Minuteman E24 Manuale utente

SERVICE MANUAL

For E Series Scrubbers

For

Series

Scrubbers

Models: E24, E26, E28,

E30 E33 E33XL

E30

E33

E33XL

E30ECO, E2830, E3030,

E3330 and H26

For:

Training

Troubleshooting

E3330

and

H26

Troubleshooting

Adjustments

Rev 07/07/2014

Contents

1 Warnings Page 6

2 General Information Page 7

3 Maintenance Intervals Page 8

3.1 Minuteman System Maintenance K (Customer) Page 9

3.2 Minuteman System Maintenance I (125 hours

of o

eration

)

e 10

3.3 Minuteman System Maintenance II (250 hours

of operation) Page 11

3.4 Minuteman System Maintenance S (500 hrs of

operation at least yearly)

Page 12

operation

least

yearly)

Page

4 Squeegee Cable and Recovery Tank Gasket Page 13

4.1 Squeegee Adjustment (First Version) Page 14

4.2 Squeegee Adjustment (new Style) Page 15

4 3 Squeegee Lift Cable Micro Switch Vacuum Motor

Page 16

Squeegee

Lift

Cable

Micro

Switch

Vacuum

Motor

Page

4.4 Squeegee Wheel Adjustment Page 17

5 Brush Head (Disk Brushes) Connections Page 18

5.1 Brush Motor Information Page 19

Contents

6 Brush Head Transport Position Page 21

6.1 Brush Switch Page 22

62B hP Adj h Di kM d l

P23

rus

ressure

Adj

ustment on t

age

6.3 Brush Pressure (Disk Decks) Page 24

6.4 Cylindrical Brush Head Electrical Connections Page 25

6.5 Cylindrical Brush Head Adjustment Page 26

7 Drive and Wheels - General Data Page 27

7.1 Electric Brake Page 27

7.2 Transaxle Motor Page 28

7.3 Carbon Brushes

Page 29

7.3

Carbon

Brushes

Page

7.4 Drive Potentiometer Page 30

8 Water Supply Page 31

8.1 Solenoid Page 31

8 2 Solution Filter

Page 31

Solution

Filter

Page

8.3 Solution Tank Cleanout Page 32

8.4 Solution Flow Rates Page 33

8.5 Water Pump Page 34

Th L t E

P35

rror

age

10 Table of Error Codes and Information Page 36

Contents

11 Battery Charger Page 38

11.1 Operating Instructions Page 40

11.2 Charger Error Codes Page 40

11 3 Charger Trouble Shooting

Page 44

Charger

Trouble

Shooting

Page

11.4 Charger Maintenance Points Page 45

11.5 Programming The Charger Page 46

11.6 Replacing The Charger Harness Page 49

Btt i

P50

age

12.1 Maintaining Wet Lead Acid Batteries Page 50

12.2 Load Testing Batteries Page 52

12.3 Hydrometer Testing Page 53

13 Fuse Locations Version 2 Page 56

13.1 Controller Version 3 Page 57

Contents

14 Controller Connections Page 58

15 Trouble Shooting Controller Page 59

16 Contactor Harness Page 60

17 Contactor Wiring Page 61

18 Testing the Main Power Relay Page 63

19 Wiring Diagram Models with 19 Gallon Tanks Page 68

20 Wiring Diagram Models with 24 Gallon Tanks Page 7220 Wiring Diagram Models with 24 Gallon Tanks Page 73

20 Wiring Diagram Models with 30 Gallon Tanks Page 78

21 Notes Page 83

1. Warnings

•Disconnect the A.C. Cord from the outlet and and D.C. Cord from the battery

pack before servicing the machine Except for making voltage and current

pack

before

servicing

the

machine

Except

for

making

voltage

and

current

measurements.

•Before replacing the main fuses, only loosen the nuts. Do not remove them

completely. Failure to do so could cause a short circuit.

•Place the new stripe fuse fully and evenly under the nuts and washers and

make sure not to twist the end tabs, they can easily be torn.

