Minuteman ERide 21 User manual

SERVICE MANUAL
For the
ERide 21
Micro Rider
For:
Training
Troubleshooting
Adj t t
Adj
us
t
men
t
s
Rev 06/2016

TABLE OF CONTENTS
CHAPTER 1 GENERAL INFORMATION
1.1 OPERATORS POSTION
1.2 LIFTING THE MACHINE
1.3 TRANSPORTING THE MACHINE
1 4 OTHER REFFERENCE MANUALS
1
.
4
OTHER
REFFERENCE
MANUALS
CHAPTER 2 SAFETY
2.1 SYMBOLS USED
2.2 GENERAL INSTRUCTIONS
CHAPTER 3 MACHINE DESCRIPTION
3.1 TECHNICAL CHARACTERISTICS
3.2 DESCRIPTION
CHAPTER 4 SCHEDULED MAINTENANCE
4.1 SCHEDULED MAINTENANCE PLAN
CHAPTER 5 CLEANING SOLUTION
5.1 TANK CLEANING & CLEANING SOLUTION
5.2 CLEANING SOLUTION FILTER
5.3 DISASSEMBLY/ASSEMBLY SOLUTION FILTER
5.4 REMOVAL/INSTALLATION SOLUTION PUMP
5.5 CLEANING SPRAY NOZZLE ON DISK BRUSH DECKS
5.6 CLEANING SPRAY NOZZLE ON CYLINDRINCAL BRUSH DECKS
5.7 TROUBLE SHOOTING
CHAPTER 6 CHEMICAL MIXING SYSTEM
6 1 CLEANING CHEMICAL TANK & VALVE
6
.
1
CLEANING
CHEMICAL
TANK
&
VALVE
6.2 DISASSEMBLY/ASSEMBLY CHEMICAL PUMP & CHECK VALVE
6.3 TROUBLE SHOOTING
CHAPTER 7 BRUSH SYSTEM
7.1 CLEANING THE BRUSHES

CONTENTS CONTINUED
7.2 REMOVING BRUSH HEAD
7.3 BRUSH MOTOR TEST
7 4 BRUSH MOTOR CARBON BRUSHES
7
.
4
BRUSH
MOTOR
CARBON
BRUSHES
7.5 BRUSH DRIVE BELT
7.6 BRUSH ACTUATOR
7.7 TROUBLE SHOOTING
CHAPTER 8 RECOVERY SYSTEM
8.1 CLEANING THE RECOVERY WATER TANKAND GRATES
8.2 CHECK AMPERAGE OF THE VACUUM MOTOR
8.3 CHECK AND REPLACEMENT OF SUCTION MOTOR CARBONS
8.4 DISASSEMBLY/ASSEMBLY OF THE SUCTION MOTOR
8.5 CLEANING/CHECK OF THE SQUEEGEE AND POSSIBLE
REPLACEMENT OF THE BLADES
8.6 DISASSEMBLY/ASSEMBLYAND CLEANING/REPLACING
THE SUCTION FILTER
8.7 DISASSEMBLY/ASSEMBLY ELECTRIC SQUEEGEE
RAISE/LOWERACTUATOR
8.8 TROUBLESHOOTING
CHAPTER 9 DRIVE SYSTEM
9 1 PROCEDURE TO CHANGE THE MAXIMUM DRIVE SPEED OF THE
9
.
1
PROCEDURE
TO
CHANGE
THE
MAXIMUM
DRIVE
SPEED
OF
THE
MACHINE
9.2 DISASSEMBLY/ASSEMBLY OF THE DRIVE WHEEL
9.3 DISASSEMBLY/ASSEMBLY OF THE DRIVE CHAIN
9.4 DRIVE MOTOR ELECTRICALABSORPTION CHECK
9.5 CHECK AND REPLACEMENT OF DRIVE MOTOR CARBON BRUSHES
9 6 DISASSEMBLY/ASSEMBLY OF THE DRIVE MOTOR
9
.
6
DISASSEMBLY/ASSEMBLY
OF
THE
DRIVE
MOTOR
9.7 DISASSEMBLY/ASSEMBLY OF THE DRIVE PEDAL
9.8 FUNCTIONALITYAND ADJUSTMENT OF MICRO SAFETY SWITCH IN
THE SEAT
9.9 TROUBLESHOOTING
CHAPTER 10 MISCELLANEOUS SYSTEMS
10.1 TIGHTENING SCREWSAND NUTS CHEC
K
10.2 DISASSEMBLY/ASSEMBLY CONTROL PANEL KEYBOARD
10.3 STEERING WHEEL DISASSEMBLY/ASSEMBLY
10.4 STEERING COLUMN DISASSEMBLY/ASSEMBLY
10.5 DISASSEMBLY/ASSEMBLY OF DETERGENT SOLUTION (OR WASHING
WATER
)
DIPSTICK
)
10.6 DISASSEMBLY/ASSEMBLY DRAIN HOSE FOR THE CLEAN WATER
TANK

