HAKO PowerBoss AM7D-III User Manual Download

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PowerBoss®, Minuteman International, Inc.

A Member of the Hako Group

PB# 4100043UM Rev. B 07/20

User Manual
Rider Sweeper
Armadillo 6X

(Diesel, Gas, & LPG)

AM7D-III

(Diesel)

PowerBoss

The Power of Clean

Summary of Contents for PowerBoss AM7D-III

Page 1: ...PowerBoss Minuteman International Inc A Member of the Hako Group PB 4100043UM Rev B 07 20 User Manual Rider Sweeper Armadillo 6X Diesel Gas LPG AM7D III Diesel PowerBoss The Power of Clean ...

Page 2: ...nd best value in industrial power sweepers and sweeper scrubbers 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 towards continually improving our processes to bring you the best you deserve Please copy the form on next page ﬁll out and com...

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

Page 4: ...e determined by facing the direction of forward travel The front of the engine or engine fan faces the rear of the machine Some hardware considered to be common or locally available has been omitted from the parts section to make this manual clear Be sure to use equivalent hardware when replacement becomes necessary The Model and Serial Number of your machine is shown on the I D name plate This in...

Page 5: ...______________________ Engine Serial Number ____________________________ Sales Rep ______________________________________ Date of Install ___________________________________ All information contained in this manual is current at the time of printing Minuteman International Inc reserves the right to make changes at any time without notice PowerBoss Minuteman International Inc Printed in USA 2014 ...

Page 6: ...cm Weight 2547 lbs 1155 kg Minimum U turn 82 inch 208 cm SWEEPING SYSTEM Sweep path 53 inch 135 cm Main broom 36 inch 91 cm Side broom 24 inch 61 cm Hopper type high dump Hopper volume 10 cu ft 28m2 Hopp6er load capacity 650 lbs 295 kg Dust control 92 sq ft 8 6 m2 High dump 60 inch 152 cm RTR rotary trash relocation yes TECHNICAL SPECIFICATIONS Model Model No SW6XKDSL SW6XKGAS SW6XKLPG SW6XKDSL CE...

Page 8: ...Y FEATURES 13 CLEAN AIR 13 LOWER EMISSIONS 13 SAFER WORK ENVIRONMENT 13 CLEAN ENERGY 13 SAFETY INFORMATION 14 IMPORTANT SAFETY INSTRUCTIONS 14 FOR SAFETY DURING OPERATION 14 ENVIRONMENTAL CONDITIONS FOR SAFETY DURING OPERATION AND STORAGE 15 FOR SAFETY WHEN SERVICING OR MAINTAINING MACHINE 15 SAFETY SYMBOLS 15 SAFETY DECALS 18 BASIC POWERBOSS SAFETY 20 MACHINE OPERATION 24 BASIC OPERATING CONTROLS...

Page 9: ... OPERATING PROCEDURES 30 PRE OPERATION CHECKS 30 STARTING 30 TRAVELING 31 SLOWING AND STOPPING 31 OPERATING ON GRADES 31 SWEEPING 31 EMPTY HOPPER WITH HIGH DUMP FEATURE 31 USING ROTARY TRASH RELOCATOR RTR 32 TRANSPORTING THE MACHINE 34 Using a Trailer or Transport Vehicle 34 Pushing the Machine 34 PREVENTATIVE MAINTENANCE 35 INTRODUCTION 35 SCHEDULED MAINTENANCE CHART 36 PREVENTATIVE MAINTENANCE I...

Page 10: ...Excel 32 Viscosity ASTM D 445 48 Changing The Hydraulic Fluid 48 Changing The Hydraulic Fluid Filter 49 SWEEP COMPONENTS 50 Broom Door Flap Inspection 50 Broom Door Flap Replacement and Adjustment 50 Main Broom Adjustment 50 Main Broom Height Adjustment 52 Main Broom Taper Adjustment 53 Main Broom Replacement 54 Side Broom Height Wear Adjustment 56 Side Broom Lift Cable Adjustment 57 Side Broom Re...

