If petrol should be split , never try to start the engine . Move the
machine away from the area involved area and avoid any
sources of ignition until the fuel vapours have dispersed ;
•Tighten up the fuel tank cap .

7. START - UP
Caution ! Before starting up the engine / motor check that the bio-
chopper is on a stable surface and that there are no animals or
unauthorised persons in the work zone .
Read the engine / motor manufacturer’s instruction book carefully .
Check that there is oil and fuel in the tank . Fill if necessary .
Petrol engine version
•Put the selector at position “I” ( Start ) ( fig. 8 ) . Grasp the
starting knob ( fig. 9 ) and pull the cord without force until you
feel the resistance caused by compression , release the knob and
then give a sharp tug to start the engine .
•Before beginning work let the engine idle for about 1 minute
then take it to maximum revs ( using accelerator lever ) and
proceed with normal use .
0
1
Fig. 8 Fig. 9
Functioning
Having correctly prepared the bio-chopper you can now proceed to
working the material to be chopped .
Upper hopper
Load trimming and foliage into the upper loading hopper , taking
account of avaiable power in function of the model you possess ( fig.
10 ) .

Ø 7 cm
Fig. 10
Caution ! Take the material to the hopper mouth and let it fall in .
Never put hands and arms in to push material into the hopper !
The material that can be worked and chopped in this hopper must
not exceed 7 cm diameter .
To avoid the danger of intoxication from fumes , machines with
internal combustion engines should never be used in closed
environments .
If the blades undergo heavy shock and function in an anomalous
manner , stop the engine , remove the spark plug hood and request
expert advice .

8. MAINTENANCE
Caution ! Before proceeding with any maintenance
operations with off the engine / motor and in any case
ensure that there is no possibility of the machine
functioning . Suitable gloves are obligatory for all
maintenance operations .
8.1 Replacing the chipping blade
•Unscrew the screws . Remove the blade and replace
it .
•Fit and tighten the central and end screws .
Fig. 11
Chipping
blade

8.2 Replacing the cutting elements
•Unscrew the screws .
•Replacing the knives , keeping to the original position
for proper balancing .
•Fit and tighten the screws .
Fig. 12
Blade TR 3
Screw

8.3 Replacing the counter blade
•Remove the side hopper by unscrewing the 7 nuts .
•Unscrew the security nuts of the counter blade to remove
the counter blade.
Fig. 13
Fig. 14
Screw
Counter blade

8.4 Routine maintenance
Beginning
of season
Before
each job
End of
season
Check engine oil level
♦
Check screws , tightness ,
casing, hopper , etc .
♦ ♦
Check wear on cutters
♦ ♦
Check wear on blade
♦ ♦
Check wear on counter-
blade
♦ ♦
Check hopper rubber
protection
♦ ♦ ♦
Clean machine
♦

9. TROUBLESHOOTING - REMEDIES
Troubleshooting Remedies
The bio-chopper does
not start
Check cutters , blade , counter-blade and
presence of material in the milling chamber .
Check state of engine / motor ( consult the
instruction manual supplied ) .
Difficult start-up or
loss of power
Check state of engine / motor ( consult the
instruction manual supplied ) .
The bio-chopper
loses revs and
functions irregularly
Check cutters , blade , counter-blade and
presence of material in the milling chamber .
Check the sieve which should be free of
blockages.
Check state of engine / motor ( consult the
instruction manual supplied ) .
Examine the material being chopped at the
moment of breakdown .
Excessive vibration Check cutters , blade , counter-blade and
presence of material in the milling chamber .
Drop in quantity of
output material
Check cutters , blade , counter-blade and
presence of material in the milling chamber .
Check the sieve which should be free of
blockages.
The material is
rejected by the hopper
or does not feed in
smoothly.
Check cutters , blade , counter-blade and
presence of material in the milling chamber .
Check state of wear on hopper rubber
protection .

