HAKO PowerBoss Nautilus User Manual Download

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User Manual
Nautilus & Nautilus CE
Rider ScrubberSweeper

Models:

Diesel, Gasoline, & LPG

PowerBoss®, Minuteman International, Inc.

A Member of the Hako Group

#988749UM Rev. K 04/21

PowerBoss

The Power of Clean

Summary of Contents for PowerBoss Nautilus

Page 1: ...User Manual Nautilus Nautilus CE Rider ScrubberSweeper Models Diesel Gasoline LPG PowerBoss Minuteman International Inc A Member of the Hako Group 988749UM Rev K 04 21 PowerBoss The Power of Clean ...

Page 2: ...pendable reliable and best value in industrial power scrubbers and sweepers We set the standard Our Customer Service Department would like to hear from you If you see any errors omissions or something that needs clariﬁcation in this User Manual please let us know We are working hard to wards continually improving our processes to beneﬁt you our valued customer Please copy the form below ﬁll out an...

Page 3: ...________ Country ____________________________________________ Type of equipment or model number ______________________ Comments ___________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Please return to Customer Service Manager PowerB...

Page 4: ...ser Manual The machine is maintained with PowerBoss supplied or equivalent parts All right side and left side references to the machine except for engine are determined by facing the direction of forward travel The front of the engine or engine fan faces the front of the machine Some hardware considered to be common or locally available has been omitted from the parts section to make this manual c...

Page 5: ...ience Fill out the Machine Data block for future reference MACHINE DATA Fill out at installation Model Number ___________________________________ Serial Number ___________________________________ Engine Serial Number _____________________________ Sales Rep _________________ Date of Install ________ All information contained in this catalog is current at the time of printing Minuteman International...

Page 6: ...4 km h Maximum reverse speed 4 0 mph 6 4 km h Maximum climb angle Traveling 10 deg 17 grade Maximum climb angle Scrubbing 8 deg 14 grade SCRUBBING SYSTEM Cleaning path main brushes 45 in 114 cm Cleaning path w optional side brush 60 in 152 cm Main brush diameter 12 in 30 cm Main brush length 45 in 114 cm Main brush speed 425 RPM Main brush force 200 lb 400 lb 90 kg 181 kg Side scrub brush diameter...

Page 7: ...Rider Scrubber Sweeper 988749UM Rev K 04 21 2014 2015 Minuteman International Inc Page 7 PowerBoss The Power of Clean dimensions shown in inches cm 139 7 cm 144 7 cm 158 2 cm 153 6 cm 212 0 cm 150 6 cm 241 3 cm ...

Page 8: ...TY INSTRUCTIONS 13 FOR SAFETY DURING OPERATION 13 SAFETY WHEN SERVICING OR MAINTAINING 14 SAFETY SYMBOLS 14 SAFETY DECALS 15 BASIC POWERBOSS SAFETY 17 MACHINE OPERATION 20 OPERATING CONTROLS AND INDICATORS 20 IGNITION SWITCH 20 THROTTLE GLOW PLUG SWITCH 20 MURPHY SWITCH 20 LIGHT SWITCH 20 HORN BUTTON 20 FUEL LEVEL GAUGE 20 CIRCUIT BREAKER 22 IDLE BUTTON 22 HOUR METER 22 INDICATOR LIGHTS 22 CHECK E...

Page 9: ...ION TANK 30 NORMAL SCRUBBING 31 DOUBLE SCRUBBING 33 STOP SCRUBBING 34 WATER PICK UP MODE SQUEEGEE ONLY 35 STOP WATER PICK UP 35 DRAINING CLEANING THE RECOVERY TANK 36 EMPTYING CLEANING THE DEBRIS HOPPER 38 DRAINING THE SOLUTION TANK 40 OPERATING PROCEDURES 41 PRE OPERATION CHECKS 41 STARTING 41 DRIVING 42 SLOWING AND STOPPING 42 INCLINES OR SLIPPERY SURFACES 42 STOP THE MACHINE 42 TRANSPORTING THE...

Page 10: ...k Bearings 64 Rear Wheel Bearings 64 Squeegee Caster Bearings 64 Scrub Head Lift Arm Bearings 64 LATCHES HINGES 65 STATIC STRAP 65 HYDRAULIC SYSTEM 66 Hydraulic Fluid Reservoir 66 Hydraulic Fluid Viscosity Speciﬁcations 67 Changing the Hydraulic Fluid 67 Hydraulic Fluid Filter 68 Changing The Hydraulic Fluid Filter 68 Maintaining Hydraulic Oil Cooler Eﬃciency 68 Adjusting the Propulsion Pump Neutr...

Page 11: ...cing Side Scrub Brush Squeegee Blade 84 SKIRTS AND SEALS 85 Scrub Deck Front Skirt 85 Scrub Deck Rear Skirt 85 Hopper Vacuum Seal 86 Cover Seals 86 BRAKES 87 Service Brakes 87 Parking Brake 87 Adjusting the Brake System 87 TIRES 88 Changing Solid Tires 88 Front Tires 88 Rear Tires 88 SENSING SWITCHES 89 Adjusting the Neutral Sensing Switch 89 Neutral Sensing Switch Adjustment 89 Adjusting the Naut...

