Nobles SS300 Operator's Manual
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Nobles SS300 Operator's Manual

Walk- behind floor scrubber
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ENGLISH
®
SPEED SCRUB 300
®
WALK- BEHIND FLOOR SCRUBBER
R
OPERATOR MANUAL
9014512
Rev. 02 (10-2022)
For the latest Parts manuals and other
language Operator manuals, visit:
*9014512*
www.nobles.com/manuals

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  • Page 1 ENGLISH ® SPEED SCRUB 300 ® WALK- BEHIND FLOOR SCRUBBER OPERATOR MANUAL 9014512 Rev. 02 (10-2022) For the latest Parts manuals and other language Operator manuals, visit: *9014512* www.nobles.com/manuals...
  • Page 2 Trojan is a registered trademark of Trojan Battery Company. Specifications and parts are subject to change without notice. ATTENTION: Do not remove machine from pallet Original Instructions. Copyright E2015- 2022 Tennant Company. without using ramp, machine damage may occur. All rights reserved. Nobles Speed Scrub 300 (10- 2022)

  • Page 3: Table Of Contents

    SYSTEM SERVICE INDICATOR CODES - OPTION ......Nobles Speed Scrub 300 (10- 2022)

  • Page 4: Operation

    If the machine will be operated where cell phone use is restricted because of concerns related to equipment interference, please contact a Tennant representative for information on how to disable the cellular communication functionality. Nobles Speed Scrub 300 (10- 2022)
  • Page 5 Use a hoist or adequate assistance when lifting batteries. Battery installation must be done by trained personnel. Wear personal protection equipment as needed and where recommended in this manual. For Safety: wear protective gloves. For Safety: wear eye protection. Nobles Speed Scrub 300 (03- 2015)

  • Page 6: Safety Labels

    Electrical hazard. Magnetic Field Hazard. Magnetic Disconnect battery pad driver/brush can be harmful cables before servicing to pacemaker wearers or medical machine. implants. Located on circuit breaker Located on Insta-Click magnetic panel. pad driver/brush. Nobles Speed Scrub 300 (02- 2017)

  • Page 7: Machine Components

    11. Squeegee foot pad 12. Squeegee assembly 13. Control handle 14. Control handle start bail 15. Speed control knob (drive model) 16. Forward/Reverse lever (drive model) 17. Control panel display 18. Emergency stop button (option) Nobles Speed Scrub 300 (10- 2022)

  • Page 8: Machine Symbols

    5. Telemetry Connectivity indicator (Option) - Lights up blue when machine is connected to the cloud. No detergent (ec-H2O option) Water temperature (ec-H2O option) Solution flow No Solution flow Circuit breaker Cloud Connectivity (Telemetry option) Nobles Speed Scrub 300 (10- 2022)

  • Page 9: Installing Batteries

    Use insulated tools when working near batteries. FIG. 4 BLACK 3. Reconnect the battery cable connection after FIG. 2 installing battery pack. IMPORTANT: Make sure that the machine’s battery charger is properly set before charging. See BATTERY CHARGER SETTINGS. Nobles Speed Scrub 300 (03- 2015)

  • Page 10: How The Machine Works

    Heavy duty stripping pad (Black) - Used for aggressive stripping of heavy finishes/sealers, or very heavy duty scrubbing. Surface preparation pad (Maroon) - Used for very aggressive chemical free removal of floor finish to prepare the floor for re-coating Nobles Speed Scrub 300 (03- 2015)

  • Page 11: Machine Setup

    3. Connect the vacuum hose to the squeegee quick counter-clockwise turn to engage hub (Figure assembly (Figure 7). 10). View through the scrub head window to align lugs. FIG. 7 FIG. 10 Nobles Speed Scrub 300 (03- 2015)

  • Page 12: Installing Brush/Pad - Insta-Click Magnetic Disk (Option)

    (Figure 13). FIG. 15 3. Place the pad driver/brush under the scrub head and lift into position. The Insta-Click pad driver/brush will automatically click into position (Figure 16). FIG. 13 FIG. 16 Nobles Speed Scrub 300 (03- 2015)

  • Page 13: Installing Pad - Orbital

    (Figure 22). 1. Step down on the scrub head lift pedal to raise the scrub head off the floor (Figure 19). FIG. 22 FIG. 19 Nobles Speed Scrub 300 (03- 2015)

  • Page 14: Filling Solution Tank

    The solution tank fill- port is equipped with two hose 26). clips to hold hose while filling. The two clips are different hose diameter sizes (Figure 28). FIG. 26 6. Replace debris tray. FIG. 28 Nobles Speed Scrub 300 (03- 2015)

