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Summary of Contents for PowerBoss PB620DSL
- Page 1 User Manual Atlas Sweeper Models: Diesel, Gasoline, & LPG PowerBoss®, Minuteman International, Inc. A Member of the Hako Group PB# 4100053 Rev. B 05/15...
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Page 2: Preface
Please copy the form on the next page. Fill out and comment on how you found our manual. Thank you! The PowerBoss Team Atlas Sweeper #4100053UM Rev. B 05/15 Page 2... - Page 3 Type of equipment or model number: ______________________ Comments: ___________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Please return to: Customer Service Manager PowerBoss®, Minuteman International, Inc. 14N845 U.S. Route 20 Pingree Grove, Illinois 60140 USA Phone: (800) 323-9420 Email: tech@powerboss.com Atlas Sweeper #4100053UM Rev. B 05/15 Page 3 Minuteman, International, Inc.
- Page 4 PREFACE This is the User Manual for the PowerBoss® Atlas Rider Sweeper. This manual covers all Standard Atlas machine variations beginning May 2015. We believe this machine will provide excellent service for many years. However, the best results will be obtained if: •...
- Page 5 PREFACE Parts may be ordered by phone, fax or e-mail from your local PowerBoss® parts and service center. Before ordering parts or supplies, be sure to have your machine Model Number and Serial Number handy. For your convenience Fill out the Machine Data block for future reference.
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Page 6: Technical Specifications
TECHNICAL SPECIFICATIONS Model: Atlas Sweeper Atlas Sweeper w/Dual Side Broom Model No.: PB620DSL, PB620GAS, PB620LP PB620DSL-DSB, PB620GAS-DSB, PB620LP-DSB GENERAL MACHINE SPECIFICATIONS SWEEPING SYSTEM Length:..... . . 99.75 in Productivity . - Page 7 TECHNICAL SPECIFICATIONS 82.88 58.88 63.38 99.75 Atlas Sweeper #4100053UM Rev. B 05/15 Page 7 Minuteman, International, Inc. Copyright 2011-2015...
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Page 8: Table Of Contents
LIGHT SWITCH ......24 POWERBOSS INNOVATIONS ....14 HORN BUTTON . - Page 9 TABLE OF CONTENTS INDICATOR LIGHTS ......26 DEBRIS HOPPER DUMP CONTROLS ... . 30 Clogged filter light (optional) .
- Page 10 TABLE OF CONTENTS PREVENTATIVE MAINTENANCE ..38 LUBRICATION ......50 Changing Engine Oil .
- Page 11 TABLE OF CONTENTS Broom Rear Skirt Replacement and Adjustment 59 TIRES ........70 Remove and Replace Rear Skirt .
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Page 12: Features
FEATURES FEATURES DEBRIS-HANDLING SYSTEM • High wear rubber skirts equipped with indicators for AIR-MOVING SYSTEM wear, adjustment and replacement • Four-stage dust filtration • Shock mounted side broom, employs trailing arm design to prevent accidental damage Vacuumized main broom chamber •... -
Page 13: Safety Innovations
FEATURES SAFETY INNOVATIONS HYDRAULIC SYSTEM • Vehicle speed restriction when hopper is raised • Hydraulic filter built into reservoir for ease of maintenance • Hopper safety arm accessible without need to reach under raised hopper • Protection for both auxiliary and propulsion pumps using separate 100 mesh filters •... -
Page 14: Chassis System
Oversized, soft-ride tires High-performance filter system dramatically reduces the release of dust and debris back into the air, dust vacuum POWERBOSS INNOVATIONS ensures that dust is put directly into the hopper, bristle • PowerClimb™ - with oversized tires and extra... -
Page 15: Safety Information
This machine is designed solely for removing dirt, dust and present. debris in an outdoor or indoor environment. PowerBoss does not recommend using this machine in any other Components can cause an explosion when operated near capacity. -
Page 16: For Safety When Servicing & Maintaining
Remove metal jewelry. Do not lay tools or metal objects on top of battery. Authorized personnel must perform repairs and maintenance. Use PowerBoss supplied replacement parts. Atlas Sweeper #4100053UM Rev. B 05/15 Page 16 Minuteman, International, Inc. Copyright 2011-2015... -
Page 17: Safety Symbols
SAFETY INFORMATION SAFETY SYMBOLS NOTE: To direct your attention to important equipment information or special instructions Five symbols are used throughout this manual to for preventing damage to equipment emphasize various levels of safety information. These Symbols at the top of the list are the strongest warnings. symbols and the meaning of each are listed below. -
Page 18: Safety Decals
SAFETY INFORMATION SAFETY DECALS Located near the Impeller inlet: Part Number 3301729 Decals directly attached to various parts of the unit are highly visible safety reminders which should be read and observed. Make sure the decals are replaced if they become illegible or damaged. - Page 19 SAFETY INFORMATION Located on the shroud of the radiator: Located on the engine mount: Part Number 3301733 Part Number 3301730 Located behind the main broom doors: Part number 715952 Atlas Sweeper #4100053UM Rev. B 05/15 Page 19 Minuteman, International, Inc. Copyright 2011-2015...