Page 12: ...ck and replacement Hydraulic ﬁlter equipped with color coded pressure gauge to indicate ﬁlter replacement DRIVE TRAIN SYSTEM Industrial liquid cooled engine Heavy duty radiator Tri phase air cleaner Hydraulics protection package 4 Core Radiator CHASSIS SYSTEM Massive One Piece unitized 7ga 0 188 in 0 48 cm thick steel frame Soft ride tires ENVIRONMENTAL FRIENDLY FEATURES LOWER EMISSIONS All gas an...

Page 13: ... 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 operation Make sure all safety devices are in place and operate properly All covers doors and latches must be in place closed and fastened before use During operation attention should be paid to other persons in the work area and especially if small ...

Page 14: ...ent parts SAFETY SYMBOLS Five symbols are used throughout this manual to emphasize various levels of safety information These symbols and the meaning of each are listed below DANGER To warn of immediate hazards which will result in severe personal injury or death WARNING To warn of hazards or unsafe practices which could result in severe personal injury or death CAUTION To warn of hazards or unsaf...

Page 15: ...afety reminders which should be read and observed Make sure the decals are replaced if they become illegible or damaged Safety decals located in the Operator compartment area 3342264 3301854 715967 Read Manual Safety decals located on the outside of the machine 3342650 715963 3342978 Hot Surface Pinch Point Safety Decal on inside of Recovery Tank Cover 715965 Safety decals on inside of Main Brush ...

Page 16: ...r Sweeper 988749UM Rev K 04 21 Page 16 PowerBoss The Power of Clean Safety decals located in the Engine compartment area 3301730 3301733 Safety decals located in Fuel Tank area 715953 715949 3342971 Safety decals located in Hydraulic Reservoir area 715966 715023 ...

Page 17: ...le Lead acid batteries are equally dangerous due to the highly explosive hydrogen gas they emit WARNING Do not operate an LPG powered scrubber when any component in the fuel system is malfunctioning or leaking WARNING Before starting the engine make sure that You have read and understood this User Manual You are securely seated in the operator s seat The parking brake is engaged The directional co...

Page 18: ...ect them after testing Wear gloves to disconnect the tank coupling WARNING During cleaning and maintenance Always stop the engine and set the parking brake before servicing Never use detergents or cleansers that are ﬂammable or combustible Never inﬂate a pneumatic tire without using a safety gage Do not attempt any impeller adjustment unless you have shut oﬀ the engine Never place your hands near ...

Page 19: ...damaging the bumper and other hazards CAUTION Travel slowly on grades CAUTION Place a block or chock behind the wheels when parking on inclines CAUTION Use special care when traveling on wet surfaces CAUTION Observe all proper procedures for operation and maintenance of the unit as outlined in this manual CAUTION Remain alert at all times to people and equipment in and around your area of operatio...

Page 20: ...ition when starting the engine and immediately before shutdown The operating position should be used during operation to ensure proper brush speed MURPHY SWITCH Only on the Diesel machines the Murphy switch is a automatic diesel shutdown that occurs if the oil pressure is too low below 5 psi 34 kPa and or the water temperature is too high above 200 F 93 3 C To restart the engine press and hold the...

Page 21: ...MENT IGNITION SWITCH DIRECTIONAL CONTROL PEDAL THROTTLE GLOW PLUG SWITCH HOUR METER BRAKE HORN BUTTON FUEL GAUGE RECOVERY TANK FULL SOLUTION TANK EMPTY LIGHT SWITCH CHECK ENGINE LIGHT ENGINE OIL PRESSURE LIGHT ENGINE COOLANT TEMPERATURE LIGHT PARKING BRAKE LOCK AND RELEASE CIRCUIT BREAKER MURPHY SWITCH CONTROL SWITCH DETAIL SEE PAGE 25 IDLE BUTTON ...

Page 22: ...etected The engine will be automatically shut oﬀ ENGINE OIL PRESSURE INDICATOR The engine oil pressure light will illuminate if the oil pressure drops below 7 psi 48 kPa indicating a problem which may result in damage to the engine The engine will be automatically shut oﬀ ENGINE COOLANT TEMPERATURE INDICATOR The engine coolant temperature light will illuminate if the engine coolant temperature rai...

Page 23: ...sition BRAKE PARKING BRAKE The mechanical drum brakes on the two rear wheels are operated by pressing on the brake pedal To engage the parking brake push on the brake pedal then depress the upper brake lock to set the parking brake To release the parking brake depress the brake pedal TILT STEERING LEVER The steering wheel can be adjusted to provide the most comfortable position for the operator To...

Page 24: ...SH SWITCH OPTION This switch operates the Side Scrub Brush SCRUB BRUSH FORCE SWITCH This switch controls the Scrub Brush Force and has three settings Low Medium and High SOLUTION FLOW SWITCH This switch controls the Solution Flow and has three settings Oﬀ Normal and High CHEMICAL METERING SWITCH OPTION This switch operates the Chemical Metering CHEMICAL METERING FLOW SWITCH OPTION This switch cont...