  • Page 15: Ec-H2O Nanoclean Water Conditioning Cartridge (Ec-H2O Model)

    ATTENTION: Do not step on accessory rate for up to 75 minutes. rails, damage may occur. Nobles Speed Scrub 300 (10- 2022)

  • Page 16: Machine Operation

    (Figure 33). ATTENTION: During first time use and after replacing the water conditioning cartridge, the ec-H2O system will automatically override the selected solution flow rate for up to 75 minutes. FIG. 35 Nobles Speed Scrub 300 (10- 2022)
  • Page 17 NOTE: Release the down pressure level when raising scrub head. FIG. 38 FIG. 41 12. To stop scrubbing, release the start bail and raise the scrub head and squeegee assembly off floor. Turn key off and set parking brake, if equipped. Nobles Speed Scrub 300 (03- 2015)

  • Page 18: While Operating Machine

    8. When leaving the machine unattended, remove the key and set the parking brake, if equipped. 9. Do not operate machine in areas where the ambient temperature is above 110F/43C or below freezing 32F/0C. Nobles Speed Scrub 300 (10- 2022)

  • Page 19: Circuit Breaker Panel

    The circuit breaker panel is protected by a splash guard. To access the circuit breaker panel when the recovery tank is in the down position lift the splash guard as shown (Figure 46). FIG. 46 FIG. 48 Nobles Speed Scrub 300 (10- 2022)

  • Page 20: Draining Solution Tank

    4. Remove the solution tank filter and clean screen after every 50 hours of use (Figure 54). Solution filter is located under machine at rear. Drain FIG. 51 solution tank before removing filter. FIG. 54 Nobles Speed Scrub 300 (03- 2015)

  • Page 21: Service Indicator Codes

    Brush motor shorted fault. Contact service.   S  S Charger communication fault Restart. If fault code persists, contact service. S    S Scrub control board comm. fault ec-H2O system comm. fault Nobles Speed Scrub 300 (10- 2022)

  • Page 22: On-Board Battery Charger Service Indicator Codes

    80F/27C or less. If fault persists, contact ser- vice. Charger communication fault Restart charger. If fault code persists, contact S    S service. Charger timer exceeded maximum charging Replace Batteries. S   S  time. Interrupts charging cycle. Nobles Speed Scrub 300 (03- 2015)

  • Page 23: Ec-H2O System Service Indicator Codes - Option

    *Verify if cleaning detergent was added to solution tank. If ec-H2O system was operated with cleaning detergent, drain solution tank, add clear water and operate the ec-H2O system until the fault code clears. Nobles Speed Scrub 300 (10- 2022)

  • Page 24: Maintenance

    Lower orbital isolators Replace (4 qty) 750 Hours Vacuum motor Replace carbon brushes 1250 Hours Propel motor Replace carbon brushes Brush motor Replace carbon brushes Brush belt Replace belt O = Operator T = Trained Personnel Nobles Speed Scrub 300 (03- 2015)

  • Page 25: Machine Maintenance

    2. Remove the debris tray and empty (Figure 56). FIG. 60 6. Insta-Click pad driver/brushes - clean any debris FIG. 56 buildup from hub connection area (Figure 61). 3. Remove and clean the float shut-off screen (Figure 57). FIG. 61 FIG. 57 Nobles Speed Scrub 300 (03- 2015)

  • Page 26: After Weekly Use

    9. Clean the outside surface of the machine with an all purpose cleaner and damp cloth (Figure 64). FIG. 68 FIG. 64 10. Cylindrical scrub head - Remove and clean debris trough (Figure 65). FIG. 65 Nobles Speed Scrub 300 (03- 2015)

  • Page 27: After Every 50 Hours Of Use

    Replace motor carbon brushes as indicated. Contact trained personnel for carbon brush replacement. Carbon Brush Replacement Hours Vacuum motor Propel motor (drive model) 1250 Disk brush motor 1250 FIG. 71 Cylindrical brush motor 1250 Orbital brush motor 1250 Nobles Speed Scrub 300 (03- 2015)

  • Page 28: Belts

    Add distilled water if low. DO NOT OVERFILL. The electrolyte will expand and may overflow when charging. After charging, distilled water can be added up to about 3 mm (0.12 in) below the sight tubes. FIG. 75 Nobles Speed Scrub 300 (03- 2015)

  • Page 29: Checking Connections / Cleaning

    LEAD-ACID BATTERIES. 4. For models equipped with on-board chargers, remove the charger’s power cord from the storage hooks and plug power cord into a properly grounded wall outlet (Figure 78). FIG. 77 FIG. 78 Nobles Speed Scrub 300 (03- 2015)

