Minuteman E28 User Manual
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Minuteman E28 User Manual

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User Manual
E28/30/33
Minuteman,Inc.
A member Of The Hako Group
988745UM REV A 07/2022

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  • Page 1 User Manual E28/30/33 Minuteman,Inc. A member Of The Hako Group 988745UM REV A 07/2022...
  • Page 2 Please observe the safety provisions The E28/30/33 may be used by Qualifi ed persons (see chapter “Safety Information”). familiar with the machine and aware of possible Your authorized Minuteman dealer will be pleased hazards involved.
  • Page 3 Each unit has been tested and regulations concerning service and maintenance. Maintenance thoroughly inspected before shipment. Any damage work must be performed by authorized Minuteman service is the responsibility of the delivery carrier who centers and confi rmed in the “Maintenance Report” which should be notifi...

  • Page 4: Table Of Contents

    Table of Contents 3.1.2 Solution Tank ..............12 3.1.3 Squeegee ..............13 1 Safety information ............6 3.1.4 Recovery Tank ..............13 3.1.5 Drive System..............13 1.1 Safety and Warning Symbols ..........6 3.1.6 Batteries and Charger ..........13 1.2 General Provisions ...............6 3.1.7 Options ................13 1.3 Provisions for Operation ............7 3.2 Control Panel &...
  • Page 5 5.5.3 Cleaning Clear Water Filter ........29 5.6.1 Empty Recovery Tank ..........31 5.6.2 Cleaning the Recovery Tank ........31 5.6.3 Clean Suction Filter............31 5.7 Scrub Head .................32 5.7.1 Cleaning Brushes ............32 5.7.2 Changing Brushes ............32 5.7.3 Changing Defl ector Roller ...........32 5.7.4 Changing Scrub Head Skirt ........32 5.8 Cylindrical Brush Deck............33 5.8.1 Clean Dirt Hopper ............33 5.8.2 Remove Brushes ............33...

  • Page 6: Safety Information

    Indicates a hazardous situation • Only persons trained by qualifi ed Warning Persons and Goods which could result in death or Minuteman personnel are authorized serious injury. to operate, service and repair the machine. Indicates important or additional Note •...

  • Page 7: Provisions For Operation

    (doorsteps). well as with those of the battery maintenance and repair work • Empty dirty water tank before folding manufacturer. Minuteman cannot beyond this please contact your local recovery tank over. be held liable for damages Minuteman service center.

  • Page 8: Specifi C Hazards

    Accident Prevention Regulation is not recommended. • Handling and changing of the batteries by an expert at regular intervals • Let the machine dry after cleaning i.e. may take place only by maintenance recommendation: (at least for the weekend. staff or qualifi ed technician. once yearly) as well as after •...

  • Page 9: Labels On The Machine

    C = Do not clean the machine by means immediately. of high-pressure cleaning equipment (Fig. 1/2) Minuteman Decal (Fig. 1/1) Machine identifi cation number (Fig. 1/2) Dirty water drain hose (Fig. 1/3) Infl ation Pressure (Fig. 1/4) = 65 psi Fig.1...

  • Page 10: First Operation

    3. Install batteries and connect battery mode: Minuteman dealer. Your Minuteman cable, see maintenance chapter. • Disconnect main plug of the charger from dealer will be informed upon delivery of 4.

  • Page 11: Stopping The Machine

    Start moving machine Observe the legal directives 2.9 Tie Down Points immediately after lowering and local regulations for disposal When transporting unit on a vehicle or the scrub head,otherwise the of detergents, see Water trailer, the machine must be protected brushes may leave traces on Management Act.

  • Page 12: Operation

    3 Operation 3.1 Method Of Operation General The E28/30/33 is a vacuum scrubbing machine for wet cleaning of hard surfaced fl oors. 3.1.1 Scrub Head Assembly Lower the scrub head assembly (Fig. 3/1) via pedal before scrubbing. The brushes will rotate and the water supply turns on automatically.