Page 25: ...teman International Inc Page 25 PowerBoss The Power of Clean VAC AND SPRAY WAND SWITCH GREEN ONE TOUCH SWITCH SIDE SCRUB BRUSH SWITCH CHEMICAL METERING FLOW SWITCH SCRUB BRUSH SWITCH SQUEEGEE SWITCH SCRUB BRUSH FORCE SWITCH SOLUTION FLOW SWITCH CHEMICAL METERING SWITCH ...

Page 26: ...h will extend lower and turn on and the side brush solution ﬂow will turn on 6 If installed the chemical metering system will turn on SQUEEGEE SWITCH A separate Squeegee switch is provided It can be used to prevent the squeegee functions from operating when the One Touch switch is activated Allowing for scrubbing only or double scrubbing operation A red light on the switch will illumnate when this...

Page 27: ...RESSURE The optional Side Brush Scrub Pressure is variable and automatically changes to balance with the setting of the main brush pressure SOLUTION CONTROL KNOB The solution ﬂow is selected using a three position rotary knob which provides Oﬀ Low and High solution ﬂow The Low ﬂow setting is for normal scrubbing smooth ﬂoors and light dirt The ﬂow rate is 88 gal hr 3 33 L hr providing 2 0 hours of...

Page 28: ...ng heavy stains and compacted dirt This brush is good for heavy buildup grease or tire marks 180 grit abrasive brush 731588 This is a nylon brush impregnated with mild abrasive grit for removing heavy stains and compacted dirt Note Reference Nautilus Part Catalog for reordering main and side scrub brushes BASIC SCRUBBING FILLING EMPTYING INFORMATION Adjust the machine speed scrub brush pressure an...

Page 29: ...optional chemical metering system for applying detergent Continue to ﬁll the solution tank with water The tank is full when the water level reaches the bottom of the metal level indicator located inside the solution tank If the machine is equipped with an optional chemical metering system do not add detergent in the solution tank Instead place a container of cleaning solution into the chemical met...

Page 30: ...g the quick connector adapter on the end of a water supply hose connect the supply hose to the auto ﬁll connector located below the vacuum impeller C Turn on the water supply The water will automatically shut oﬀ when the proper level is achieved D When the solution tank is full turn oﬀ the water supply E Disconnect the garden hose and close the side door 4 Turn the ignition key in the oﬀ position ...

Page 31: ...hat the squeegee and brush switches to the right of the green one touch switch are in the on position Set the brush pressure switch to the lowest setting required for the scrubbing application Set the solution control knob to the low ﬂow position See Fig 2 If the machine is equipped with chemical metering ensure that the chemical metering switch is in the on position LPG TANK SERVICE VALVE Fig 1 L...

Page 32: ... brush will turn on If equipped with optional chemical metering Detergent will be added to the solution ﬂow Note when a new container of detergent has been installed a short amount of time is required for the detergent to mix with the water and reach the ﬂoor 5 Drive the machine forward and scrub as required 6 Adjust the solution ﬂow as necessary The low setting is used for normal scrubbing smooth...

Page 33: ...rotate the lock arms counter clockwise until they latch and lock the squeege blade in the raised position See Fig 1 2 If the machine is equipped with the optional side scrub brush raise the side brush squeegee blade by removing the squeegee retaining strap relocating the squeegee blade using the lowest positioning slots highest squeegee position then replacing the squeegee retaining strap See Fig ...

Page 34: ... vacuum fan shuts oﬀ 4 When ﬁnished set the controls back to the normal scrubbing position 5 Press the bottom of the green one touch button to begin scrubbing 6 When double scrubbing use the maximum solution ﬂow setting and a high brush pressure 7 Make a pass over the area to be scrubbed This will dispenses solution over the area allowing the detergent to soak on the ﬂoor Let the solution remain o...

Page 35: ...e bottom of the green one touch button to begin water pick up or cleaning spills 4 The squeegee will lower and the vacuum fan will turn on 5 Drive over the spill areas WARNING Flammable materials can cause an explosion or ﬁre Do not use or ﬁll ﬂammable materials in the tank s Fig 1 Control Settings for Water Pick up Mode ONE TOUCH SWITCH ON STOP WATER PICK UP 1 Press the top of the green one touch...

Page 36: ...ear a ﬂoor drain See Fig 1 4 Slowly pull the drain valve into the open position This valve is variable and can be used to slowly increase the ﬂow of ﬂuid draining from tank See Fig 2 5 When the tank is fully drained rinse out the tank with clean water Note Do not use steam to clean the tank as this will damage the tank 6 Rinse the ﬂoat sensor inside the Recovery Tank For cleaning stubborn debris f...

Page 37: ...bber Sweeper 988749UM Rev K 04 21 2014 2015 Minuteman International Inc Page 37 PowerBoss The Power of Clean Fig 1 Draining the Recovery Tank Fig 2 Drain Valve RECOVERY TANK TOP COVERS RECOVERY DRAIN HOSE DRAIN VALVE OPEN ...

Page 38: ... See Fig 1 3 Release the rear bumper latch located under the right side of the rear frame while lifting up on the bumper lever arm See Fig 1 4 Raise the bumper up until the safety arm locks into place See Fig 1 Note The orange safety arm is located on the driver side of the rear bumper assembly Ensure that the lower end of the safety arm is securely locked into place over the mating bar on the fra...