CONTENTS CONTINUED
10.7 DISASSEMBLY/ASSEMBLY RECOVERY WATER DRAIN HOSE
CHAPTER 11 ELECTRICAL SYSTEM
11.1 BATTERY CHARGING
11.2 BATTERY DISASSEMBLY/ASSEMBLY
11.3 ADJUSTING THE MACHINE FOR DIFFERENT BATTERY TYPES
11.4 CHECKING / REPLACING FUSES
11.5 DISASSEMBLY/ASSEMBLY DRIVE ELECTRONIC BOARD
11.6 DISASSEMBLY/ASSEMBLY FUNCTIONS ELECTRONIC BOARD
11.7 REPLACING THE KEY SWITCH
11 8 TROUBLESHOOTING
11
.
8
TROUBLESHOOTING
11.9 ALARM CODES
11.10 WIRING DIAGRAM
12. RELAYS
13. NOTES

CHAPTER 1
1.1 OPERATOR POSITION
All references to forward, back, front, rear, right, left indicated in this manual
shall be deemed to refer to the operator in the driving position on the seat
shall
be
deemed
to
refer
to
the
operator
in
the
driving
position
on
the
seat
(12, Figure 3-4)
1.2 LIFTING THE MACHINE
WARNING!
Do not work under the raised machine, without adequate
fixed safety supports.
1.3 TRANSPORTING THE MACHINE
WARNING!
Before transporting the machine with a means of transport,
make sure that:
*All the doors and flaps are closed
*The ignition key is turned off on the control panel
*The machine is properly secured for transporting.

CHAPTER 2
SAFETY
The following symbols are used to indicate potential hazardous conditions.
Always read this information with attention and take any precautions
necessar
y
to
p
rotect the
p
eo
p
le and thin
g
s.
yp pp g
2.1 SYMBOLS USED
DANGER! Indicates a danger with risk, even deadly, for the
user.
WARNING! Indicates a potential risk of injury to persons or
damage to things.
CAUTION! Indicates a caution or a note on key functions or
on useful features. Pay careful attention to text blocks
indicated by this symbol
indicated
by
this
symbol
.
NOTE Indicates a note on key functions or on useful
features.
CONSULT MANUAL Indicates the need to consult the User
Manual before carrying out any operation.
2.2 GENERAL INSTRUCTIONS
Specific cautions and warnings are described below to highlight the potential
dfdtthhidl
d
angers o
f
d
amage
t
o
th
e mac
hi
ne an
d
peop
l
e.
•DANGER! – Before carrying out any maintenance/repair, disconnect
the battery, using the special connector.
This machine should only be used by properly trained and authorized
personnel
personnel
.
•Do not operate this machine in environments where there are harmful,
hazardous, flammable and/or explosive powders, liquids or vapors.
Keep sparks, flames and incandescent material, away from the batteries.
•When charging lead batteries (WET) highly explosive hydrogen gas is
p
roduced, so onl
y
p
erform the o
p
eration in well ventilated areas and awa
y
pypp y
from open flames.
•Remove all jewelry when working near electrical components.
•Do not work under the raised machine, without adequate fixed safety
supports.