•After an

air work is done

test the machine for

er o

eration.

yp , pp p

•When servicing the machine always observe the general safety and accident

prevention guidlines.

2. General Information

•The display offers a service indication. Upon turning on the key switch, a four digit

number describing the software version (e.g. 1.0.0.2) appears for about 3 seconds,

fll db th 4

di it d i di ti th l t d d th f ll d b

owe

y ano

error recor

owe

the hour meter.

•If a failure occurs, the code appears in the control panel and an acoustic signal

sounds The current error code appears as 4

digit alpha

numerical code with

sounds

The

current

error

code

appears

digit

alpha

numerical

code

with

flashing dots in the service display. Only if these criteria are met, the error is a

current one!

The error codes are listed in a tables in chapter 10.

•When raisin

the machine with a car

jack use the area of the frame in front of

the caster wheels on the left or the right.

3. Maintenance Intervals

In a modular structure, the Minuteman System Maintenance determines the specific

technical proceedures to be preformed and sets the time interval between the two

it l

enance cyc

es.

For each of the maintenance cycle, the replaceable parts are determined as well.

Further details described in the specific chapters.

•Minuteman System Maintenance K:

Tb f dbth t (idil klit l) di tth it

e per

orme

e cus

omer

y or wee

erva

)

accor

e ma

enance

and care instructions as specified in the operating instructions.

The operator must be professionally instructed after delivery of the machine by selling

dealer.

Mi t S t M i t I

( ft 125 h f ti )

•

eman

enance

(

er every

125

ours o

opera

)

To be preformed by an authorized Minuteman Service Center in accordance with the

machine-specific system maintenance.

•Minuteman System Maintenance II: (after every 250 hours of operation)

Tb f db thi dMi t S i C t i d ithth

e pre

orme

y an au

eman

erv

n accor

ance w

ith

machine-specific system maintenance.

•Minuteman System Maintenance S: (after every 500 hours of operation, safety check) To

be performed by an authorized Minuteman Service Center in accordance with the machine-

ifi t i t

spec

ifi

c sys

em ma

enance.

3.1 Minuteman System Maintenance K

To be performed by the

customer/user Interval



performed



the



customer/user



Interval

Daily Weekly

Fillthecleanwatertankandmixtheproperamountandtypeofcleaningsolution. O

Chargethebatteries. O

Check

the brush head Clean if needed with adamp cloth Do not get water inside the motor

Check



the



brush



head

,

Clean



needed



with



damp



cloth

.



not



get



water



inside



the



motor

.

Checkthesqueegee,cleanifneeded O

Checkthelidgasketontherecoverytank. O

Emptyandflushtherecoverytankwithcleanwater. O

th filt /fl t iidth tk

ean

e

filt

/fl



e

erecovery

Checkthewaterlevelsofallthebatteries.Adddistilledwater,ifneeded.Donotoverfill. O

Checkthepadsandbrushesforwear.Replaceifneeded. O

Checkthesqueegeehoseforclogs,damageandwear.Replaceifneeded O

Ch k

hbb f d li hbl d ( ) l

t

esqueegeeru

ers

orcutsan

wear.F

pt

e

(

)

overorrep

ace.

Checkthesolutionfilter.Cleanifneeded. O

Flushthecleanwatersolutiontankwithwarmwater. O

Testallthefunctionsofthemachine. O

3.2 Minuteman System Maintenance I

Tobeperformedbytheauthorizedservicecenter Interval

Every125hoursof

operation

Checkthebatterycharger.Makesureitisfunctioningproperly O

Checktherecoverylidgasket.Replaceifneeded O

Lubricate

the brush lift linkages with grease Use asmall brush

Lubricate



the



brush



lift



linkages



with



grease

.

Use



small



brush

Checkforloosehardware,tightenifneeded. O

Checkthetirepressureonpneumaticwheelsat65PSI,ifequipped.O

Lubricatethesqueegeelinkageswithgrease.Useasmallbrush. O

Inspecttheentiremachinefordamage,wearandproperoperation. O

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