Page 39: ...cuum hose See Fig 4 11 Replace the hoppers into the hopper cradle 12 Position the hopper cradle so that the front set of wheels on the sides of the hopper cradle are just inside the machine rear wheel wells From this position the hopper will be pushed into place when the rear bumper is closed See Fig 1 13 Lift the rear bumper slightly and disengage the safety arm See Fig 1 14 Using the orange bump...

Page 40: ... the parking brake 2 Open the solution tank top cover 3 Grab the end of the solution tank drain and lower slowly to the ﬂoor near ﬂoor drain See Fig 1 4 Loosen and remove the cap See Fig 1 Note Depending on the level of liquid in the solution tank the liquid may exit under pressure 5 After tank has fully drained reinstall the cap 6 Reinstall the drain hose onto the back of the recovery tank 7 Clos...

Page 41: ...ris wrapped around them Fluid levels should be within the correct amounts to opperate the machine Brakes steering and directional controls should be functioning properly Hoses lines and tanks should be free of damage and leaks STARTING WARNING Before starting the engine sit in the operator s seat and make sure the parking brake is engaged 1 Make sure the directional control pedal is in the neutral...

Page 42: ...al to move into neutral Step on the brake pedal INCLINES OR SLIPPERY SURFACES Always travel slowly when operating on inclines or slippery surfaces WARNING Do not travel across or turn on inclines to maintain stability of the machine Always travel straight up or down on inclines STOP THE MACHINE 1 Stop scrubbing and drive the machine forward until the rear squeegee raises 2 Stop the vehicle using t...

Page 43: ...Before towing or pushing the machine turn the bypass valve located on the top of the propulsion pump 90 degrees as shown See Fig 2 CAUTION The tow control valve must be turned 90 degrees from the operating position Not turning the tow control valve will cause damage to the pump BYPASS VALVE IN NORMAL OPERATING POSITION BYPASS VALVE IN TOWING POSITION 90 DEGREES Fig 2 Bypass Valve locations ATTENTI...

Page 44: ...he detergent container cap and replace it with the suction hose cap 3 Set the chemical metering ﬂow rate See Fig 2 There are chemical ﬂow rates available For normal scrubbing use the lowest chemical ﬂow rate For heavier scrubbing use the medium or high chemical ﬂow rate 4 Turn on the chemical metering switch See Fig 2 5 When scrubbing the correct amount of detergent will automatically be added to ...

Page 45: ...ion is standard on all Nautilus machines OPERATOR SEAT SENSOR CE The Operator Seat Sensor safety option senses when the operator of the vehicle is sitting in the driver seat This sensor will automatically turn oﬀ the running engine if the operator leaves the seat for longer than 3 seconds If the parking brake is engaged it will bypass the seat contact switch so that the machine will continue to ru...

Page 46: ...the hose from the top of the rear squeegee 5 Remove the spray wand tubes from the retainer clips and assemble the wand 6 Remove the vacuum hose from the hose rack and attach the small end of the hose to the upper end of the wand and the large end of the hose to the machine squeegee hose 7 Attach the wand solution hose to the quick disconnect ﬁtting on the upper end of the wand and to the quick dis...

Page 47: ...er end of the wand to scrub the area to be cleaned 14 Vacuum the ﬂoor using the squeegee on the lower end of the wand WARNING Flammable materials can cause an explosion or ﬁre Do not vacuum pick up ﬂammable materials When wand cleaning is complete 15 Turn oﬀ the Vac Spray Wand switch 16 Shut oﬀ the engine Fig 2 Vacuum and Spray Wand Switch VAC SPRAY WAND SWITCH 17 Remove the wand vacuum hose from ...

Page 48: ...e the hose from hose box located behind the operator seat 5 Open the front cover of the machine 6 Attach the wand hose to the quick disconnect ﬁtting on the upper end of the wand and to the quick disconnect ﬁtting located on the backside of the console 7 Turn the pressure wash switch to the on position 8 Start the engine 9 Turn the green one touch switch to the on position 10 Turn the scrub brush ...

Page 49: ...nto the ﬂoor When the engine is initially started it takes a few minutes for the heat exchanger to reach the desired temperature so the initial water to the ﬂoor is at a relatively low temperature As the engine exhaust temperature increases the water temperature also increases until a stable high temperature is provided No preventative maintenance is requried in the operation of this sytem Note Th...

Page 50: ... after adjustment 2 Rotary knob for lumbar adjustment Turn knob to the left for more support Turn the knob to the right for less support 3 Rotary knob for backrest adjustment Turn knob to the left to incline the seat backward Turn the knob to the right to bring the seat back up 4 Rotary knob for cushion adjustment Turn knob to the right for ﬁrmer cushion support Turn knob to the left for softer cu...

Page 51: ...cannot operate independently from the main sweep brushes The main brushes also come on when the side brush switch is pushed SIDE SCRUB BROOM Turn on the side broom using the side broom switch on the console Turn oﬀ the side broom using the same switch The side broom cannot operate independently from the main sweep brushes The main brushes also come on when the side broom switch is pushed Zh ZKKD t...