WARNING!
•Before performing any maintenance/repair, carefully read all the instructions
relevant to the maintenance / repair.
•Do not use the machine for purposes other than those listed in this manual.
Only use accessories recommended by the manufacturer.
•Always protect the machine from sun, rain and other weather conditions, both
when on and off. Do not use the machine as a means of transport.
•Do not leave the machine unattended without making sure that the machine
itself cannot move independently
itself
cannot
move
independently
.
•Do not leave the machine unattended without having removed the ignition key.
•Do not use the machine in particularly dusty environments.
•Do not use the machine on ramps or inclinations greater than 6%.
•Do not knock shelves or scaffolding, especially if there is a danger of falling
objects.
•Do not let any object penetrate the openings of the machine. Do not use the
machine if the openings are blocked; keep the openings of the machine free of
machine
if
the
openings
are
blocked;
keep
the
openings
of
the
machine
free
of
dust, lint, hair and any other foreign body that can reduce air flow.
•To avoid the risk of electric shock, do not expose the machine to rain.
Store the machine indoors.
•Do not remove or alter the plates affixed to the machine by the Manufacturer.
•The usage temperature of the machine must be between 0°C and +40 °C (32°
to 104° Fahrenheit).

•
The storage temperature of the machine must be between 0
°
C and +40
°
C
WARNING!
•
The
storage
temperature
of
the
machine
must
be
between
0
C
and
+40
C
.
(32° to 104° Fahrenheit).
• The humidity must be between 30% and 95%.
•Do not tamper with the protections in place for the machine, for any reason.
•Do not wash the machine with direct jets of water or pressure or with
corrosive substances.
•Before using the external battery charger appliance, make sure that the
frequency and voltage as indicated on the machine's registration plate match
the mains voltage.
•Do not charge the batteries if the power cord or plug are damaged.
•Do not smoke when charging the batteries.
•To reduce the risk of fire, electric shock, or injury, do not leave the machine
connected to the mains when unattended. Disconnect the machine from the
socket when not being used and before maintenance.
•Do not use the batter
y
char
g
in
g
cable to
p
ull or trans
p
ort the machine. Do
ygg p p
not leave the power cable squashed by a door and do not pull over sharp
surfaces or corners.
•Do not drive or move the machine over the power cord.
Kth d fhtf
•
K
eep
th
e power cor
d
away
f
rom
h
o
t
sur
f
aces.

T k th i t ti t th t h i j l t
WARNING!
•
T
a
k
e
th
e appropr
i
a
t
e precau
ti
ons
t
o ensure
th
a
t
h
a
i
r,
j
ewe
l
ry, par
t
s
not stuck to clothing are not caught by the machine's moving parts.
•If replacing parts, ask a Dealer orAuthorized Minuteman dealer for
ORIGINAL spare parts.
•In conditions of use comply with correct use; the vibrations will not
cause dangerous situations. The level of machine's vibrations is
within the legal limits.
•This machine is not approved for use on roads or public highways.
•When transferring the machine with temperatures below freezing
point, be careful because the water in the tanks or tubes may freeze
and seriously damage the machine.
Only use the brushes supplied with the machine and those specified
•
Only
use
the
brushes
supplied
with
the
machine
and
those
specified
in User Manuals. The use of other brushes can compromise your
safety.
•If lead batteries (WET) are installed in the machine, do not tilt the
machine beyond 30
°
horizontally, so that the highly corrosive liquid in
machine
beyond
30
horizontally,
so
that
the
highly
corrosive
liquid
in
the batteries does not leak. When it is necessary to tilt the machine
for maintenance, remove the batteries first.
•The machine must not be abandoned, at the end of its life cycle,
due to the presence inside of toxic- poisonous materials (batteries,
etc.), subject to the regulations which provide for the disposal at
appropriate centers in the area (see the chapter on Scrapping in the
User Manual).