Page 11: ...NG BRAKE 68 Adjusting The Parking Brake Cable Length 68 TIRES 69 Changing Solid Tires 69 Changing Pneumatic Tires 70 MISCELLANEOUS ADJUSTMENTS 70 Anti Static Chain Adjustment 70 Latch and Hinge Maintenance 70 Cables 70 TROUBLESHOOTING 71 TROUBLESHOOTING CHART 71 HYDRAULIC MANIFOLD SOLENOIDS 81 WARRANTY 82 EC DECLARATION OF CONFORMITY 84 ...

Page 12: ... Roomy open cockpit for extra comfort Adjustable high back seat Power steering and tilt steering wheel Comfortable pedal controls placement Full instrumentation for all functions DEBRIS HANDLING SYSTEM Direct throw sweeping method Oversized hopper with RTR Quick change ﬂoating 48 main broom retractable side brooms Dual performance sweep mode Multi Level Hopper Dumping DRIVE TRAIN SYSTEM Industrial...

Page 13: ...duces the release of dust and debris back into the air dust vacuum ensures that dust is put directly into the hopper bristle pattern on main broom increases dust control LOWER EMISSIONS All gas and LP engines meet Tier 2 speciﬁcations catalyst muﬄers battery operated available diesel operated available bio diesel fuel can be used in Kubota engine SAFER WORK ENVIRONMENT Orange machines are highly v...

Page 14: ...ulty 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 operation Make sure all safety devices are in place and operate properly All covers doors and latches must be closed and fastened before use The Armadillo 6X is not to be used by persons including children with reduced ph...

Page 15: ...rage temperature range should be from 13 F to 131 F 25 C to 55 C FOR SAFETY WHEN SERVICING OR MAINTAINING MACHINE Stop on level surface Disconnect the power to the machine when servicing 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 working on or around batteries wear protective clothing and ...

Page 16: ...ch could result in minor personal injury ATTENTION To warn of practices which could result in extensive equipment damage NOTE To direct your attention to important equipment information or special instructions for preventing damage to equipment Symbols at the top of the list are the strongest warnings However all symbols represent important information which should be observed to protect you and o...

Page 18: ...ower of Clean SAFETY DECALS Decals directly attached to various parts of the sweeper are highly visible safety reminders which should be read and observed Make sure the decals are replaced if they become illegible or damaged Located in the drive compartment Part Number 3301854 Located at the Impeller ...

Page 19: ...D III PB 4100043UM Rev B 07 20 PowerBoss Copyright 2014 Page 19 PowerBoss The Power of Clean Part Number 3301729 Located on the High Dump Hopper Part Number 3301732 Located on the shroud of the radiator Part Number 3301733 ...

Page 20: ...esel fuel are highly ﬂammable Lead acid batteries are equally dangerous due to the highly explosive hydrogen gas they emit WARNING Before starting the engine make sure that You are securely seated in the operator s seat The parking brake is locked The directional control pedal is in neutral The throttle is in idle Hydraulic controls are in the OFF position WARNING During operation Keep your hands ...

Page 21: ...esting 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 cage Do not attempt any impeller adjustment unless you have shut oﬀ the engine Never place your hands near the intake hoses...

Page 22: ...ecessary to position the hopper over the dumpster or receptacle Driving with the hopper raised reduces visibility and creates conditions for striking over head objects throwing the machine oﬀ balance 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 ...

Page 23: ...ht illuminates ATTENTION Never push or tow a machine faster than 6 mph If towing the machine is required you must ﬁrst disengage the drive wheel by turning the Bypass Valve out 3 full turns maximum The Bypass Valve is located on the side of the Main Hydraulic Pump attached to the engine Failure to disengage could result in costly damage to the drive system BYPASS VALVE ...

Page 24: ... ignition key clockwise to the Start position When engine starts release key NOTE If the engine does not start after 10 seconds release the key wait 1 minute and repeat the procedure LIGHT SWITCH The light switch located on the control panel turns on and oﬀ the lights HORN The horn is activated by pressing the horn button located on the right side of the operator FUEL LEVEL GAUGE The fuel gauge in...

Page 25: ...rBoss The Power of Clean THROTTLE GAS AND LP GLOW PLUG DIESEL DIRECTION CONTROL PEDAL FUEL LEVEL ENGINE OIL PRESSURE VOLTMETER ENGINE COOLANT TEMPERATURE HOUR METER PARKING BRAKE BRAKE PEDAL HORN THROTTLE CABLE DIESEL ONLY LIGHT SWITCH TILT STEERING RELEASE IGNITION SWITCH SEAT ADJUSTMENT ...