Page 52: ...ean SEAT BELTS Seat belts are oﬀered as an option on both the standard seat and the suspension seat LIGHTS Safety lights are oﬀered in blue amber or red The lights can be mounted on the solution tank or the Overhead Guard The lights can ﬂash rotate or strobe The lights will come on automatically when the machine is turned on ...

Page 53: ...tains the following information to help you give your sweeper the maintenance attention it requires A Scheduled Maintenance Chart Preventative Maintenance Instructions for Required Scheduled Maintenance Tasks Because it is extremely important to your safety you will see the following WARNING repeated throughout this section WARNING Never attempt to perform any service on the equipment or component...

Page 54: ...SYSTEM X Empty rubber dust cup of air ﬁlter element X Check air ﬁlter indicator X Clean air ﬁlter NOTE Clean more often in dusty conditions X Replace air ﬁlter ELECTRICAL SYSTEM X Clean battery top COOLANT SYSTEM X Check coolant level and ﬁll as needed The radiator contains 2 5 gallons of coolant when full X Inspect radiator ﬁns and clean as needed X Blow out radiator ﬁns LUBRICATION POINTS X Lubr...

Page 55: ...nd adjust as needed X Clean hydraulic ﬂuid strainer in reservoir X Inspect hydraulic oil cooler ﬁns and clean as needed if so equipped X Blow out hydraulic oil cooler ﬁns with compressed air if so equipped Notes 1 Replace as indicated by hydraulic ﬁlter gauge SWEEPING COMPONENTS X Inspect brushes for wear and remove strings and debris from bristles and drive assembly X Scrub head front side skirts...

Page 56: ... Visually inspect for wear and damage Repair or replace as needed X Check and tighten lug nuts Torque to 100 lb ft 135 N m SOLUTION DELIVERY BAR FILTER SYSTEM X Visually inspect solution delivery bar Keep solution bar holes free and clear of debris with small wire brush X Check water system Filter Element for debris Clean or replace Filter Element as needed MISCELLANEOUS X Inspect latches and hing...

Page 57: ...ined in the Engine Supplemental Catalog which comes with your machine WARNING Never attempt to perform any service on the equipment or components until the Vehicle is Parked on a LEVEL GROUND the Engine if OFF the Parking Brake is LOCKED and the wheels are CHOCKED PREVENTATIVE MAINTENANCE INSTRUCTIONS ENGINE Maintenance requirements and service instructions for your Scrubber Sweeper engine are out...

Page 58: ...on 1 Lift engine cover Can check with engine on or oﬀ 2 Inspect air ﬁlter service indicator Note The indicator may return to the nonviable position when the engine is shut oﬀ To check reset indicator and turn on the engine if it locks in visible position again clean or change element Air Filter Element Removal 1 Turn oﬀ the engine and set the parking brake 2 Lift the engine top cover and side door...

Page 59: ...r holes by passing a light bulb inside it Air Filter Installation 1 Wipe out the air cleaner housing with a damp cloth Be sure all dirt is removed 2 Install the cleaned replacement ﬁlter elements so that the ﬁns are at the far end of the housing Be careful not to damage the ﬁns 3 Replace the rubber plug in the dust cup 4 Replace dust cup being sure embossed word top on cup is positioned correctly ...

Page 60: ... enter the battery 3 Using a wire brush clean the terminal posts and cable clamps 4 Apply a thin coating of petroleum jelly to the terminals and cable clamps Battery Replacement CAUTION Remove the negative battery cable before you remove the positive battery cable This is done to prevent accidental electrical shorting which can result in personal injury 1 Disconnect the negative cable and then the...

Page 61: ...s located below the left panel of the steering wheel Press the reset button to reset the circuit breaker CIRCUIT BREAKER RESET BUTTON FUSE PANEL RELAYS Fuse Position 1 Horn Switch Engine Timer Opt Backup Alarm 2 Head light Tail light Opt Safety light 3 R1 Opt LP fuel level gauge Solution Tank Empty light 4 R2 Recovery Tank Full light Float Timer R3 Shutdown Timer SV 2 3 SV 5 6 SV 13 14 Opt Deterge...

Page 62: ...he fuel system is malfunctioning or leaking WARNING Replace any defective safety components before operation the sweeper WARNING During repair or servicing of the fuel system work in a properly ventilated area and do not smoke or allow an open ﬂame near the fuel system WARNING When disconnecting the tank coupling always wear gloves LPG fuel can freeze bare hands WARNING Under no circumstances shou...

Page 63: ... oil in the amounts listed in the engine manual then secure the cap COOLANT SYSTEM BLOWING OUT RADIATOR FINS Note Make sure radiator is cool before blowing out the radiator ﬁns with compressed air REVERSE FLOW FLUSHING 1 At the engine disconnect the hoses 2 Make sure the radiator cap is on tight 3 Using a hose clamp attach a ﬂushing gun onto the lower hose 4 Turn on the water and ﬁll the radiator ...