- Page 20 SAFETY INFORMATION Located on the safety arm: Located on the rear bumper: Part number 715951 Part number 3342978 Located in the operator compartment: Part number 3342264 Located on the seat mount: Part number 715954 Atlas Sweeper #4100053UM Rev. B 05/15 Page 20 Minuteman, International, Inc.
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Page 21: Basic Powerboss® Safety
SAFETY INFORMATION BASIC POWERBOSS® SAFETY WARNING PowerBoss® sweepers should never be operated unless: Before starting the engine, make sure that: The operator is trained and authorized to operate * You have read and understand the User Manual. the equipment and, * You are securely seated in the operator’s seat. - Page 22 SAFETY INFORMATION WARNING WARNING When leaving the sweeper unattended: During cleaning and maintenance: * Place the controls in the OFF position. * Always stop the engine and set the parking brake before servicing. * Set the parking brake. * Never use detergents or cleansers that are * Shut off the engine.
- Page 23 MACHINE OPERATION WARNING CAUTION Replace any defective safety components before Use special care when traveling on wet surfaces. operating the sweeper. CAUTION CAUTION Observe all proper procedures for operation and Do not drive with the hopper in the raised position maintenance of the unit, as outlined in this manual.
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Page 24: Machine Operation
MACHINE OPERATION MACHINE OPERATION LIGHT SWITCH The light switch, located to the left of the steering column BASIC OPERATING CONTROLS & operates the head lights, tail lights and optional side broom INDICATORS light. HORN BUTTON IGNITION SWITCH The horn is activated by pressing the horn button which is The ignition switch located to the right of the steering located to the right of the steering column below the throttle column and is used to start and stop the engine. - Page 25 MACHINE OPERATION HOPPER FIRE IN DOOR HOPPER CLOSED CHECK CLOGGED LIGHT ENGINE LIGHT FILTER FUEL LIGHT LIGHT GAUGE ENGINE OIL PRESSURE LIGHT ENGINE COOLANT TEMPERATURE LIGHT THROTTLE / GLOW PLUG SWITCH IGNITION SWITCH DIRECTION BRAKE HOUR HORN PARKING CONTROL METER BUTTON BRAKE LOCK PEDAL...
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Page 26: Indicator Lights
MACHINE OPERATION INDICATOR LIGHTS Engine oil pressure light The engine oil pressure light will illuminate if the oil Clogged filter light (optional) pressure drops below 7 psi indicating a problem which The clogged filter indicator will illuminate when it is may result in damage to the engine. -
Page 27: Brake / Parking Brake
MACHINE OPERATION BRAKE / PARKING BRAKE SEAT ADJUSTMENT The mechanical drum brakes on the two front wheels are The drivers seat is adjustable to provide the most operated by pressing on the brake pedal. To engage the comfortable position for the operator. The adjustment lever parking brake push the upper brake lock to set the parking is at the bottom front of the seat. -
Page 28: Sweeping Controls
MACHINE OPERATION SWEEPING CONTROLS NOTE: Extensive use of the float position reduces broom life. The sweeping controls are color coded in green for easy • When not sweeping, move the lever back and lock in operator identification. the RAISE position. BROOM CONTROL LEVER MAIN BROOM ADJUSTMENT The broom control lever activates the brooms. - Page 29 MACHINE OPERATION TILT STEERING BROOM ADJUSTMENT CONTROL LEVER IMPELLER SWITCH SIDE BROOM MAIN BROOM LEVER WEAR INDICATOR MAIN BROOM ADJUSTMENT PLATE MAIN BROOM LEVER FLOAT SLOT NORMAL SWEEPING SLOT Atlas Sweeper #4100053UM Rev. B 05/15 Page 29 Minuteman, International, Inc. Copyright 2011-2015...
