Bulldog SS20 - Scrubber Depot
Contents
1. 1 PE py Seas ae 20 lt lt a a a Rear Squeegee Cleaning the Squeegee Changing the Squeegee Blades A Squeegee Check the squeegee A daily and clean Check the inner and outer squeegee blades Star shaped knob as necessary on the squeegee A weekly for signs of Adjusting screw for angle adjustment 1 Pull off the suction hose D wear The squeegee blades can be reused D Suction hose 2 Loosen the two star shaped knobs turning them can be turned for four total E Blade fastening latch 3 Remove the squeegee A uses F Washers for caster height adjustment 1 Pull off the suction hose D loosen the G Caster Wheel Axle two star shaped knobs B and remove the squeegee 2 Unlock the fastening device E and re move the outer squeegee blade Turn the squeegee blade or install a new one as necessary Change the inner squee gee blade in the same way Machine Overview 12 Squeegee Blades Angle Adjustment The angle adjustment is the decisive factor in ensuring that the squeegee blades on the squeegee lie evenly on the floor 1 Park the machine on a level surface and lower the squeegee 2 Loosen the lower wing nut B on the ad justing screw A and adjust the squeegee using the adjusting screw so that the ends of the squeegee blades still have contact with the floor By turning the adjusting screw A counterclockwise the clear a2. User Manual Walk Behind Scrubber Traction Drive Cylindrical Deck www bulldogscrubbers com 877 292 3935 This manual is furnished with each new Floor Scrubber This provides the necessary operating and preventive maintenance instructions Operators must read and understand this manual before operating or servicing this machine This machine was designed to give you excellent performance and efficiency For best results and minimal cost please follow the general guidelines below Operate the machine with reasonable care Follow the manufacturer s suggested maintenance instructions as provided in this booklet Use original Manufacturer supplied parts li f 145 Technical Specifications Model Model No Current Max Battery Capacity Lead Acid Battery Capacity Gel Sound Level Cleaning path width Squeegee width Productivity Working speed Transport Speed Rated voltage Vacuum flow Vacuum water lift Vacuum power Brush type Brush motor s power Number of brushes Brush RPM Solution capacity Recovery capacity Working Grade Weight with batteries Weight without batteries Dimensions LxWxH Drive Motor Power e4 61 34 186 44 5 i113 Floor Scrubber Traction Drive Cylindrical SS20 40 amps 140Ah 20 hr 100Ah 20 hr 69 dBA 20 in 51 cm 34 in 86 cm 27 280 ft hr 2 534 3 1 mph 5 km hr 3 mph 4 8 km hr 24 volts 65 cfm 110 m hr 45 inches 112mbar 60 HP
3. 6 gt 6 ace secre ES E E e E 6 Squeegee Lift Lever 6 a enone nie cereal ner a EAER ESE RA 6 Pe SS e ES E md E E N E E EE E EE E 6 Charge Statws MACIO sssaaa nee eee ner 6 OBO ie Aour r E 7 Fe A 7 BOTY CON MOAI 7 Diagnostic Gode GUE saser aA E E AA Saaana 8 Handie Adjuster sarreran a ae aa eaaa aana 8 Ange Adusien sererai E a 8 POS OPT Al FR UTS UG n era araoe 8 Tank Drain MO ose 9 SOIT Level MING AON sninn ani raia 9 LOA a Ea r E A 9 ONS EON seanna a e E RE 10 Screened Float 10 In Line Solution Filter Assembly cccccccccccccccecececeeeecececececececeeeesesecececeeeseeananeeeeeeeneanananeeas 11 PS hl US e e E E E E E E E E E 11 Cleaning the 11 Changing the Squeegee 11 SS 12 12 Squeegee Blades sea cenarincectntentocencrwtpiraeeswdineleceeatubad ansensinstweu sarah tuseaeanasianiaaagtedu
4. Controls A BAIL HANDLE B HANDLE ADJUSTMENT KNOB KEY SWITCH D DIRECTION SWITCH E SQUEEGEE LIFT LEVER F BATTERY FAULT GAUGE G SPEED CONTROL H CHARGE STATUS INDICATOR SOLUTION CONTROL LEVER Bail Handle A When the scrub deck is lowered to the floor the bail handle enables the brush motor and moves the machine forward once depressed Handle Adjustment Knobs B Allows the handle position to be raised or lowered Key Switch C Controls the machine s power Off On with a key for safety When it is turned to the on position the machine will operate Direction Switch D This 3 position switch sets the direction the machine will move when the bail handle is pulled The middle position is neutral brushes amp vacuum will operate but machine will not move Squeegee Lift Lever When moved to the top position the squeegee 15 lowered and the vacuum motor is turned on When locked in the bottom position the squeegee is raised and the vacuum motor shuts off after 10 second delay Battery Fault Gauge F This gauge displays the remaining battery charge This gauge also displays any fault codes that might occur with the Drive Motor Controller see Diagnostic Codes Speed Control G This control sets the speed at which the machine will move Charge Status Indicator H This gauge displays the status of the batteries during charging The gauge has a readout of 3 LEDs 1 Green 1 Yellow 1 Red Green indicating a full
