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27

System Maintenance II

The following maintenance work must be
performed by an authorized Minuteman Service
workshop.

Maintenance and Care

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Summary of Contents for E24

Page 1: ...User Manual E24 Walk Behind Scrubber ...

Page 2: ...ion Please be advised explicitly that we cannot accept any legal issues out of the contents of this manual If repair work has to be performed make sure that only genuine spare parts are used only genuine spare parts may guarantee a dependable machine We reserve the right for technical improvement Valid as of June 2012 Minuteman International Inc 14N845 U S Route 20 Pingree Grove IL 60140 U S A Pro...

Page 3: ...ndling and unauthorized modification of the machine Moreover any claim for warranty cannot be accepted if damages of the machine are caused by fitting parts or accessories without Minuteman s prior and explicit consent or by non compliance with the maintenance instructions Acceptance of the machine Upon arrival check machine for possible damages in transit Follow unpacking instructions on shipping...

Page 4: ...4 ...

Page 5: ...rging Batteries 30 Low Discharge Signal sender LDS 30 Maintenance of Drive Batteries 30 Removing Batteries 30 Installing Batteries 30 Disposal of Batteries 30 Solution Tank 31 Filling Solution Tank 32 Emptying Solution Tank 32 3 1 3 1 1 3 1 2 3 1 3 3 1 4 3 1 5 3 1 6 3 1 7 3 2 3 2 1 3 2 2 4 5 5 1 5 2 5 3 5 4 5 4 1 5 4 2 5 4 3 5 4 4 5 4 5 5 4 6 5 5 5 5 1 5 5 2 Introduction 2 Preface 2 Proper use 2 N...

Page 6: ...ng symbols Symbol Hazardous for Description Safety Provisions persons and goods Safety Provisions in dangerous situation caused by misuse inaccurate adherence of instructions or pres cribed work routine CAUTION the machine important information on handling the machine in order to maintain operability Ecological hazard the environment due to use of substances representing an inherent danger to heal...

Page 7: ...before moving over obstacles door steps Only fold open empty recovery tank Use only cleaning agents suitable for au tomatic machines low foaming and com ply with the instructions for use disposal and with the warning information specified by the cleaning agent s manufacturer The machine is not designed for collect ing hazardous flammable or explosive dusts or substances Usage of the machine in exp...

Page 8: ...n performing work on the electrical system be sure to disconnect the battery plug Make sure to protect the recovery tank against accidental closing or tilting down before working in the area of a lifted tank lid Do not clean the electrical parts by means of high pressure cleaning equipment The use of aggressive detergents is pro hibited Let the machine dry after cleaning The machine may be taken i...

Page 9: ...f Environment Observe the legal directives and local regulations for disposal of detergents Used batteries labelled as recyclable contain reus able economic goods These batteries must not be added to the normal waste Safety Information ...

Page 10: ...ne Replace missing or illegible labels immediately Minuteman nameplate Fig 1 1 Machine identification number Fig 1 2 Recovery tank drain hose Fig 1 3 A Read and observe the instruction manual Fig 1 2 B Maximum grade of 2 Fig 1 2 C Do not clean the machine by means of high pressure cleaning equipment Fig 1 2 Fig 1 2 3 1 A B C ...

Page 11: ...ation is required 3 Empty recovery tank and clean it if re quired see maintenance chapter 4 Re fill solution tank and add cleaning agent according to the manufacturer s recommendations Before first operation of the machine fully charge the battery with an initial charging procedure and comply with the operating instructions of the charger as well as with those of the battery manufacturer Minuteman...

Page 12: ... the direc tion switch Fig 4 16a to select forward or reverse Pull the bail handle Fig 4 16c to start moving 2 6 Stop Machine Releasing the bail handle will stop the motion of the machine as well as the brush head Switch the machine off using the key operated switch Protect the machine against unintentional movements or against being inadvertently started 2 8 Transporting the machine To move the m...

Page 13: ...otate and solution supply switches on automatically When the machine is stopped brushes and solution supply switch off automatically 3 1 2 Solution Tank Fill the solution tank Fig 3 2 after removing the cover The solution tank holds 18 5 gallons and the filling level can be checked visually through transparent hose Regulation of solution amount is available via adjustment handle Operation Fig 3 2 ...

Page 14: ...e movable squeegee Fig 3 3 consists of the squeegee lift out the vacuum motor and squeegee blades The soiled water is wiped from the floor by means of squeegee blades Squeegee is lowered via hand lever Simultaneously the vacuum motor switches on The vacuum motor works independent of direction of travel and even if the machine stops Second actuation of the hand lever lifts the squeegee up again and...

Page 15: ...rmeter 8 Symbol Service indicator 9 free 10 Symbol Silence Kit optional 11 Symbol solution flow 12 Tip switch Silence Kit optional 13 Tip switch solution flow 14 Tip switch solution supply On Off 15 Symbol vacuum scrubbing tool optional 16 Drive direction control 16a with speed control knob 16b and bail handle 16c Fig 4 1 7 9 8 4 3 12 6 13 10 14 5 2 11 15 16a 16c 16b Operation ...