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Page 30: Debris Hopper Dump Controls
MACHINE OPERATION DEBRIS HOPPER DUMP CONTROLS HOPPER RAISE / LOWER LEVER The far right lever on the front of the control panel is used The dump controls are color coded in orange for easy to raise and lower the hopper to any height up to 60” (1.52 operator identification. - Page 31 MACHINE OPERATION HOPPER RAISE / LOWER LEVER HOPPER DOOR LEVER HOPPER FILTER SHAKER BUTTON Atlas Sweeper #4100053UM Rev. B 05/15 Page 31 Minuteman, International, Inc. Copyright 2011-2015...
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Page 32: Operating Procedures
MACHINE OPERATION OPERATING PROCEDURES STARTING WARNING PRE-OPERATION CHECKS Prior to starting the engine, check the following: Before starting the engine, sit in the operator’s seat and make sure the parking brake is engaged. Engine oil level Engine coolant level Make sure the directional control pedal is in the Fuel level neutral position. -
Page 33: Driving
MACHINE OPERATION DRIVING SWEEPING The direction control pedal moves the machine forward Make sure main and side broom are adjusted correctly, and backward. To move the machine forward or backward refer to “Main Broom Height Adjustment” and “Side Broom release the parking brake. Height (Wear) Adjustment”. -
Page 34: Stop Sweeping
MACHINE OPERATION STOP SWEEPING Slowly and carefully move the machine forward until the hopper is positioned over the container. Stop machine after sweeping is complete. To deactivate both brooms move the broom control lever to the center position. WARNING Move the main broom lever backward to raise the It is unsafe to travel an extended distance with the main broom and lock in position. -
Page 35: Stopping The Machine
MACHINE OPERATION STOPPING THE MACHINE Make sure the directional control pedal is in the neutral position. Engage the parking brake. Make sure the throttle is in the idle position. Turn the ignition key to the stop position (counterclockwise) and remove key. TRANSPORTING THE MACHINE REAR TIE Using a Trailer or Transport Vehicle... -
Page 36: Pushing Or Towing The Machine
MACHINE OPERATION Pushing or towing the Machine Before towing or pushing the machine, turn the bypass valve located on the top of the propulsion pump 90 degrees as shown in the illustration. Push the machine from the front or rear using the bumpers TOWING only. - Page 37 MACHINE OPERATION BYPASS VALVE IN NORMAL OPERATING POSITION BYPASS VALVE IN TOWING POSITION Atlas Sweeper #4100053UM Rev. B 05/15 Page 37 Minuteman, International, Inc. Copyright 2011-2015...
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Page 38: Preventative Maintenance
PREVENTATIVE MAINTENANCE PREVENTATIVE MAINTENANCE INTRODUCTION Regular maintenance on your sweeper results in better cleaning, faster cleaning and a prolonged service life for the equipment and components. This section contains the following information to help you give your sweeper the maintenance attention it requires: •... -
Page 39: Scheduled Maintenance Chart
PREVENTATIVE MAINTENANCE SCHEDULED MAINTENANCE CHART FREQUENCY (IN HOURS) SERVICE (BY MAINTENANCE AREA) DAILY 100 200 ENGINE Pressure wash engine NOTE: For additional maintenance requirements, refer to the engine manual. AIR INTAKE SYSTEM Empty rubber dust cup of air filter element. Check air filter indicator Clean air filter. - Page 40 PREVENTATIVE MAINTENANCE SCHEDULED MAINTENANCE CHART FREQUENCY (IN HOURS) SERVICE (BY MAINTENANCE AREA) DAILY 100 200 LUBRICATION POINTS Lubricate steering cylinder rod end. Lubricate steering pivot thrust bearing Lubricate broom lift cable pulleys Lubricate hopper lift bearings Hood Latches & Hinges Lubricate type - oil IMPELLER Check for hydraulic fluid leaks from hoses and motor.