5. 450 W Cylindrical 3 4 HP 550W 2 600 RPM 12Gal 45 liters 13 Gal 49 liters 2 370lbs 168 kg 235 Ibs 107 kg 44 5 x 24 0 x 38 0 112 8 x 47 8 x 107 4 cm 1 5 HP 150W Table Of Contents Salety go Vel e 9 eee eee 4 IMPORTANT SAFETY INSTRUC TIONG vresncisesncinckieianwadperasencnetinvkwnsndersceeosensnseansngscnanecsagentesioues 4 FOR SAFETY DURING OPERATION a 4 FOR SAFETY WHEN SERVICING or MAINTAINING MACHINE 4 Unpacking INSU CUOINS 4 a E 4 E E E E E 4 EAE AE EA A AE AE EE A S C E E E EEA 4 Operalor Responsibly sssrinin EERTE RE E RER 4 Machin 2 EREE EEEE EENE R AESA REEE 5 Machine Overview ee ne 5 Machine Overview 5 6 ede nawedon tenn eyes N EEE A 6 Handle Adjustment KNODS
6. MACHINE Stop on level surface the power to the machine by unplugging the red Battery connector located under the recovery tank near the atteries Avoid moving parts Do not wear loose jackets shirts or sleeves when working on machine Avoid contact with battery acid Battery acid can cause burns When or around batteries wear protective clothing and safety glasses Remove metal jewelry Do not lay tools or metal objects on top of batteries Charging batteries generates explosive gasses Do not charge batteries when open flames or sparks are present Do not smoke Make sure the charger is turned off before disconnecting it from the machine Charge the batteries in a well ventilated area with the battery cover removed completely Do not clean machine with a pressure washer Authorized personnel must perform repairs and maintenance Use Manufacturer supplied replacement parts SAVE THESE INSTRUCTIONS Unpacking Instructions Inspection Carefully unpack and inspect your Walk Behind Scrubber for shipping damage Follow unpacking instructions on shipping pallet Each unit has been tested and thoroughly inspected before shipment Any damage is the responsibility of the delivery carrier who should be notified immediately Electrical This machine is battery operated and designed to operate on 24 volts DC 2 12 volt batteries Batteries The recommended batteries are rated 140Ah WET Manufacturer s P N 956140 or 100Ah
7. charge Yellow indicating 80 charged Red indicating the batteries are charging Solution Control Lever I This lever controls the rate at which solution is dispensed Moving the lever up will increase the amount of solution Moving lever down will decrease the amount Moving the lever all the way down shuts off solution flow Machine Overview Optional Hour Meter The manufacturer offers an optional hour meter for the Floor Scrubber The optional kit replaces the power cord mounting bracket at the rear of the machine with one that contains an hour meter which records the brush motor operating time Kit K E1720HM Circuit Breakers The circuit breakers are located at the bottom of the back panel of the machine Main Control Circuit Breaker 4A Brush Motor Circuit Breaker 30A Vacuum Motor Circuit Breaker 20A Drive Motor Circuit Breaker 20A If any of the functions above are not operating check if the circuit breaker buttons have tripped Press to reset Battery Compartment The battery compartment is located under the recovery tank The Battery compartment can be accessed for servicing and maintenance by tilting the recovery tank make sure recovery tank has been drained before tilting The battery compartment contains two 12 volt batteries connected in series Connect the batteries according to the battery con nection diagram see diagram The recommended batteries are 140Ah Manufact
8. Drain and rinse the recovery tank e Check under the machine for leaks e Check the service records to determine maintenance requirements WARNING Be sure you understand the machine controls and their functions While on ramps or inclines avoid sudden stops when tanks are filled Avoid abrupt sharp turns Slow down driving speed when going downhill 15 Machine Operation To Turn ON Machine Turn key to operate position 1 Wait for battery gauge to stop flashing If flashing continues see troubleshooting guide To Turn ON Vacuum Lower squeegee into operating position vacuum motor will turn ON automatically To Turn ON Brush Motor Lower the scrub deck to the floor by moving the brush lift pedal from the home down position to the operating position up Depress the operator bail handle Brush motor will turn ON To Turn on Cleaning Solution Move solution lever from closed down position up to the desired flow position With the scrub deck on the floor depress the bail handle solution will begin to flow Note The solution solenoid will stop solution flow whenever the bail handle is released Direction Switch Select direction of machine by moving the directional rocker switch from the neutral position to the forward or reverse position The direction of the machine movement is shown on the operator panel with forward and reverse arrows Speed control Move the speed dial to the desired position Turning th