Page 26: ...as an adjustable throttle cable and glow plug switch The throttle should be in the IDLE position when starting the engine and immediately before shutdown Full throttle position should be used during operation to ensure proper broom speed and dust control DIRECTIONAL CONTROL PEDAL The directional control pedal controls the speed and direction of the machine It is also used for slowing the machine o...

Page 27: ...e most comfortable position for the operator To adjust the steering wheel press the tilt steering release just below the wheel in the rubber bellows and push up or down on the steering wheel The steering wheel will snap into a set positions SEAT ADJUSTMENT The drivers seat is adjustable to provide the most comfortable position for the operator The adjustment lever is at the bottom front of the sea...

Page 28: ...e broom should be turned oﬀ NOTE The hopper must be lowered for the side broom to operate DEBRIS HOPPER DUMP CONTROLS FILTER SHAKER VACUUM CONTROL SWITCH The right side of this switch turns the impeller on The left side of this switch is used to activate the ﬁlter shakers prior to dumping or as needed during sweeping operation It is located to the left hand side of the instrument panel To shake th...

Page 29: ...trol panel are used to raise the hopper to any height up to 60 1 52 m and dump it CAUTION Do not leave the hopper in the RAISE position for an extended period of time RAISE LOWER HOPPER LEVER Raises and lowers the hopper HOPPER DUMP LEVER Rotates dumps and returns the hopper to it original position RTR LIGHTS 1 2 Rotary Trash Relocator RTR is a standard feature on high dump models Its purpose is t...

Page 30: ...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 locked 1 Make sure the directional control pedal is in the neutral position 2 Make sure the throttle is in the idle position 3 LP and Gasoline powered Turn the ignition key to the start position to the right When the engine starts release the button Die...

Page 31: ...SWEEPING 1 Turn the impeller switch on 2 Turn on the main and side broom switches on 3 Drive the machine over the area to be swept EMPTY HOPPER WITH HIGH DUMP FEATURE 1 Drive the machine to the dumping area 2 Use the directional control pedal to position the machine so that the space between the machine and the container or dumpster is adequate to raise the hopper 3 Reduce the engine speed 4 Pull ...

Page 32: ... machine away from the dumpster approximately 5 feet 10 To lower the hopper push the raise lower lever forward to the LOWER position until the hopper stops USING ROTARY TRASH RELOCATOR RTR 1 Use the directional control pedal to stop the machine on a level surface 2 Move the throttle to the IDLE position NOTE As you complete Steps three and four observe the two red lights labeled 1 and 2 in the upp...

Page 33: ...l of the hopper Rotating beyond this point will cause the debris to be dumped from the hopper 5 Push the hopper dump lever forward to the RETURN position until the hopper rotates back and stops 6 Push the raise lower lever forward to the LOWER position until the hopper returns to the normal operating position 7 Move the throttle to the RUN position and resume sweeping SIDE BROOM SWITCH HOPPER DUMP...

Page 34: ...holes in the frame forward of the front wheels and in the rear center of the frame NOTE Attach the tie downs to the frame only Pushing the Machine Push the machine from the front or rear using the bumpers only ATTENTION Do not tow or push the machine a distance of more than 5 miles 80 kilometers or faster than one mile per hour 1 61 km Exceeding these restrictions may cause damage to the hydraulic...

Page 35: ...his section contains 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 equipme...

Page 36: ... NOTE For additional maintenance requirements refer to the engine manual AIR INTAKE 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 X Inspect radiator ﬁns and clean as needed X Blow out radiator ...

Page 37: ...eering cylinder rod ends X Lubricate steering fork assembly X Check for leaks LUBRICATION POINTS X Hood Latches Hinges Lubricate type oil HYDRAULIC SYSTEM X Check hydraulic reservoir gauge and ﬁll as needed X Replace breather cap ﬁlter element X Replace hydraulic ﬂuid and ﬁlter X Check functioning of directional control pedal and adjust as needed X Clean hydraulic ﬂuid strainer in reservoir X Insp...