  • Page 30: Battery Charger Settings

    NOTE: The manual method is only an alternative if unable to change setting by use of the Service Application Software performed by Service. 1. Disconnect battery cables (Figure 82). FIG. 81 Nobles Speed Scrub 300 (02- 2017)
  • Page 31 9. To set the BDI for the new battery type, plug the on- board battery charger cord into an electrical outlet. The machine’s software will automatically reprogram the BDI to the new battery type. Nobles Speed Scrub 300 (02- 2017)

  • Page 32: Manual Battery Watering System (Trojan Battery Option)

    2. After charging batteries, check the electrolyte level indicator on each battery cap. If any of the indicator floats are low, add water as described in the next step (Figure 87). Distilled Water FIG. 90 Level Indicator Float FIG. 87 Nobles Speed Scrub 300 (10- 2022)

  • Page 33: Squeegee Blade Replacement

    2. Fully loosen the two outside knobs on squeegee assembly. This will separate the spring loaded blade retainer from squeegee frame (Figure 92). To loosen the knobs quickly, squeeze the blade retainer and squeegee frame together. FIG. 95 FIG. 92 Nobles Speed Scrub 300 (10- 2022)

  • Page 34: Ec-H2O Nanoclean Water Conditioning Cartridge Replacement

    3. Disconnect the two hose connectors from the top of the cartridge by pressing the gray collars inward and pulling the connectors outward (Figure 97). Lift cartridge to remove. Solution flow button Gray Collar FIG. 99 FIG. 97 Nobles Speed Scrub 300 (03- 2015)

  • Page 35: Loading/Unloading Machine For Transporting

    Add clean water to solution tank and operate truck. the machine to flush system. ATTENTION: Do not use control console area or accessory storage rails for tie-down locations, damage may occur. FIG. 101 Nobles Speed Scrub 300 (02- 2017)

  • Page 36: Troubleshooting

    Reset circuit breaker Poor scrubbing Debris caught in brush/pad Remove debris performance Worn brush/pad Replace brushes/pad Incorrect brush pressure Adjust brush pressure Wrong brush/pad type Use correct brush/pad for application Low battery charge Recharge batteries Nobles Speed Scrub 300 (03- 2015)

  • Page 37: Troubleshooting - Continued

    Defective battery or end of battery life Replace batteries Battery discharge indicator (BDI) See CHARGING BATTERIES programmed incorrectly Faulty charger Replace battery charger Brush pressure set too high Lower brush pressure. Lower dual down pres- sure lever Nobles Speed Scrub 300 (03- 2015)

  • Page 38: General Machine Dimensions/Capacities/Performance

    84.3 dB(A) 84.3 dB(A) 84.3 dB(A) uncertainty K Machine vibration at hand-arm* <2.5 m/s Ambient operating temperature Min: 32F/0C, Max: 110F/43C *Values per EN 60335- 2- 72. Specifications are subject to change without notice. Nobles Speed Scrub 300 (10- 2022)

  • Page 39: General Machine Dimensions/Capacities/Performance

    SPECIFICATIONS GENERAL MACHINE DIMENSIONS/CAPACITIES/PERFORMANCE MODEL 24 in / 60 cm 20 in / 50 cm 20 in / 50 cm Dual Disk Cylindrical Brush Orbital Length 51.75 in / 1314 mm 50.5 in / 1283 mm 49 in / 1245 mm Width 26 in / 660 mm 25 in / 635 mm...

  • Page 40: Machine Dimensions

    508 mm 17 in / 43 cm 17 in / 43 cm Model Model 54 in 22 in 1372 mm 559 mm 20 in / 50 cm 20 in / 50 cm Model Model Nobles Speed Scrub 300 (03- 2015)
  • Page 41 SPECIFICATIONS DUAL DISK MODEL 30.4 in 772 mm 43.1 in 1095 mm 51.25 in 26 in 1314 mm 660 mm Speed Scrub 300 (03- 2015)
  • Page 42 SPECIFICATIONS CYLINDRICAL BRUSH MODEL 30.4 in 772 mm 43.1 in 1095 mm 50.5 in 25 in 1283 mm 635 mm Nobles Speed Scrub 300 (03- 2015)
  • Page 43 SPECIFICATIONS ORBITAL PAD MODEL 30.4 in 772 mm 43.1 in 1095 mm 49 in 20.5 in 1245 mm 521 mm Speed Scrub 300 (03- 2015)

This manual is also suitable for:

Speed scrub 300Ec h2o speed scrub 300

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