9. MAINTENANCE FREE GEL Manufacturer s P N 956100 We do not recommend mixing AMP hour capacities Alternate battery sets can be used if they equal physical size and capacity If alternate battery sets are used please contact the manufacturer for on board charger settings Operator Responsibility Read this manual carefully before operating this machine The operator is responsible for taking care of the daily maintenance and check ups of the machine to keep it in good working condition The operator must inform the service mechanic or supervisor when the scheduled maintenance intervals are required as stated in the MAINTENANCE section of this manual Before starting familiarize yourself with the machine and its controls see Machine Overview Front Machine 23 Overview Rear Control Console diagrams Machine Overview Machine Overview Front CUP HOLDER SOLUTION FILL PORT RECOVERY TANK LID RECOVERY TANK BRUSH DECK FRONT WHEEL see note REAR CASTER SOLUTION TANK NOTE Front tires are foam filled to be maintenance free No air can be added Machine Overview Rear 7AMOOW SLY BAIL HANDLE SQUEEGEE LIFT LEVER RECOVERY TANK DRAIN HOSE ONBOARD CHARGER CORD CIRCUIT BREAKERS RECOVERY HOSE TAC CONTROL PANEL SOLUTION TANK DRAIN HOSE LEVEL INDICATOR BRUSH LIFT PEDAL REAR SQUEEGEE DIAGNOSTIC CODE GUIDE SOLUTION CONTROL LEVER Machine Overview
10. al screen WARNING Damage to the machine may occur if operated without the screened float properly in place Screened Float Removal The screened float is positioned between the vacuum manifold A and recovery tank C The screened float B can be accessed by removing the 1 5 bolt D and two 1 25 bolts E that attach the manifold to the recovery tank using a 7 16 socket Vacuum Manifold Screened Float Recovery Tank 1 5 Bolt 1 25 Bolt 2 Helical Washer 3 Flat Washer 3 Twist amp lift clean out large debris 11 Machine Overview In Line Solution Filter Assembly The pump and solution solenoid which shuts off solution flow when the bail handle is released are protected from debris by the in line filter assembly The filter assembly is located at the front of the machine above the brush deck It is important to check and clean the screened washer inside the assembly regularly to ensure proper solution flow After shutting off solution flow unscrew the assembly Note that the cone of the washer is facing away from the pump Remove washer and rinse reinsert and screw assembly together tightening by hand Overtightening with tools may damage the plastic threads A Fitting MGHT B Screened Washer ett j lt a Hose Barb Insert es had D Fitting FGHT ie 1 78 2 ar 4 a T
11. d All machine components have been designed as a total system to efficiently clean dirty floors Please contact your representative for specific recommendations for the correct brush type and chemical applications Before using the machine always perform the following steps to ensure proper machine operation e Check under the machine for leaks e Check the rear squeegee for wear and damage e Check the solution and recovery tank levels After using the machine always perform the following steps e Check the battery charge level Charge batteries if necessary When charging batteries extra precaution is required Battery acid can cause burns When working on or around batteries always wear protective clothing and safety glasses Remove metal jewelry Do not lay tools or metal objects on top of the batteries Charging batteries generate explosive gasses DO NOT CHARGE BATTERIES WHEN OPEN FLAMES OR SPARKS ARE PRESENT DO NOT SMOKE Charge the batteries in a well ventilated area Fluid levels should be checked before and after charging and maintained at the proper levels If low add distilled water until the metal plates are covered If the machine is not used for an extended period of time batteries should be kept fully charged with a boost charge once a week e Check for wire string or twine wrapped around the scrub brushes e Check the rear squeegee for wear and damage e Check the rear squeegee suction hose for obstructions e