Page 16: ...dication is output on the panel to show the current battery charge condition during operation Additional Information see chapter maintenance Symbol brush drive Fig 4 5 This symbol appears when brush drive is switched on Symbol vacuum motor Fig 4 6 This symbol appears when vacuum motor is switched on Hourmeter Fig 4 7 Upon switching on the hourmeter briefly displays the software version and the las...

Page 17: ... supply ON OFF tip switch Fig 4 14 This tip switch is used to switch solution supply ON or OFF Scrubbing tool symbol optional Fig 4 15 This symbol appears when scrubbing tool switch A is switched on Hand cleaning tool optional Hand cleaning tool with spray function for the E 24 with scrubbing tool connection for thorough cleaning on areas which are difficult to reach Drive direction control with s...

Page 18: ...he machine 1 Brush deck pedal 2 Opening of solution tank 3 Squeegee lift lever 4 Solution filter 5 Recovery tank drain hose 6 Solution level indication 7 Brush ejector 8 Power connection charger unit Operation Fig 5 ...

Page 19: ...Solution Filter Fig 5 4 While solution flows from tank to brush deck it is cleaned by the filter element Recovery Tank Drain Hose Fig 5 5 This hose allows draining of the collected soiled water from the tank Solution Tank Drain Hose Fig 5 6 This hose allows draining of the solution tank Brush Ejector Fig 5 7 The brush ejector makes brush removal fast and easy Power Connection Charger Unit Fig 5 8 ...

Page 20: ...shes may be easily removed without tools Swing Aside Squeegee In the lifted position the squeegee can swing to allow passage through tight spaces This can be done by foot or by hand by swinging the squeegee to the left in the area of the deflector bail deflector roller until the locking pin Fig 6 3 catches In order to release locking of the squeegee actuate the hand lever Fig 5 3 of the squeegee l...

Page 21: ...ber of brushes Diameter of brushes Work ride Solution tank Recovery tank Weight without batteries and solution Weight with solution and batteries 59 5 in 151 1 cm 43 7 in 111 cm 26 8 in 68 1 cm 37 5 in 95 3 cm 25 6 in 65 cm 37 5 in 95 3 cm 34983 3250 m h 24 260 520 2x720 2 13 0 33 cm 3 0 4 8 0 km h 15 4 58 3 l 16 5 62 5 l 417 189 kg 855 388 kg 62 6 159 cm 43 7 111 cm 26 8 68 1 cm 37 5 95 3 cm 23 6...

Page 22: ...ure level measured at the ear of the driver under normal conditions of use LpA according to DIN EN 60335 2 72 amounts to Measurement inaccuracy KpA dB A dB A dB A 82 67 1 6 Vibration The frequency weighted acceleration measured according to DIN EN ISO 5349 which have an effect upon the upper limbs hand arm system amounts under normal working conditions m s 2 5 ...

Page 23: ...ability of the machine The Minuteman System Maintenance is structured in separate modules and de termines specific technical works to be executed as well as the intervals for such maintenance works For any specific maintenance type the replacement parts are determined and listed in spare part kits System Maintenance K To be performed by the customer in ac cordance to the maintenance and care instr...

Page 24: ...rs System Maintenance I 625 operating hours Workshop stamp carried out on at _________________ operating hours System Maintenance II 750 operating hours Workshop stamp carried out on at _________________ operating hours System Maintenance I 875 operating hours Workshop stamp carried out on at _________________ operating hours System Maintenance S 1000 operating hours Workshop stamp carried out on ...

Page 25: ...sh deck and clean if required o Check squeegee and clean if required o Clean tank lid seal of the recovery tank o Em pty recovery tank Clean recovery tank and suction filter o Check brushes pads and replace if required o Clean suction hose of recovery tank o Check squeegee blades and turn around or replace if required o Clean drain hose of solution tank o Check solution supply to brushes and clean...

Page 26: ...5 hours of operation Check battery charger o Check tank lid seal of the recovery tank and replace if required o Check drain hose of the recovery tank and replace if required o Grease joints at the brush lift out o Check wheel mounting bolts and tighten 24 lb ft if required o Check condition of tires o Grease joints at the squeegee holder o Test drive and function test o ...

Page 27: ...rding to System M aintenance I o Inspect steering rollers for tread dam ages and bearing slackness and replace if required o C heck drain hose of the recovery tank and replace if required o C heck bum per roller of the brush deck and replace if required o C heck suction hose for tight fit and dam ages and replace if required o C heck supporting w heel of the squeegee and replace if required o Test...

Page 28: ...very 500 hours of operation Perform maintenance work according to System Maintenance II o Clean traction drive motor from carbon dust and check carbon brushes for smooth operation and wearing and replace carbon brushes if required o Clean brush motors from carbon dust and check carbon brushes for smooth opera tion and wearing and replace carbon brushes if required o Test drive and function test o ...