Page 38: ...ed X Rotate main broom end to end X Perform main broom adjustment test and adjust as needed X Inspect the side broom for wear and adjust as needed Replace main and side brooms as needed Main Broom needs to be replace if bristles are 1 in length or less Side Broom needs to be replaced if bristles are 3 in length HOPPER X Check hopper ﬁlters and clean or replace as needed X Check hopper clearance fr...

Page 39: ... proper functioning and adjust as needed WHEELS AND TIRES X Visually inspect for wear and damage Repair or replace as needed X Check pneumatic tires if equipped for proper air pressure 95 psi X Check and tighten lug nuts torque to 100 ft lbs MISCELLANEOUS X Inspect latches and hinges Tighten and lubricate as needed X Check anti static drag chain on rear wall of broom chamber for damage or excessiv...

Page 40: ...ional maintenance requirements and instructions are explained in the engine manual which comes with your machine WARNING Never attempt to perform any service on the equipment or components until the engine if OFF the parking brake is LOCKED and the wheels are CHOCKED Air Intake System Check Air Filter Service Indicator The air ﬁlter service indicator shows when to change the air ﬁlter element Chec...

Page 41: ... engine and set the parking brake 2 Lift the engine cover 3 Locate the air ﬁlter and loosen the retaining clamp 4 Remove the dust cup 5 Pull the rubber plug out of the dust cup and empty the contents 6 Pull the air ﬁlter elements out of its housing Air Filter Cleaning 1 Once you have removed the air ﬁlter elements empty the dust cup and clean the interior of the air ﬁlter housing 2 Use an air hose...

Page 42: ...e 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 up 5 Tighten the ring clamp or retaining clips 6 Check the condition of intake hoses and clamps Close engine cover ELECTRICAL SYSTEM Battery Cleaning 1 Combine baking soda and water in a strong solution 2 Brush the solution over the bat...

Page 43: ...ental electrical shorting which can result in personal injury 1 Disconnect the negative cable and then the positive cable 2 Remove the battery 3 Install the new battery 4 Connect the positive battery cable ﬁrst then the negative cable Circuit Breakers If a circuit breaker trips it can be reset by pressing the reset button in the center of the breaker The circuit breakers are located on the instrum...

Page 44: ...gaged When Checking These Fuses FUEL SYSTEM WARNING Never attempt to perform any service on the equipment or components until the engine is OFF the parking brake is LOCKED and the wheels are CHOCKED WARNING Never operate an LP powered sweeper when any component in the fuel system is malfunctioning or leaking WARNING Never bypass safety components unless you are testing them WARNING Replace any def...

Page 45: ...azard Tier װ compliant fuel system Refer to P S I Service Manual Checking the LPG Fuel ﬁlter Locks 1 Start the engine Then remove the vacuum hose going to the fuel ﬁlter lock The solenoid should close shutting oﬀ the fuel supply and stopping the engine If the engine continues to operate the fuel ﬁlter lock should be replaced If the engine shops the fuel ﬁlter lock is operating properly 2 With the ...

Page 46: ...ou will need to repeat these steps until water ﬂushed from the radiator runs out clear 7 Inspect and clean the radiator cap 8 Inspect and reconnect the hoses 9 Reﬁll the radiator with coolant NOTE Use a 50 50 mixture of water and an anti freeze with an ethylene glycol base Changing Engine Oil Gasoline and LP Engines Use any SF or SG rated oil meeting API speciﬁcations and suited to seasonal temper...

Page 47: ...e screw and washer in lower portion of the ﬂoor board and rotate up 3 Grease ﬁtting located mounting end of cylinder Steering Fork Assembly and Rod End The steering fork assembly and rod end lubrication points are located under the rear on the machine above the rear drive wheel STEER CYLINDER LUBRICATION POINT STEERING FORK LUBRICATION POINT ROD END LUBRICATION POINT ...

Page 48: ...n the machine is cool and the hopper is in the lowered position 1 Open the engine cover 2 Remove the dipstick Fluid level should be between the high and low marks on the dipstick 3 If the ﬂuid level is not acceptable add hydraulic ﬂuid CAUTION Minuteman International Inc recommends using Mobil DTE 10 Excel 32 hydraulic oil or equivalent Mobil DTE 10 Excel 32 Viscosity ASTM D 445 cSt 40 C 104 F 32 ...