12. e dial clockwise increases the speed Turning the dial counterclockwise decreases the speed Driving Depress the operator bail handle the machine will move in the direction selected To Charge Batteries When the battery fault gauge reaches the red zone the batteries need to be recharged Take the machine to a well ventilated area unwind the battery charger power cord from the electrical box cover and plug into an appropriate power source After approximately 10 seconds the battery charge status indicator will turn on Check the battery water levels before each use refill as needed with distilled water Caution do not overfill Fill water 1 4 1 2 above the separators Failure to maintain the batteries may result in battery failures WARNING Charging batteries generates explosive gasses Do not charge batteries when open flames or sparks are present Do not smoke Charge the batteries in a well ventilated area Hour Meter Optional Hour meter will automatically record operating time of the brush motor After Use After Use 1 When finished scrubbing lift the scrub deck Lift the rear squeegee the vacuum motor will turn off after 10 seconds Move the machine to a service area for daily maintenance and review items that may need service Remove debris tray from the brush deck clean out and rinse Empty the solution tank by disconnecting the solution tank drain hose from the barb fitting and routing hose to a drain R
13. he battery lockout function is active and the controller is in a restricted mode of operation Check the connections to the battery If the connections are good try charging the battery There is a bad connection to the motor Check all connections between the motor and the controller The motor has a short circuit to a battery connection Contact your service agent The battery charge level has fallen below the Battery Lockout level and the controller is inhibiting certain machine functions Charge the battery Not used The controller is being inhibited from driving this may be because the battery charger is connected The bail handle was activated prior to turning the machine on Make sure that the bail handle is in the rest position Restart the key switch A controller fault is indicated Make sure that all connections are secure Not used An excessive voltage has been applied to the controller This is usually caused by a poor battery connection Check the battery connections www bulldogscrubbers com 877 292 3935 Rev 12 09
14. her capacity The following information below may cause a potential hazard to the operator and equipment Read this manual carefully and be aware when these conditions can exist Take necessary steps to locate all safety devices on the machine and train the personnel operating the machine Report any machine damage or faulty operation immediately Do not use machine if it is not in proper operating condition FOR SAFETY DURING OPERATION Keep hands and feet clear of moving parts while machine is in poo sure all safety devices are in place and operate properly All covers doors and latches must be closed and fastened efore use During operation attention should be paid to other persons in the work area and especially if small children are present Electric motors and components can cause an explosion when operated near explosive materials or vapor Do not operate this machine near flammable materials such as solvents thinners fuels grain dust etc ae or park machine on a level surface only To prevent unauthorized use machine should be stored or parked with the key removed This machine is designed for level operation only Do not operate on ramps or inclines greater than 2 This machine is not suitable for picking up hazardous dusts Use caution when moving this machine into areas that are below freezing temperatures Any water in the tanks or hoses can cause damage to the machine FOR SAFETY WHEN SERVICING or MAINTAINING
15. inse the tank with clean water to prevent any buildup of dried chemicals that could clog the plumbing Empty and clean the recovery tank by flushing with a hose Be sure to also clean the float shut off screen Remove the brush and rinse it in warm water and hang to dry Remove the rear squeegee and recovery hose rinse with warm water and reinstall after cleaning Check the maintenance schedule in the next section and perform any required maintenance before storing the machine 8 Store the machine indoors in a clean dry place Keep from freezing Leave solution and recovery tank lids open for ventilation to prevent odor buildup 9 Turn Key switch OFF O and remove key N NO of 16 Maintenance Weekly Monthly Charge Batteries Inspect Brush Deck Lubrication Grease Check Carbon Brushes Side Skirts for Debris Fittings Check Clean Tanks and Inspect and Clean In Hoses Line Solution Filter Check Clean the Brush Rinse off the underside of Brush Deck Check Clean the Check each Battery Squeegee Cell s Water Level Check Clean Vacuum Inspect and Clean Shut Off Float in Spray Jet Tip Recovery Tank Clean the brush deck debris tray Have a qualified service technician check the vacuum motor carbon motor brushes once a year or after 300 operating hours The brush motor and transaxle motor carbon brushes should be checked every 500 hours or once a year NOTE Refer to the Service Manual for more detail