Description Disk Brush Cyl. Deck
Voltage 24 V 24 V
Washed track 53 cm 51 cm
Vacuum 1168 mm H2O 1168 mm H2O
Tank for the detergent solution (or washing water), capacity 55 L/14.5 Gal. 55 L/14.5 Gal
Water recovery tank, capacity 55 L/14.5 Gal. 55 L/14.5 Gal.
Disc brush rpm 175 rpm -
Cylindrical Brush rpm - 830 rpm
Number of Disc brushes 1 -
Number Cylindrical Brushes 2
Disc brush pressure 23 Kg -
Clidi lb h
25 K
C
y
li
n
d
r
i
ca
l
b
rus
h
pressure -
25
K
g
Washing speed 3-5 Km/h 3-5 Km/h
Maximum speed 5 Km/h 5 Km/h
Maximum floor slope for using the machine 6 % 6 %
Maximum slope that can be overcome by the pull of the machine, in
transfers 25 % 25 %
No. of batteries 2 2
Built-in battery charger Yes (optional) Yes (optional)
Theoretical hourly yield 2120 mq/h 2120 mq/h
Estimated hourly yield 1270 mq/h 1270 mq/h
Autonomy 2.30 h 2.30 h
MIT (Injection Technology) Yes Yes
MIT, capacity 0,4-3,8 L/min 0,4-3,8 L/min
MCS (Chemical
System)
Optional
Optional
MCS
(Chemical
System)
Optional
Optional
MCS, ratio 1-5 % 1-5 %
Width of machine passage 65 cm 65 cm
Machine body dimensions, with squeegee and brush (length ,
height, width) 1200 x 1130 x 600 mm 1200 x 1130 x 600 mm
Machine weight empty (without batteries, with
empty tanks, without operator on-board) 148 Kg 148 Kg
Mhi
i ht h ( ith b tt i ith f ll t k
250 K
250 K
M
ac
hi
ne we
i
g
ht
h
eavy
(
w
ith
b
a
tt
er
i
es, w
ith
a
f
u
ll
t
an
k
,
without an operator on-board)
250
K
g
250
K
g
Traction motor 400 W 400 W
Disc brush motor 400 W -
Cylindrical brush motor - 600 W
Vacuum motor 400 W, 3
stages 400 W, 3 stages
Construction standards CE CE
Protection class IPX 4 IPX 4
Sound pressure level A in the operating position 72,4 dB (A) 72,4 dB (A)
Sound power level A 87,6 dB (A) 87,6 dB (A)

3.2 DESCRIPTION
Control panel and controls
Control
panel
and
controls
(See Figure 3-1)
1. Control panel and controls
2. Emergency stop button
3. Display: indicating:
3a. "READY": machine ready, or "SIT DOWN": sit on seat
3b Total hours of work done
3b
.
Total
hours
of
work
done
3c. Battery charge status in %
3d. Battery charge status in graphic scale
4. Adjustment buttons (+ and -) for the flow rate of the detergent solution (or of the
washing water) (*)
5. Light indication of the detergent solution level (or washing water)
6.
A
d
j
ustment buttons
(
+ and -
)
of the
p
ercenta
g
e of deter
g
ent de
p
endin
g
on the water
j(
)p g gpg
flow of (optional) (*)
7. Light indication of the percentage of detergent depending on the water flow of
(optional).
8. Turbo button, activation of the maximum cleaning solution level (or washing water)
and detergent, for 30 seconds.
9. Light indication for the 30 seconds.
10. Button for adjusting the maximum speed of the machine (*)
11. Light indication of the instantaneous speed of the machine
12. Button for activating the lowering and the rotation of the disc brush (or cylindrical
brushes)
13. Light indication of the disc brush (or cylindrical brushes) enabled; the light indication
flashes when moving from enabled to disabled and vice versa
14
B tton for acti ating the lo ering of the sq eegee and the ater reco er ac m
14
.
B
u
tton
for
acti
v
ating
the
lo
w
ering
of
the
sq
u
eegee
and
the
w
ater
reco
v
er
y v
ac
uu
m
.
15. Light indication of squeegee and vacuum activated; the light indication flashes when
moving from disabled to enabled and vice versa
16. Activation button simultaneously both for the squeegee and vacuum and the disc
brush (or cylindrical brushes).
17. Light indication of squeegee, vacuum and disc brush (or cylindrical brushes)
activated; the light indication flashes when moving from disabled to enabled and vice
activated;
the
light
indication
flashes
when
moving
from
disabled
to
enabled
and
vice
versa
18. Reverse activation button. The speed is halved compared to moving forward.
For the reverse activation time, an audible warning signal is also activated
19. Light Indication of reverse enabled
20. Button which activates the acoustic signal.
21. Disc brush release button
(*): When the machine is switched on using the key, these adjustments are positioned on
previously set values.