Page 49: ...or leakage Changing The Hydraulic Fluid Filter 1 Turn oﬀ the engine and engage the parking brake 2 Open the engine cover 3 Unscrew the oil ﬁlter cartridge from the hydraulic manifold assembly and discard in an approved manner 4 Apply a thin coating of ﬂuid to the seal of a new ﬁlter element 5 Thread onto the mount and hand tighten 6 Tighten an additional one half turn beyond hand tight NOTE Do not...

Page 50: ...immediately to maintain proper dust control Broom Door Flap Replacement and Adjustment The ﬂaps are attached to the broom doors by a retainer bar hex bolts and nuts To remove the ﬂaps remove the nuts bolts and retainer bar To adjust the ﬂaps loosen the nuts and bolts slide the ﬂap up or down as needed Retighten the nuts and bolts Main Broom Adjustment NOTE Perform this adjustment on a ﬂat smooth t...

Page 51: ...used 6 Drive the machine clear of the test site 7 Examine the polished pattern made by the broom on the test area NOTE A rectangular shape the length of the main broom 2 5 08 cm wide indicates the main broom is properly adjusted A pattern smaller then 2 5 08 cm indicates need for lower adjustment A pattern wider than 2 5 08 cm indicates a need for higher adjustment If pattern is tapered from end t...

Page 52: ...y arm WARNING Do not rely upon the hydraulic cylinders to keep the hopper raised for maintenance Always engage the safety arm before servicing the hopper 4 Loosen the wing nut and turn the adjustment knob clockwise to raise the main broom or counterclockwise to lower the main broom 5 Tighten the wing nut 6 Remove the safety arm and lower the hopper 7 Repeat the main broom adjustment test to see th...

Page 53: ... procedures which follow The taper can be adjusted from either the left or right side of the machine Correct Taper Pattern Incorrect Taper Pattern 1 Turn the engine oﬀ and lock the parking brake 2 Open the right or left main broom door 3 Loosen the nuts and bolt securing the bearing mount to the angle mount on the frame 4 If the pattern was wider on this side of the machine adjust the bearing moun...

Page 54: ...main broom Switch to the ON position 3 Open the right main broom chamber door the door on the driver s side 4 Remove the knob and washer on the main broom idler mount 5 Pull the main broom idler mount straight out to remove 6 Grasp the main broom by the plastic drive hub pull the main broom straight out and clear of the broom chamber 7 Depending on broom condition you can either rotate the old bro...

Page 55: ... Main Broom Adjustment 8 Once the broom is started onto the drive hubs rotate the broom counter clockwise while pushing lightly against the broom 9 Once the broom is fully engaged replace the idler hub while aligning the seats in the idler hub with the broom s drive hub ears 10 Install the retaining knob and washer into position and tighten 11 Close and latch the right broom door 12 Perform a main...

Page 56: ...wer the side broom 4 Side Broom should make contact with ﬂoor in the 10 to 3 o clock position 5 If not turn side broom switch to the oﬀ position and loosen the lock nut 6 Adjust the screw up or down until proper ﬂoor contact is made in the 10 to 3 o clock position Turn broom on and oﬀ as needed NOTE The side broom lift cable may have to adjusted if the cable does not alow the broom to make proper ...

Page 57: ...r or the broom touches the ﬂoor when turned oﬀ 1 Loosen the lock nut 2 Hold the nyloc nut with a wrench 3 If the broom touches the ﬂoor when turned oﬀ turn the adjustment screw clockwise to raise the broom up 4 If the cable does not allow the broom to make proper contact with the ﬂoor turn the adjustment screw counterclockwise to lower the broom 5 After the broom lift cable has been properly adjus...

Page 58: ...de broom switch to the oﬀ position to deactivate and raise the broom 2 Turn the side broom by hand until the brush retainer bar is accessible 3 Lift the bar and turn the broom clockwise about one eighth of a turn until the lock pins in the broom disengage from the drive plate 4 Install the new broom by positioning the three drive pins into the pilot holes of the drive plate 5 Lift and rotate the b...

Page 59: ... oﬀ 4 Cycle the rotation control handle 2 in both positions to relieve any residual hydraulic pressure 5 Remove three bolts washers nuts and backing plate 6 Disconnect the wire harness connections at the right side of the hopper 7 While spreading the dump arms slightly roll the hopper away from the machine Hopper Replacement 1 Position the hopper on the dolly so as to align the mounting holes in t...