16. n Turn key off turn on wait until battery gauge ing key on lights up without flashing Recovery tank full Empty recovery tank Excessive foam in recovery tank Empty recovery tank rinse off the screened float inside recovery tank Use less or change chemical Use defoaming agent Brushes may have flat spots from sitting for a Rotate one of the brushes the deck Use long period of time on the floor machine for 30 minutes flat spots will work themselves out Debris in brushes Remove debris from brushes Troubleshooting 18 RED LED lamp blinks once Warning Charger Warning Indicators LED status Description Output open circuit or short circuit or reverse polarity connection of charger to battery Battery voltage is too high may be connected to wrong voltage battery Abnormal cycle may be weak or bad battery Charging time has safety timed out due to battery RED LED lamp blinks twice problem Fault Diagnostic Codes The Battery Fault gauge will flash when a fault is detected A decal labeled Diagnostic Codes is located below the battery gauge as an abbreviated and convenient guide to determine the cause of the fault and the remedy refer to machine or see Diagnostic Code Guide section of this manual The flashing codes are for the following 1 Bar 2 Bar 4 Bar The battery needs charging there is a bad connection to the battery or dependent on programming may indicate that t
17. nce between squeegee blade and floor is increased in the center Fig 1 When turning the adjusting screw A clockwise the clearance between squeegee blade and floor is reduced in the center Fig 2 3 Switch the machine on and check the suction pattern When the machine is in operation the entire surface of the squee gee blades center and outer areas must be applied as evenly as possible 4 Tighten the lower wing nut on the ad justing screw A against the metal bracket to lock in the pitch setting Squeegee Blades Height Adjustment If streaks are present despite an optimum angle adjustment the clearance between the caster wheels and floor must be adjusted by changing the number of washers underneath the bracket that holds the wheel The squeegee height is preset at the factory to 3mm In cases of very smooth floors e g finished floors linoleum etc see 2mm illustration for washer configuration In cases of very uneven floors e g poorly laid tiles water does not run off configure as shown in 4mm illustration Keep the extra washers by installing them above the bracket as shown d mm 2 mm 13 Machine Overview Brush Deck Maintenance Spray jet Maintenance The spray jets deliver solution to the floor The spray tip should be cleaned weekly to ensure good cleaning results To Install p To Remove Figure 1 Figure 2 Spray tip removal and installation for clea
18. ning 1 Remove knob located above spray jet Figure 1 2 Pull spray jet cover up and hold for easy access to spray tip Figure 2 3 Remove spray tip by hand by pushing the tip up into the nozzle body and rotate 1 4 turn clockwise Figure 3 4 Reinstall by pushing spray tip up into the nozzle body and rotate 1 4 turn counterclockwise until tip will not turn Figure 3 NOTE Ensure that the tip is facing toward the deck Brush Deck Maintenance Debris Tray Maintenance The Debris Tray A collects debris from the floor during operation It must be cleaned regularly Remove the tray from the deck by tilting the bottom up then sliding it out to the side Empty the tray and rinse it Return the tray by sliding the top edge into the channel along the top rear corner of the deck The tray will fall into place when fully inserted Brush Loading Unloading 1 Raise brush deck Unscrew the knob on the right side of the deck as shown above Pull open the Hinged Cover A 2 The drive side of each brush has a black end cap with teeth Insert the drive side of the brush through the opening until engaged on to the Drive Hub B Figure 3 3 Insert Idle Hubs C into the brush es while closing the hinged cover Tighten the knob on the cover by hand ensuring that the hinged idle cover is flush to the deck 14 The Floor Scrubber Cylindrical This machine was designed with total operator comfort and ease of use in min