- Page 41 PREVENTATIVE MAINTENANCE SCHEDULED MAINTENANCE CHART FREQUENCY (IN HOURS) SERVICE (BY MAINTENANCE AREA) DAILY 100 200 SWEEPING COMPONENTS Inspect brooms for wear and remove strings and debris from bristles and drive assembly. Inspect main broom door skirts for wear and damage, adjust or replace as needed. Inspect main broom rear skirt for wear and damage, adjust or replace as needed.
- Page 42 PREVENTATIVE MAINTENANCE SCHEDULED MAINTENANCE CHART FREQUENCY (IN HOURS) SERVICE (BY MAINTENANCE AREA) DAILY 100 200 STEERING Check for leaks. PARKING BRAKE Check for proper functioning and adjust as needed. WHEELS AND TIRES Visually inspect for wear and damage. Repair or replace as needed. Check pneumatic tires for proper air pressure (95 psi).
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Page 43: Preventative Maintenance Instructions
PREVENTATIVE MAINTENANCE PREVENTATIVE MAINTENANCE All basic maintenance tasks are listed with their recommended frequencies on the Planned Maintenance INSTRUCTIONS Chart in this manual. Important additional maintenance ENGINE requirements and instructions are explained in the engine manual which comes with your machine. Maintenance requirements and service instructions for your sweeper engine are outlined in the following parts of this WARNING... -
Page 44: Air Intake System
PREVENTATIVE MAINTENANCE AIR FILTER SERVICE Air Intake System INDICATOR Check Air Filter Service Indicator AIR FILTER ELEMENT OUTER The air filter service indicator shows when to change the air filter element. Check the indicator on a daily basis. The AIR FILTER red indicator gradually becomes visible as the air filter ELEMENT INNER elements load with dirt. -
Page 45: Air Filter Element Removal
PREVENTATIVE MAINTENANCE Air Filter Element Removal Air Filter Installation Turn off the engine and set the parking brake. Wipe out the air cleaner housing with a damp cloth. Be sure all dirt is removed. Lift the engine cover. Install the cleaned replacement filter elements so Locate the air filter and loosen the retaining clamp. -
Page 46: Electrical System
PREVENTATIVE MAINTENANCE ELECTRICAL SYSTEM Battery Replacement Battery Cleaning CAUTION Combine baking soda and water in a strong solution. Remove the negative battery cable before you remove the positive battery cable. This is done to Brush the solution over the battery top, including prevent accidental electrical shorting which can terminals and cable clamps. -
Page 47: Circuit Breakers
PREVENTATIVE MAINTENANCE Circuit Breakers Fuses If a circuit breaker trips, it can be reset by pressing the The fuse panel is located on the lintel panel left of the reset button in the center of the breaker. The breaker is impleller housing and the broom control levers, under the located on the lintel next to the fuse box. -
Page 48: Fuel System
PREVENTATIVE MAINTENANCE FUEL SYSTEM WARNING WARNING When disconnecting the tank coupling, always wear gloves. LPG fuel can freeze bare hands. Never attempt to perform any service on the equipment or components until the engine is OFF, WARNING the parking brake is LOCKED, and the wheels are CHOCKED. -
Page 49: Coolant System
PREVENTATIVE MAINTENANCE COOLANT SYSTEM Inspect and clean the radiator cap. Inspect and reconnect the hoses. Blowing Out Radiator Fins Refill the radiator with coolant. NOTE: Make sure radiator is cool before blowing out NOTE: Use a 50/50 mixture of water and an anti- the radiator fins with compressed air. -
Page 50: Lubrication
PREVENTATIVE MAINTENANCE LUBRICATION LUBRICATION POINTS Gasoline and LPG Engines: Use any SF or SG rated Steering Cylinder Rod End oil meeting API specifications and suited to seasonal The steering cylinder rod end must be lubricated every 500 temperatures. hours with grease. Refer to the Engine Manufacturer’s Operator Manual for these specifications. -
Page 51: Main And Side Broom Lift Pulleys
PREVENTATIVE MAINTENANCE Main and Side Broom Lift Pulleys STEERING PIVOT Lubricate the main and side broom lift pulleys every 500 THRUST BEARING hours with light oil. LUBRICATION POINT Hopper Lift Bearing Lubricate the hopper lift bearings every 500 hours with light oil. -
Page 52: Latches & Hinges
PREVENTATIVE MAINTENANCE Latches & Hinges HYDRAULICS SYSTEM The hinges and latches and all doors and covers should Filling The Fluid Reservoir be lubricated with oil every 500 hours. There are numerous NOTE: The reservoir is located under the operator hinges and latches, make sure to lubricate all of the seat and is accessible by removing the latch following: and tilting the operator’s seat / pump cover... -
Page 53: Hydraulic Fluid Viscosity Specifications
DO NOT OVERFILL HYDRAULIC RESERVOIR TANK! DO NOT USE TRANSMISSION FLUID! CAUTION PowerBoss® recommends using: Mobil DTE 10 Excel 32 Hydraulic Oil or equivalent. If the fluid level is not between the marks, add or remove hydraulic fluid as needed. -
Page 54: Changing The Hydraulic Fluid
PREVENTATIVE MAINTENANCE Changing The Hydraulic Fluid NOTE: The fluid filter is integrated with the reservoir, located under the operator seat. The filter can Turn off the engine and engage the parking brake. removed from the top of the reservoir and can Place a drain pan on the floor below the reservoir. - Page 55 PREVENTATIVE MAINTENANCE BREATHER CAP FLUID FILTER AND DIP STICK PRESSURE GAUGE Atlas Sweeper #4100053UM Rev. B 05/15 Page 55 Minuteman, International, Inc. Copyright 2011-2015...