Page 60: ... the hopper will be 5 12 7 cm to 6 15 24 cm from the ﬂoor 1 Park the machine on a level surface shut oﬀ the engine and engage the parking brake WARNING Do not rely upon the hydraulic cylinders to keep the hopper raised for maintenance Always engage the safety arm before servicing the hopper 2 Adjust the lift arm stop bolts located on top of the wheel wells as low as possible while still allowing t...

Page 61: ... 4100043UM Rev B 07 20 PowerBoss Copyright 2014 Page 61 PowerBoss The Power of Clean LIFT ARM STOP BOLT BOTH SIDES OF HOPPER FRONT EDGE OF HOPPER REAR ENTERANCE LIP OF HOPPER ADJUSTABLE STOPS AT ROTATION PLATE BOTH SIDES OF HOPPER ...

Page 62: ...ate 4 After the 3 8 89 cm clearance is established make sure both stops make contact simultaneously The lower front edge of the hopper should be 5 12 7 cm to 6 15 24 cm from the ﬂoor A balanced adjustment of both sets of adjustment bolts is required to correctly adjust the hopper in the lower position If the bumper is lower than the frame after the hopper is correctly adjusted loosen the bumper at...

Page 63: ...een the lift arms and the cut outs in the bumper is 6 35 mm maximum 8 Loosen the locking set screw in the bottom side of the rotation block 9 Using the hole in the cylinder rod turn the rod to adjust the cylinder extended length to match the hopper rotation stops 10 Tighten the set screw 11 Rotate the hopper back remove the safety arm and lower the hopper ROTATION BLOCK LOCKING SET SCREW ROTATION ...

Page 64: ... and raise the cover 2 Disconnect the wire harness leading to the ﬁlter shaker motor 3 Unscrew the two screws each attached using one conical washer and an isolator securing the ﬁlter retainer bars to the hopper 4 Remove the shaker motor assembly and ﬁlter retainer bars 5 Lift out the panel ﬁlter SHAKER MOTOR ASSEMBLY HOPPER LATCHES MOTOR WIRE HARNESS LEAD PANEL FILTER ...

Page 65: ...wn out with compressed air use 100 psi or less 2 If washed with soap and water use 40 psi water pressure or less NOTE Make sure the ﬁlters are thoroughly dried while standing on their side before installing in the hopper Do not install or use a wet ﬁlter Filter Replacement 1 Insert the panel ﬁlter 2 Install the shaker motor assembly 3 Install and tighten the two ﬁlter retaining screws and isolator...

Page 66: ... of the hopper and gasket If complete seal is not maintained raise the high dump hopper WARNING Do not rely upon the hydraulic cylinders to keep the hopper raised for maintenance Always engage the safety arm before servicing the hopper 2 Loosen the mounting bolts in the gasket mount Move the assembly toward the hopper Tighten the bolts Test and repeat if necessary SAFETY ARM ENGAGED MOUNTING BOLT ...

Page 67: ...nstall the new ﬂaps 6 Replace the retaining angle Frame Seal Replacement Front Frame Seal The hopper frame seal bolts to the front edge of the frame Install a new seal by folding it in half to align the holes Doubled edge with holes goes on the bottom Support the seal straight up while bolting the retainer bar in place The seal should fall over the retainer bar after installation Be certain that t...

Page 68: ... three turns is usually adequate DO NOT OVERTIGHTEN If this adjustment becomes ineﬀective it will be necessary to adjust the cable length Adjusting The Parking Brake Cable Length 1 Park the machine on a level surface and chock the wheels 2 Place the parking brake lever in the OFF position 3 Turn the knurled handle counter clockwise as far as possible WARNING Do not rely upon the hydraulic cylinder...

Page 69: ...ten the jam nuts and re install the clevis ends onto the bar 10 Repeat steps 5 through 9 for the opposite side brake 11 Adjust the knurled handle on the parking brake lever TIRES Changing Solid Tires NOTE The procedures which follow apply to SOLID TIRES ONLY 1 Remove the tire from the vehicle by removing the ﬁve inner lug nuts 2 Remove the ten hex head bolts and nuts 3 Press the tire from the rim ...