19. on maintenance and service repairs Regularly scheduled lubrication of certain machine parts should be performed to insure trouble free operation of the machine Apply a generous amount of grease into the fittings on the rear caster swivel 2 until grease seeps out around the bearings Apply lubricant or light machine oil to lubricate the e Pivot mounting point of the rear squeegee to the chassis 1 e Rear squeegee caster wheel axle 2 Troubleshooting 17 Poor water pick up Poor scrubbing performance Inadequate solution flow or no solution to the floor Machine does not move Machine does not operate Vacuum motor does not turn on Batteries do not charge Brush deck vibration Possible Cause Recovery hose to squeegee or recovery tank Reconnect or replace recovery hose disconnected damaged Solution tank empty Fill solution tank Solution lines filter or spray jet clogged Flush lines and clean solution filter and spray jet Brush motor circuit breaker has tripped Reset circuit breaker Pumps may take up to one minute to push Run pump until solution flows water after long periods of non use Squeegee is down and directional switch is Raise squeegee when in reverse mode in reverse position Traction drive circuit breaker has tripped Reset circuit breaker Batteries lost power Recharge batteries Directional switch in neutral position Activate FWD or REV position Bail handle depressed too quickly after tur
20. rom the factory in position 1 Machine Overview Plate Position 3 Plate Position 2 Plate Position 1 Fully Extended Solution Tank Drain Hose The solution tank may be drained by removing the Solution Tank Drain Hose A from the Hose Barb B and routing the hose to a floor drain Solution Level Indicator The Solution Tank Drain Hose also serves as a water level indicator for the solution tank The amount of water remaining in the solution tank can be seen through the clear drain hose Level markers molded into the solution tank are positioned at 1 4 1 2 3 4 and full levels Shipping Position Solution Fill Filter The Solution Fill Filter B should be cleaned regularly To remove simply open the Solution Tank Lid A and pull the filter out Machine Overview 10 Recovery Tank Drain Hose Twist cap to open and drain Screened Float If the recovery tank is overfilled or a large amount of foaming is present the screened float B blocks the vacuum intake inside the tank protecting the vacuum motor and internal electronics from water damage It is essential to keep the float in working order through regular maintenance The float should be cleaned daily by thoroughly rinsing with a hose Removal of the screened float is not necessary for daily maintenance At least once a month the screened float should be completely removed cleaned and checked for any damage to the seal or met
21. sionancusnniriiawndueny 12 12 Brush Deck 12 Brush IG AITO AGING 13 Brush Deck 13 The Floor Scrubber 14 2 2 15 TOUN ON MACHINE epn E E 15 TON y aC E E EA e 15 ON Brush MOTO orenean EE ee 15 Turmion Cleaning ra 15 a EE E E E E E 15 PECA CONTON snra r aE a n a E AEEA 15 cece tps EEEN E 15 To Charge Bateries 15 Hour Meter Optional 15 serrera na aaa EE EE EAER 15 Maintenant svesne iaaa aenak beaa det nce eet onkran 16 Safety Instructions IMPORTANT SAFETY INSTRUCTIONS Operators must read and understand this manual before operating or maintaining this machine Do not operate this machine in flammable or explosive areas This machine is designed solely for scrubbing dirt and dust in an indoor environment The Manufacturer does not recommend using this machine in any ot
22. urer s P N 956140 or 95Ah Manufac turer s P N 956100 Gel The battery tray may be drained if necessary using the orange drain hose located above the rear caster on the right side of the machine FRONT OF MACHINE Machine Overview Diagnostic Code Guide Diagnostic Codes The number of flashing bars on the battery gauge represent fault codes as indicated below When an error or fault occurs within the machine a fault code will appear on the battery gauge represented by a specified number of flashing LEDs See Trouble shooting for further information 4 7 _9_ High Battery Voltage Check condition of battery and connections Drive Inhibit Check battery charger drive is inhibited when plugged in Handle Adjustment The Floor Scrubber handle was designed with operator comfort in mind The angle and horizontal position of the handle can be adjusted to suit the needs of the operator Angle Adjustment The handle angle can be adjusted without tools by loosening the Angle Adjustment Knob A on each side and rotating the handle to the desired position There are five angular positions 11 25 apart for a total of 45 between the minimum and maximum position Horizontal Adjustment The horizontal position can be adjusted by removing the four Mounting Bolts two each side with a 9 16 socket and sliding the Mounting Plate P to one of the three available positions The machine is shipped f
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