10. GUARANTEE
1. The Manufacturer hereby guarantees its BIO - SHREDDERS against
breakage caused by faulty materials or workmanship .
2. This warranty is valid for the first owner only for 12 months as from the
date of purchase and / or delivery .
3. The Manufacturer is entitled to inspect the Bio - Shredder and any
components for which a claim has been made under the guarantee , in
order to determine the validity of the claim .
4. This warranty covers replacements free of charge only of components
found to be defective due to faulty materials or workmanship under the
guarantee period.
5. This warranty does not cover reimbursement for labour , consumables or
transport charges for repairs under guarantee .
THIS WARRANTY DOES NOT APPLY IN THE FOLLOWING CASES
1. The Manufacturer may in no way held liable for general damage ,
including damage or injury , loss due to halts in production , loss of
earnings , leasing costs or any moral or commercial damage .
2. All claims concerning motors or engines mounted on Bio - Shredder will
be handled by the relevant Manufacturers’ after - sales service .
3. This warranty does not cover damage caused by misuse , abuse ,
insufficient maintenance , accident or damage caused during transport .
4. Parts which are subject to war , such as hammers , blades , anvil blades ,
etc . are not covered under this guarantee .
5. All expenses for setting the machine to work will be charged to the
distributor or dealer .
6. This warranty is not valid if the repairs , maintenance or modifications are
performed by an unauthorised persons or dealers .
7. The owner is responsible for routine maintenance and settings , which are
thus excluded herefrom .
8. The use or fitting or components and accessories that are not original
will immediately invalidate this warranty .
PROCEDURE FOR MAKING CLAIMS UNDER THIS WARRANTY
If the Bio - Shredder is found to be defective due to faults material or
workmanship , you are required to send the Manufacturer a written claim and
proceed as follows :
1. The machine must be returned to the Seller or the authorised
CARAVAGGI importer .
2. You are required to present the guarantee duly filled in or the bill , if this
is not avaiable.
3. The claim will be completed by the Dealer , who will forward it to the
Manufacturer .
4. The Manufacturer alone reserves the right to determine whether to accept
the claim or otherwise .
Any disputes will be put before the Court of Brescia , Italy .

11. DECLARATION OF CONFORMITY
The company Caravaggi , hereby declares under its own
responsability , that the machine BIO - SHREDDER Type Bio
90 petrol versions , complies with the Basic Safety and Health
Requirements prescribed in EC Directive 98/37 , 89/336 e
89/392 , 94/626 and subsequent modifications thereto 89/686,
91/368, 93/44 , 93/68 and 2000/14.
EN 292
EN 294
The Managing Director
( Caravaggi Gian Lorenzo )
( CARAVAGGI S.R.L.)
Pontoglio , 01 / JAN / 1995

SPARES BIO 90 - TAV. 1 MACHINE ASSEMBLY

SPARES BIO 90 - TAV. 1 MACHINE ASSEMBLY
Pos. Description Q.ty Code
1 Frame 1 000018
2 Rotor group 1 000019
3 Hopper Group 1 000020
4 Bearing support PF 2 000021
5 Spacer L=38 4 000022
6 Bearing 208 1 900023
7 Screw TE 5/16”x 2”½ UNF 4 900024
8 Washer 1 000023
9 Screw TE 7/16” x 3” UNF (GX 270) 1 900025
10 Washer ø10x30 4 900026
11 Self-lock nut M8 15 900027
12 Screen 1 000024
13 Washer ø10 6 900028
14 Screw TE M10x130 2 900029
15 Self-lock nut M10 6 900030
16 Screen inspection 1 000025
17 Wheels spacer 2 000026
18 Wheel 260x85 2 900031
19 Washer ø8 1 900034
21 Rubber feet ø40x20 1 900036
22 Engine Honda GX 270 1 900008
23 Screw TE M10x50 4 900037
24 Cover 1 000027
25 Washer ø8x24 9 900038
26 Screw TBEI M8x20 2 900039
27 Wing nut M8x20 M 1 900040
29 Snap on clip 4 2 900033
30 Engine Honda GX 390 1 900019
31 Decal 1 000028
32 Decal 1 000029
33 Decal 1 000030
34 Decal 1 000031
35 Decal 2 000032
36 Decal 1 000033
37 Decal 1 000034
38 Decal 1 000035
39 Screw TE 3/8”x 3” UNF (GX 390) 1 900035

SPARES BIO 90 - TAV. 2 ROTOR ASSEMBLY