Page 64: ...ing Fork Bearings The steering fork bearings are located above the front wheel Rear Wheel Bearings Repack the rear wheel bearings every 400 hours of operation using Lubriplate EMB grease and replace damaged seals Squeegee Caster Bearings Lubricate the squeegee caster bearings every 100 hours using Lubriplate EMB grease Scrub Head Lift Arm Bearings Lubricate the hopper lift bearings every 500 hours...

Page 65: ...head doors The scrub head lift arm bearings are located on both sides of the machine just above the scrub head These bearings can be best accessed when the scrub head is in the lowered position Lubricate the steering fork bearings every 100 hours using Lubriplate EMB grease STATIC STRAP A static strap prevents the buildup of static electricity in the machine The static strap is attached to the bac...

Page 66: ...auge to quickly view if there is a suﬃcient amount hydraulic oil in the reservoir tank to run the machine Check daily and add hydraulic oil as needed When the machine is cool unscrew the ﬁll cap and check the ﬂuid level on the attached dip stick The ﬂuid level should be between the high and low markers The cap should be screwed down hand tight and unscrewed to get a proper oil level reading Add or...

Page 67: ...chine shut it oﬀ then check for leakage CAUTION Minuteman International Inc recommends using Mobil DTE 10 Excel 32 Hydraulic Oil or equivalent Hydraulic Fluid Viscosity Speciﬁcations Mobil DTE 10 Excel 32 Viscosity ASTM D 445 cSt 40 C 104 F 32 7 cSt 100 C 212 F 6 63 Changing the Hydraulic Fluid 1 Turn oﬀ the engine and engage the parking brake 2 Place a drain pan under the reservoir tank 3 Remove ...

Page 68: ...age the parking brake 2 Access the ﬁlter by tilting the operator seat forward and engaging the seat lock The ﬂuid ﬁlter will be visable on top of the reservoir tank 3 Unscrew the ﬁlter with a 15 16 in 24 mm wrench and remove the ﬂuid ﬁlter from the top of the reservoir 4 Screw the new ﬁlter in position and tighten with a 15 16 in 24 mm wrench Note Do not over tighten 5 Start the machine shut it oﬀ...

Page 69: ...ore staring the engine raise the front of the machine with a suitable ﬂoor jack so that the drive wheel is lifted oﬀ the ﬂoor This will ensure that the machine will not move forward or backward while the neutral setting is being adjusted 1 Raise the front of the machine with a suitable ﬂoor jack so that drive wheel is oﬀ the ﬂoor 2 Slightly loosen the two bolts holding the Hydroback adjuster plate...

Page 70: ...rify that the neutral position is correctly adjusted If not repeat steps 1 through 9 above 11 Turn oﬀ the engine and lower the machine to the ﬂoor Note The Neutral Switch must be re adjusted after adjusting the propulsion pump See the Neutral Sensing Switch section on page 84 NEUTRAL SWITCH LOCK SCREWS NEUTRAL SWITCH Drive Motor After the ﬁrst 50 hours of operation torque the motor shaft nut to 47...

Page 71: ...ed to determine when the brushes should be replaced Note Always replace the cylindrical scrub brushes in sets to prevent poor scrubbing eﬃciency SCRUBBING COMPONENTS Scrub Brushes This machine is equipped with two cylindrical scrub brushes These brushes scrub the ﬂoor and also sweep debris into the debris hopper These brushes should be checked daily for wear and damage as well as entangled string ...

Page 72: ...oﬀ in quick steps to lower the scrub head so that the scrub brush just clears the ﬂoor For Safety Before leaving machine turn oﬀ the machine set the parking brake and remove the key Note In order to service both cylindrical scrub brushes the following steps must be performed on both sides of the scrubber 5 Release the retaining latch at the rear of the side squeegee mount and swing the side squeeg...

Page 73: ...the brush is fully seated onto the drive hub 10 Install the idler hub into the end of the scrub brush while guiding the idler plate onto the two brush adjustment plates 11 Close and latch the side squeegee mount The side squeegee mount holds the brush idler plate in place 12 Lower the scrub brush side door 13 Repeat this procedure with the second cylindrical scrub brush on the other side of the sc...

Page 74: ...ed area 3 Set the parking brake For Safety Before leaving machine turn oﬀ the machine set the parking brake and remove the key 4 Lower the scrub head for 10 15 seconds Do not allow the machine to move forward or backward 5 Raise the scrub deck 6 Release the parking brake and drive the machine away from the chalked area 7 Check the width and shape of the brush patterns on the ﬂoor If the long edges...

Page 75: ... of the scrub brush idler plate 4 Raise or lower the scrub brush idler plate as necessary to correct the tapered brush pattern Raising the idler plate will decrease the brush pattern width on that side of the scrub deck Note Lowering the idler plate will increase the brush pattern width on that side of the scrub deck 5 Tighten the four pattern adjustment nuts 6 Close and latch the side squeegee mo...

Page 76: ...the scrub deck must be adjusted front to back See Fig 3 1 Open the two side doors and raise the seat mount 2 Lengthen or shorten the leveling rods located on each side of the machine above the scrub deck Lengthening the rods will increase the front scrub brush pattern width See Fig 4 3 Adjust the leveling rods in equal amounts 4 Check the scrub brush pattern again and readjust if necessary LEVELIN...