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Page 56: Hydroback Pump Centering Unit
PREVENTATIVE MAINTENANCE Hydroback Pump Centering Unit If during the above tests the drive wheel comes to a complete stop then the neutral setting is correct and the If the machine does not remain in neutral when the foot pump centering unit installation is complete. pedal is released, it may indicate that the Hydroback Pump Centering Unit needs adjustment. - Page 57 PREVENTATIVE MAINTENANCE If the drive wheel turns in the forward direction, slowly turn the lock nuts located on either side of the Hydroback adjuster plate so that the adjuster plate slides to the right when viewed from the back of the machine. If the drive wheel turns in the reverse direction, slowly turn the lock nuts located on either side of the Hydroback adjuster plate so that the adjuster...
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Page 58: Inspecting Drive Assemblies/Brooms For Debris
PREVENTATIVE MAINTENANCE SWEEP COMPONENTS Inspect broom door and rear skirts for wear and damage. Skirt clearance should be 0” to 1/8” (3.18 Inspecting Drive Assemblies/brooms for Debris mm) above the floor. Inspect the main and side brooms for wear and remove If skirt is worn to an indicator line or more than 1/4”... -
Page 59: Broom Door Skirt Replacement And Adjustment
PREVENTATIVE MAINTENANCE Broom Door Skirt Replacement and Adjustment Remove and Replace Rear Skirt The skirts are attached to the broom doors by a retainer Remove the main broom, remove the hex nuts, retainer bar bar, and hex bolts. and skirt. To install new skirt, align skirt and retaining bar and attach to frame with hex nuts hand tight. -
Page 60: Main Broom Height Adjustment
PREVENTATIVE MAINTENANCE Main Broom Height Adjustment The main broom height adjustment can be quickly and easily performed with no tools from the operator cockpit. Preforming the main broom height adjustment on a daily bases improves sweeping performance maintains proper broom height. NOTE: Perform this adjustment on a flat, smooth test surface. -
Page 61: Main Broom Rotation Or Replacement
PREVENTATIVE MAINTENANCE Main Broom Rotation or Replacement Depending on broom condition, you can either rotate the old broom end-to-end and re-install it or NOTE: Broom should be replaced if bristles worn to you can install a new broom. Slide the main broom a length of 1 inch (2.54 cm) or less. -
Page 62: Main Broom Taper And Sweep Pattern Test
PREVENTATIVE MAINTENANCE Main Broom Taper and Sweep Pattern Test Correct Main Broom Test Pattern This test should be performed every 500 hours or when installing a new main broom. This test should also be preformed if you notice a reduced sweeping performance. NOTE: Perform this test on a flat, smooth surface. - Page 63 PREVENTATIVE MAINTENANCE 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. When adjusting the main broom pull back on the main broom handle with less pressure before locking the adjustment plate in place.