External views
•(See Figure 3-2 and Figure 3-3)
• 1. Steering wheel
• 2. Ignition key: 0: off
I: on
• 3. Start pedal and acceleration
• 4. Level indicator of the detergent solution (or washing water)
• 5. Front Wheel, traction and steerin
g
g
• 6. Rear wheels
• 7. Disc brush
• 8. Throttle Pedal
• 9. Squeegee
•
10a. Tank for the detergent solution (or washing water),
10a.
Tank
for
the
detergent
solution
(or
washing
water),
• 10b. Recovery water tank
• 11. Tank cover
• 12. Operator's seat
• 13. Detergent tank with handle (optional)
•
14 Cap for detergent tank
•
14
.
Cap
for
detergent
tank
.
• 15. Cap for the detergent solution (or washing water)
• 16. Recovery water drain hose
• 17. Detergent solution drain hose (or washing water)
• 18. Battery holder drum
19 Fl hi li ht ( ti l)
•
19
.
Fl
as
hi
ng
li
g
ht
(
op
ti
ona
l)
• 20. Drink holder container (only usable if the flashing light is not
• installed)
• 21. Storage container (only usable if the detergent tank is not
installed)
• 22. Protective panel of the electric-electronic compartment
• 23. Filter for the detergent solution (or washing water)
• 24. Registration plate / technical data . CE mark
• 25. Handle for lifting the tanks cover
• 26. Heel unit
• 27. Cover for rear wheel
• 28. Mudguard for rear wheel
• 29. Emergency and parking brake

Figure 3-2

CHAPTER 5
5. CLEANING SOLUTION SUPPLY SYSTEM
The significant maintenance/replacement procedures relating to the detergent
solution (or washing water) supply system are described in this chapter. In addition
Troubleshooting is described in the final section.
5.1 TANK CLEANING AND DETERGENT SOLUTION (OR WASHING WATER)
SYSTEM
1. Operating as described in the User and Maintenance Manual, drain the detergent
solution (or washing water) tank.
2
Operating as described in the User and Maintenance Manual run the machine until
2
.
Operating
as
described
in
the
User
and
Maintenance
Manual
,
run
the
machine
until
the detergent solution (or washing water) in the machine runs out.
3. Cleaning the solution filter (or washing water). See 5.2 for the specific procedure.
5.2 CLEANING FILTER FOR THE DETERGENT SOLUTION (OR WASHING WATER)
1. Make sure that the machine cannot move independently.
2. Operating on the machine's controls as provided for in the User and Maintenance
Manual, lower the squeegee and the disc brush (or cylindrical brushes), then turn
the ignition key to " 0" and take it out.
3. Locate the solution shut off valve on the right side of the machine and turn off (1,
Figure 5-1) for the water flow/detergent solution.
4. Unscrew and remove the transparent cover with filter (2).
5. Remove filter (3) from transparent cover (4).
6. Clean filter (3) and transparent cover (4).
7. Replace the filter (3) in its housing of the transparent cover (4).
8. Screw the transparent cover with filter in place (2). 9.
9. Turn on the solution valve (1).
10
Turn the ignition key to the "I" and wait for the squeegee and the disc brush (or
10
.
Turn
the
ignition
key
to
the
"I"
and
wait
for
the
squeegee
and
the
disc
brush
(or
cylindrical brushes), and then turn the ignition key to " 0" and take it out.

5.3 DISASSEMBLY/ASSEMBLY DETERGENT
SOLUTION (OR WASHING WATER) SUPPLY SYSTEM
FILTER UNIT
Removal
1. If available, place the machine on a lifting platform, then lift.
Otherwise, place the machine on a level floor.
2. Operating on the machine's controls as provided for in the User and
Maintenance Manual, lower the squeegee and the disc brush, then
turn the ignition key to
“
0
“
(off) and take it out.
turn
the
ignition
key
to
0
(off)
and
take
it
out.
3. Operating on the right side of the machine, close the tap (1, Figure 5-
2) for the detergent solution flow (or washing water).
4. Loosen the straps (2) and disconnect the pipes (3) from the filter unit (4).
5. Unscrew the screws with nut (5).
6. Remove the filter unit (4).
7 If necessary break the filter unit (4)
7
.
If
necessary
break
the
filter
unit
(4)
.
Assembly
8. Assemble, by reversing the sequence of operations performed for disassembly
Figure 5-2