Page 77: ...move the key 4 Rotate the brush until the brush release tabs are accessible through the opening in the brush guard 5 Press the release tabs together The brush will fall oﬀ of the brush drive hub 6 Lift a new brush onto the brush drive hub to lock it into place 7 Check to be sure that the brush is securely retained Note Check the side brush daily for wear The side scrub brush should be replaced whe...

Page 78: ...t the amount of ﬂare is incorrect proceed to the section on Adjusting the Rear Squeegee Blade Flare on page 74 If the ﬂare is not uniform proceed to the section on Leveling the Rear Squeegee on page 75 SQUEEGEES The right and left side squeegees control water during turns and channel water toward the center of the machine and into the path of the rear squeegee The rear squeegee channels water to t...

Page 79: ...er the key switch 3 While holding the idle button turn oﬀ the engine key switch Set the parking brake 4 Lift the squeegee assembly up by hand and allow it to rest back down on the ﬂoor The squeegee blade should be standing straight up on the ﬂoor with no ﬂair 5 Loosen the locking knobs on the squeegee casters 6 Adjust the casters until they clear the ﬂoor by 25 in 0 63 cm Use a 25 in 0 63 cm thick...

Page 80: ...lade proceed with the following 5 Locate the two sets of adjustment nuts on the two squeegee adjustment rods Note Raising the rear bumper and then lowering the squeegee will provide greater access to the adjusting nuts 6 To lower the front of the squeegee turn the two adjustment nuts on each adjustment rod rearward away from the front of the machine To lower the rear of the squeegee turn the two a...

Page 81: ...squeegee blades daily for wear or damage After the squeegee edge wears half way through the thickness of the squeegee blade the squeegee blade can be turned over so that a new edge will be against the cleaning surface After the second edge wears the squeegee blade can be turned end to end to use the third edge and ﬁnally turned over once again to use the fourth edge Replace any damaged squeegee bl...

Page 82: ... squeegee retainer straps and close the latch Note When reinstalling the squeegee tool ensure that the washers below the squeegee retaining knobs are positioned between the knobs and the squeegee tool mount 10 Lower the rear bumper 11 Adjust the rear squeegee as shown in Adjusting the Rear Squeegee Blade Flare 7 Remove the squeegee retainer bands See Fig 2 SQUEEGEE RETAINER BANDS Fig 2 Squeegee Re...

Page 83: ...achine set the parking brake and remove the key 3 Raise the side squeegee door 4 Open the latch on the side squeegee retaining strap and remove the retaining strap See Fig 1 5 Replace the side squeegee blade by placing the blade onto the pins of the side squeegee frame Note Position the beveled edge of the side squeegee blade down and toward the front the machine 6 Replace the side squeegee retain...

Page 84: ...retaining strap See Fig 3 2 Replace the squeegee blade by placing the appropriate set of holes on the squeegee blade onto the pins of the side squeegee frame When the side scrub brush is new Use the upper set of holes When the brush is moderately worn Use the center set of holes When the brush is very worn Use the lower set of holes Note Position the beveled edge of the squeegee blade down and tow...

Page 85: ...ounted to the front of the scrub deck See Fig 1 Check this skirt for wear or damage every 100 hours of operation Scrub Deck Rear Skirt The Rear Skirt is mounted between the rear of the scrub deck and the hopper cover See Fig 2 Check this skirt for wear or damage every 100 hours of operation CHECK SKIRT FOR WEAR CHECK SKIRT FOR WEAR Fig 1 Scrub Deck Front Skirt Fig 2 Scrub Deck Rear Skirt ...

Page 86: ...cuum tube between the vacuum tube and the debris hopper See Fig 3 Check this seal for wear or damage every 100 hours of operation Cover Seals The Cover Seals are attached to each of the solution and recovery tank covers See Fig 4 Check these seals for wear or damage every 100 hours of operation HOPPER VACUUM SEAL Fig 3 Hopper Vacuum Seal location COVER SEALS Fig 4 Cover Seals ...

Page 87: ... Brake System Both the service and parking brake are adjusted during the following cable length adjustment The brake cable adjustment is located under the operator compartment ﬂoor behind the front cover See Fig 1 1 Loosen the locking nut on the adjustment hex bar 2 Adjust the length of the cable by turning the adjustment hex bar Note The cable should be adjusted so that there is little play in th...

Page 88: ...he axle 3 Remove the inner and outer bearings Note which is the inner bearing and which is the outer bearing so that they are reinstalled in the same location 4 Press the tire from the rim 5 Press the new tire onto the rim 6 Clean the inner and outer bearing races and bores 7 Clean the bearings Inspect the bearings and races for wear replace if necessary 8 Grease the bearings with LUBRIPLATE EMB G...

Page 89: ...here is little play in the brake pedal but not so tight to cause the brakes to drag when the brake pedal is released See Fig 1 2 1 Slightly loosen the neutral switch mounting fasteners so that the switch can be repositioned by hand The adjustment can be monitored by listening to the sound of the switch as it opens and closes 2 Begin the adjustment by moving the switch body so that the roller ﬁts u...