  • Page 13: Squeegee

    (Fig. pad holder with centerlock and squeegee 3/4) by a vacuum motor and suction blades are available. Contact your Minuteman hose. For cleaning and collecting Dealer for more information water in places where access is diffi...

  • Page 14: Control Panel & Operation Indicators

    3.2 Control Panel & Operation Indicators 3.2.1 Operating Panel Display Key Switch Battery Charge Indicator LDS Indicator Symbol for Brush Drive Symbol for Vacuum Motor Hour Meter Symbol for Service Indicator Drive Direction Control (9a) with speed control knob (9b)and bail handle (9c) Page 14 Fig.4...
  • Page 15 Display (Fig. 4/1) LDS Indicator (Fig. 4/4) This panel allows centralized monitoring Upon switching on, the LDS indicator is of functions and status of all illuminated on the panel to show the current available operating modes. battery charge condition during operation. For additional Information see chapter on Service Indicator (Fig.

  • Page 16: At The Machine

    3.2.2 At The Machine Brush deck pedal Opening of solution tank Solution control Sqeegee lever Solution tank fi lter Recovery tank drain hose Solution tank drain hose (Solution level indicator) Brush ejector Power Cord For Charger Fig.5 Page 16...
  • Page 17 Brush deck pedal (Fig. 5/1) Power cord for charger (Fig. 5/9) Use this pedal to lift and lower the brush deck. The pwer cord supplies the charger unit with power. Opening of solution tank (Fig.5/2) The solution tank is fi lled after folding up the opening. Solution control (Fig.

  • Page 18: Technical Data

    4 Technical Data *Add 7.3 kgs / 16 lbs for Gel Batteries Page 18...
  • Page 19 Noise emission The sound pressure level measured under maximum conditions of use (LwA) according dB(A) 82 to DIN EN 60335-2-72 amounts to: The sound pressure level measured (at the ear of the driver) under normal conditions dB(A) 67 of use (LpA) according to DIN EN 60335-2-72 amounts to: Measurement inaccuracy (KpA): dB(A) 1.6 Vibration...

  • Page 20: Maintenance And Care

    The Minuteman System Maintenance: To be performed by qualifi ed personnel 5.1 General • Guarantees reliable operability of the of an authorized Minuteman Service Center Before performing Minuteman machines (Preventive in accordance with the machine-specifi c maintenance you are maintenance)

  • Page 21: Maintenance Document

    5.2 Maintenance Document Handing over System Maintenance II System Maintenance I System Maintenance I 250 operating hours 125 operating hours 375 operating hours Upgrade Workshop stamp Workshop stamp Workshop stamp Test drive Handing over to the customer Insttuction carried out on: carried out on: carried out on: carried out on:...

  • Page 22: Maintenance Schedule

    5.3 Maintenance Schedule System Maintenance K (performed by the Customer) The daily and weekly maintenance intervals are to be performed by the customer / operator. Interval To Be Performed Daily Weekly Fill solution tank and proceed to chemical agent dosage Charge batteries Check scrub head and clean if required Check squeegee and clean if required...
  • Page 23 System Maintenance I The following maintenance works are to be performed by an authorized Minuteman Service workshop. Interval To be performed Every 125 hours of operation Check battery charger Check tank lid seal of the recovery tank and replace if required...
  • Page 24 System Maintenance II The following maintenance works are to be performed by an authorized Minuteman Service workshop. Interval To Be Performed Every 250 hours of operation Perform maintenance according to System Maintenance I Inspect steering rollers for tread damage and bearing slackness and replace if required...
  • Page 25 System Maintenance S (Safety check) The following maintenance works are to be performed by an authorized Minuteman Service workshop at least once yearly. Interval To be Performed Every 500 hours of operation Perform maintenance work according to System Maintenance II...