Page 29: ...5 4 Battery Systems 1 LDS display 2 Charger indicator 3 Charger 4 Mains cable charger 5 Battery connector 6 Batteries 7 Recovery tank 8 Support 9 Wiring diagram 1 2 8 4 3 7 5 6 9 Fig 7 Maintenance and Care ...

Page 30: ...ated into the electronics If other batteries are used re adjustment of the low discharge signal sender is required 5 4 3 Maintenance of Drive Batteries Refer to operating instructions 88 60 2556 for information on care of drive batteries 5 4 4 Removing Batteries 1 Park machine on level ground 2 Switch off machine by key switch 3 Open empty recovery tank Fig 7 7 and secure by support Fig 7 8 4 Disc...

Page 31: ...31 5 5 Solution Tank 1 Solution tank 2 Marker 3 Fill level hose 4 Solution filter 5 Tank lid Maintenance and Care 5 3 1 4 2 Fig 8 ...

Page 32: ...operating instructions for information on operation of the dosage unit The maximum admissible service pressure of the floater unit is 87psi 5 5 2 Emptying Solution Tank Park machine such that the fill level hose Fig 8 3 is located above the drain aperture in the floor Take fill level hose from holder and remove lid 5 5 3 Solution Filter Check solution filter Fig 8 4 at weekly intervals and clean o...

Page 33: ...33 Maintenance and Care 5 6 Recovery Tank 1 Recovery tank 2 Drain hose 3 Suction filter 4 Tank lid 1 4 2 3 Fig 9 ...

Page 34: ...ely 5 6 2 Cleaning Recovery Tank Clean recovery tank Fig 9 1 at daily intervals or as required 1 Empty recovery tank see paragraph 5 6 1 2 Open tank lid Fig 9 4 of the recovery tank 3 Take drain hose Fig 9 2 from holder and empty recovery tank completely 4 Remove remaining dirt by rinsing with clean water 5 Rinse drain hose as well 5 6 3 Cleaning Suction Filter Check suction filter Fig 9 3 for fun...

Page 35: ...shes of the brush deck for wearing at weekly intervals Replace brushes if bristles are worn down to a length of 5 8 1 Use pedal Fig 10 1 to lift up brush deck 2 Press brush ejectors Fig 10 3 down to remove old brushes 3 Push new brush under brush deck and use both hands to press it into seating 5 7 3 Changing Roller Bumper Check roller bumper Fig 10 4 at weekly intervals or replace as required 5 7...

Page 36: ... the cylindrical brush deck Fig 11 3 using pedal Fig 11 1 2 Release brush seating Fig 11 7 by lock ing lever Fig 11 8 3 Remove brush seating by lowering and removing it to the front 4 Remove and check the brushes 5 8 3 Cleaning Brushes Clean brushes in the brush deck at daily intervals or as required 5 8 4 Installing Brushes Check brushes in the brush deck for wearing at weekly intervals and repla...

Page 37: ... 12 2 and remove the squeegee 5 9 2 Changing the Squeegee Blades Check the inner and outer squeegee blades on the squeegee Fig 12 1 weekly for signs of wear The squeegee blades can be re used by turning them 1 Lift the squeegee out 2 Pull off the suction hose loosen the two star shaped knobs and remove the squee gee 3 Unlock the fastening device Fig 12 5 and remove the outer squeegee blade Turn th...

Page 38: ...38 Maintenance and Care Fig 13 ...

Page 39: ...f very smooth floors e g finished floors PVC linoleum etc Number of washers 2 This corresponds to a clearance of approx 2 mm In the case of very uneven floors e g poorly laid tiles water does not run off Number of washers 4 This corresponds to a clearance of approx 4 mm The Squeegee is equipped with two additional rollers which are adjusted at the factory to a distance of 10 mm to the floor by mea...

Page 40: ...40 ...

Page 41: ...corresponds to the relevant basic safety and health requirement of the Directive 98 37 EC and to the requirements of the other relevant Directives 89 336 EEC For the relevant implementation of the safety and health requirements mentioned in the Directives the following standard s and or technical specification s has have been respected DIN EN 60335 2 72 DIN EN 61000 6 2 DIN EN 61000 6 3 Bad Oldesl...

Page 42: ...esignated licensees will void all warranties expressed or implied A potential health hazard exists without original equipment replacement All warranted items become the sole property of Minuteman or its original manufacturer whichever the case may be Minuteman disclaims any implied warranty including the warranty of merchantability and the warranty of fitness for a particular purpose Minuteman ass...

Page 43: ...ranty gives you specific legal rights and you may have other rights which vary from state to state Some states do not allow the exclusion or limitation of special incidental or consequential damages or limitations on how long an implied warranty lasts so the above exclusions and limitations may not apply to you ...

Page 44: ...Minutman International 14N845 U S Route 20 Pingree Grove Illinois 60140 USA Phone 800 323 9420 Fax 800 422 6933 www minutemanintl com A Member of the Hako Group 88 10 2761 Rev A 06 12 ...

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