Page 90: ...ch fasteners and retest Adjusting the Nautilus Reverse Sensing Switch To prevent squeegee damage a reverse sensing switch causes the rear squeegee to raise whenever the vehicle moves in reverse When the vehicle is stopped or resumes forward motion the rear squeegee automatically lowers back to the ﬂoor The neutral sensing switch is a whisker type switch located below the directional control pedal ...

Page 91: ... activated when the directional control pedal is in neutral and stays activated when the pedal is pushed in the forward direction The switch should close immediately upon moving the pedal into the reverse direction It is important that only a very small amount of reverse pedal movement closes the switch It is important that the switch reacts quickly in reverse otherwise the vehicle will have to tr...

Page 92: ...ount is opened by pulling on the latch handle protruding out from the front of the seat mount then lifting the back of the seat mount The seat mount will lock in the raised position To unlock the seat mount lift the seat mount lock arm and lower the seat mount The seat mount can be removed by ﬁrst disconnecting the lock arm from the frame pin and then rotating the two seat mount hinge retaining ba...

Page 93: ...Solution Filter Lift the operator side broom door to locate the solution ﬁlter Visually inspect the ﬁlter element for debris Clean ﬁlter element with fresh water and a small brush Keep the ﬁlter element free of debris See Fig 2 1 Unscrew ﬁlter cap counter clockwise to remove the ﬁlter cap and ﬁlter element from base 2 Clean ﬁlter element with fresh water and a small brush to remove debris 3 Reasse...

Page 94: ...NOTE On machines with LPG fuel also check the following Battery dead Recharge or replace battery Machine out of fuel Refuel Fuel ﬁlter plugged Clean or replace ﬁlter Fuel line broken or obstructed Blow fuel line out with compressed air Dirty air ﬁlter Clean or replace air ﬁlter Problems with spark plugs ignition points ignition coil ignition switch carburetor Regulator wiring harness Review engine...

Page 95: ...machine moves slowly or does not move Parking brake is on Release brake Directional control pedal jammed damaged or not adjusted properly Clear jam or adjust linkage Tow valve in tow position Move to drive position Low hydraulic ﬂuid level Add hydraulic ﬂuid Hydraulic ﬂuid temperature too high and too thin caused by excessive load climbing high environment temperatures worn pump or improper ﬂuid U...

Page 96: ...cedures Brushes do not turn or turn very slowly Hydraulic system problem See Hydraulics System Problems in this section Motor Control valve Gear pump Relief valve Brush switch not on Press to on position Foot pedal not depressed Press to forward position Scrub head will not lower Fuse blown Replace fuse Loose scrub head switch wires Connect wires Loose connection of plug at actuator Connect Defect...

Page 97: ...ebris Leak or clog in hose from impeller Repair leak clear obstruction or replace hose Squeegee out of adjustment Adjust squeegee Engine not operating at high speed Check Throttle Switch Position Impeller failure Check and repair Solution not being delivered Solution tank is empty Fill tank Solution ﬂow valve not functioning Check broom switch pressure switches main pump Delivery lines clogged Cle...

Page 98: ...ystem Problems Squeegee will not lower Loose or defective squeegee switch on console Reconnect wiring or replace switch Loose wire s at foot pedal Connect Foot pedal switches need adjustment Re adjust cams Squeegee will not raise in reverse or by console switch Foot pedal switches need adjustment Re adjust cams Defective solenoid valve Replace solenoid valve or coil No power at valve Check fuse Sc...

Page 99: ...nsuﬃcient oil supply Fill Reservoir Motor leaking Replace seals Drive pump coupler failed Replace Key on motor shaft failed Replace key Drive hub failed Replace Hydraulic gear pump failure Pump leaking Replace seals or RR Pump Drive coupler failed Replace Gears worn or scored Rebuild pump or RR Pump Oil supply low Check and ﬁll Oil strainer clogged Replace strainer inside reservoir Incorrect oil U...

Page 100: ...t of adjustment Adjust control linkage check for binding Charge pump gears worn or scored Replace defective gears Damage due to entry of air into hydraulic system Maintain correct hydraulic ﬂuid level in reservoir Keep suction hose ﬁttings tight Hydraulic system noisy Air in system Check ﬂuid level in reservoir check for loose connections or leaks Relief valve dirty or damaged Clean or replace Loo...

Page 101: ...Nautilus Rider Scrubber Sweeper 988749UM Rev K 04 21 2014 2015 Minuteman International Inc Page 101 PowerBoss The Power of Clean ...

Page 102: ... 2014 2015 Minuteman International Inc Nautilus Rider Scrubber Sweeper 988749UM Rev K 04 21 Page 102 PowerBoss The Power of Clean CE DECLARATION OF CONFORMITY ...

Page 103: ...Nautilus Rider Scrubber Sweeper 988749UM Rev K 04 21 2014 2015 Minuteman International Inc Page 103 PowerBoss The Power of Clean ...

Page 104: ...werBoss The Power of Clean PowerBoss Minuteman International Inc 14N845 U S Route 20 Pingree Grove Illinois 60140 Phone 800 323 9420 www PowerBoss com e mail tech powerboss com A Member of the Hako Group 2014 2015 Minuteman International Inc Nautilus Rider Scrubber Sweeper 988749UM Rev K 04 21 ...

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