  • Page 26: Battery Systems

    5.4 Battery Systems LDS Display Charger Indicator Charger AC Power Cord for Charger Battery Connector Batteries Recovery Tank Support Wiring Diagram The handling and changing of batteries by qualifi ed persons only! Fig.7 Page 26...

  • Page 27: Charging The Batteries

    5.4.3 Removing Batteries before starting the machine and grease poles. Park machine on level ground. for the fi rst time. Minuteman Switch off machine by key switch. cannot be held liable for Open empty dirty water tank (Fig.7/7) 5.4.5 Disposal of Batteries battery damage resulting and secure with support (Fig.

  • Page 28: Solution Tank

    5.5 Solution Tank Solution Tank Solution Full Marker Fill Level Hose Clean Water Filter Solution Tank Lid Fig.8 Page 28...

  • Page 29: Filling The Solution Tank

    5.5.1 Filling the Solution Tank 5.5.3 Cleaning Clear Water Filter Fill solution tank (Fig. 8/1) before operation or as required. Check clean water fi lter (Fig. 8/4) at weekly intervals. Clean Park vehicle on level ground. Open tank lid (Fig. 8/5) or replace if required.
  • Page 30 5.6 Recovery Tank 1 Recovery Tank 2 Recovery Tank Drain Hose 3 Suction Filter 4 Recovery Tank Lid Fig.9 Page 30...

  • Page 31: Empty Recovery Tank

    5.6.1 Empty Recovery Tank 5.6.2 Cleaning the Recovery Tank Clean recovery tank (Fig. 9/1) at daily intervals, as required Clean the recovery tank (Fig. 9/1) at daily intervals or as or upon acoustic signal (increased suction motor speed). required. Take machine to appropriate place for discharge. Empty recovery tank, see paragraph 5.6.1.

  • Page 32: Scrub Head

    5.7 Scrub Head 5.7.1 Cleaning Brushes 5.7.2 Changing Brushes 1 Pedal for Scrub Head Lift Clean scrub brushes (Fig.10/2) at daily intervals Check brushes for wear at weekly intervals. 2 Scrub Head or as required. Replace brushes if bristles are worn down to a 3 Brush Ejectors length of 1.5 cm.

  • Page 33: Cylindrical Brush Deck

    5.8 Cylindrical Brush Deck 5.8.1 Clean Dirt Hopper 5.8.2 Remove Brushes Brush toothing Clean dirt hopper (Fig. 11/2) at daily intervals or Release brush seating (Fig. 11/7) by Dirt hopper as required. locking lever (Fig. 11/8). Cylindrical brush deck Remove brush seating by lowering and Remove dirt hopper from the right machine side Defl...

  • Page 34: Squeegee

    5.9 Squeegee 5.9.1 Cleaning the Squeegee 5.9.2 Changing the Squeegee Blades Check the squeegee (Fig. 11/1) daily Check the inner and outer squeegee 1 Squeegee and clean as necessary. blades on the squeegee (Fig. 11/1) weekly 2 Star-shaped knob To clean it lift the squeegee out, pull for signs of wear.

  • Page 35: Adjusting The Blades Angle Adjustment

    5.9.3 Adjusting the Blades Angle Adjustment The angle adjustment is the decisive factor in ensuring that the squeegee blades on the squeegee lie evenly on the fl oor. Park the machine on a level surface and lower the squeegee. Loosen the counternut on the adjusting screw (Fig.
  • Page 36 Height Adjustment The height adjustment is set to 3mm at the factory. If streaks are produced, despite an optimum angle adjustment, the clearance between the casters and fl oor must be adjusted by changing the number of washers on the holder.
  • Page 37 Page 37...
  • Page 38 “More Than Just Clean” Minuteman is a Full Line Manufacturer of Sweepers and Scrubbers, for Industrial Facilities. Minuteman,Inc. A member Of The Hako Group 988745UM REV A 07/2022...

This manual is also suitable for:

E30E33

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