Page 70: ... are to be inﬂated to 110 psi MISCELLANEOUS ADJUSTMENTS Anti Static Chain Adjustment Each machine is equipped with an anti static chain bolted to the back wall of the broom chamber This should remain in contact with the ﬂoor at all times Inspect the chain every 200 operating hours Replace if at least one link does not drag the surface of the ﬂoor Latch and Hinge Maintenance Latches and hinges shou...

Page 71: ...ughly after start NOTE On machines with LP 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 Problems with spark plugs ignition points ignition coil ignition switch carburetor regulator wiring harness Clean or replace air ﬁl...

Page 72: ...nit Low coolant level Supply coolant Clogged radiator Flush radiator Loose fan belt Tighten belt Defective thermostat Replace thermostat 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 Little or no vacuum in brush compartment Filters clogged Clean ﬁlters Leak or clog in hose from impeller Rep...

Page 73: ...tact with oil or grease Clean tires or drive through a solvent absorbing substance Wheels jammed Clear jam 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 Use the proper weight oil or the operation conditions check pump Damaged or worn pump drive coupling Replace ...

Page 74: ...logged Clean ﬁlters Filter seals worn or missing Replace Poor seal with vacuum gasket Visually check and adjust if necessary Sweeper unit leaving debris Hopper full Dump hopper Broom s out of adjustment Adjust Broom bristles worn Check broom for wear and adjustment Poor performance of broom drive mechanism Check for jam in broom chamber Broom lift arms hung up with debris Clear out debris Hopper ﬂ...

Page 75: ...Gear pump Lift cylinder Relief valve Hopper arms binding Lubricate or adjust arm linkage Hopper load too heavy Dump more frequently Hopper lift cylinder failure Line to cylinder leaking Tighten ﬁttings or replace hose Piston seals leaking Replace seals Bent piston rod Replace rod Hopper does not rotate or rotates too slowly Hopper load too heavy Dump more frequently Hydraulics system problem See H...

Page 76: ...place relief valve Hydraulic motor failure Motor leaking Replace seals Drive link malfunction Replace drive link Output shaft malfunction Replace output shaft and bearings Hydraulic gear pump failure Pump leaking Replace seals or RR Pump Gears worn or scored Rebuild pump or RR Pump Relief valve stuck Clean or replace at control valve Oil supply low Check and ﬁll Oil strainer clogged Replace strain...

Page 77: ...ment Check to see if linkage is binding unfastened 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 Loose suc...

Page 78: ...Inspect wiring for burnt or damaged wires Check wire continuity Repair or replace wiring Solenoid 3B stuck or not functioning Test solenoid is functioning See Hydraulic manifold Solenoids on page 81 If solenoid not functioning replace Curb broom does not raise or lower Fuse blown Check fuses and replace any blow fuses Switch is bad Replace switch Wiring Inspect wiring for burnt or damaged wires Ch...

Page 79: ... continuity Repair or replace wiring Solenoid 3C stuck or not functioning Test solenoid is functioning See Hydraulic manifold Solenoids on page 81 If solenoid not functioning replace Main broom does not raise or lower Fuse blown Check fuses and replace any blow fuses Switch is bad Replace switch Wiring Inspect wiring for burnt or damaged wires Check wire continuity Repair or replace wiring Solenoi...

Page 80: ...S SOLUTION S Impeller does not turn on Fuse blown Check fuses and replace any blow fuses Switch is bad Replace switch Wiring Inspect wiring for burnt or damaged wires Check wire continuity Repair or replace wiring Solenoid 3A stuck or not functioning Test solenoid is functioning See Hydraulic manifold Solenoids on page 81 If solenoid not functioning replace ...

Page 81: ...panel When troubleshooting the electro hydraulic system it is important to determine if the problem is electrical or mechanical The electrical side should be eliminated ﬁrst When a function is summoned the corresponding solenoid is energized and emit a magnetic ﬁeld A small steel washer will stick to an energized coil Be sure that only the required solenoid is energized If the solenoid is correct ...

Page 84: ...ties PowerBoss 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 PowerBoss Copyright 2014 Armadillo 6X and AM7D III PB 4100043UM Rev B 07 20 ...

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