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Page 64: Main Broom Taper Adjustment
PREVENTATIVE MAINTENANCE Main Broom Taper Adjustment Repeat the main broom taper and sweep pattern test to see that the broom is properly adjusted. NOTE: It is not usually necessary to perform this adjustment. However, if the main broom UPPER JAM NUT & adjustment test shows a pattern that is SECURING ADJUSTING BOLT... -
Page 65: Side Broom Height (Wear) Adjustment
PREVENTATIVE MAINTENANCE Side Broom Height (Wear) Adjustment To Adjust The Side Broom Height The height of the side broom is adjusted with the use of a Lower the hopper, push the side broom handle forward lever knob on the rear side of the side broom. As the side to lower the side broom. -
Page 66: Side Broom Shock Mount Stop Adjustment
PREVENTATIVE MAINTENANCE Side Broom Shock Mount Stop Adjustment Side Broom Replacement This adjustment is set at the factory and is not normally NOTE: Broom should be replaced if bristles worn to necessary. In case side broom components are replaced or a length of 3 inches (7.62 cm) or less. -
Page 67: Hopper
PREVENTATIVE MAINTENANCE Filter Cleaning HOPPER The dust control filter is a polyester type element filter. It Filter Removal may be vacuumed, blown out with compressed air, tapped Release the latch on the hopper cover and raise against the floor or washed with soap and water. the cover. -
Page 68: Hopper Frame Skirt Replacement
PREVENTATIVE MAINTENANCE Hopper Frame Skirt Replacement WARNING RETAINER TOP HOPPER FRAME SKIRT Do not rely upon the hydraulic cylinders to keep the hopper raised for maintenance. Always engage the safety arm before servicing in the area of the hopper. Top Hopper Frame Skirt The top hopper frame skirt attaches to the front edge of the frame above the broom chamber using press-in fasteners and a retainer. -
Page 69: Adjusting The Parking Brake Cable Length
PREVENTATIVE MAINTENANCE PARKING BRAKE Set the parking brake and remove the wheel chocks. The parking brake adjustment is located under the hopper Check operation of the parking brake to ensure it just above the broom chamber. holds machine in place. Adjusting The Parking Brake Cable Length LOCKING NUTS Park the machine on a level surface and chock the... -
Page 70: Tires
Inspect all cables for wear every 500 hours. Changing Pneumatic Tires CAUTION Changing pneumatic tires must be performed in a safety cage and require special tools, PowerBoss® recommends that you have these tires changed by a professional tire dealer. (They are to be inflated to 110 psi.) Atlas Sweeper #4100053UM Rev. -
Page 71: Troubleshooting
PREVENTATIVE MAINTENANCE TROUBLESHOOTING This section provides information to assist in identifying maintenance trouble and provides possible causes and actions to correct the problem. TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSE(S) SOLUTION(S) Engine will not start or runs Battery dead. Recharge or replace battery. roughly after start. - Page 72 Loose fan belt. Tighten belt. occurred, check for malfunction of Defective thermostat. Replace thermostat. the temperature sending unit. PowerBoss® moves slowly or Parking brake is on. Release brake. does not move. Directional control pedal jammed, Clear jam or adjust linkage.
- Page 73 PREVENTATIVE MAINTENANCE TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSE(S) SOLUTION(S) PowerBoss® creeps in neutral. Directional control pedal return spring is Perform the adjustment procedures. out of adjustment. Brushes do not turn or turn very Hydraulic system problem: See Hydraulics System Problems in this slowly.
- Page 74 PREVENTATIVE MAINTENANCE TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSE(S) SOLUTION(S) 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 Check for jam in broom chamber. mechanism.
- Page 75 TROUBLESHOOTING TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSE(S) SOLUTION(S) Hopper does not rotate or rotates Hopper load too heavy. Dump more frequently. too slowly. Hydraulics system problem: See Hydraulics System Problems in this section. Control valve Gear pump Lift cylinder Relief valve Hydraulic control valve failure Misaligned control linkage.
- Page 76 TROUBLESHOOTING TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSE(S) SOLUTION(S) 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.
- Page 77 TROUBLESHOOTING TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSE(S) SOLUTION(S) 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 suction line. Tighten fittings. Clogged section filter or pump inlet line. Replace filter, clear line;...
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Page 78: Warranty
This warranty does not apply to normal wear, or to items whose life is dependent on their use and care. Parts not manufactured by PowerBoss are covered by and subject to the warranties and/or guarantees of their manufacturers. Please contact Minuteman International for procedures in warranty claims against these manufacturers. - Page 79 product. If a difficulty develops with this machine, you should contact the dealer from whom it was purchased. This warranty gives you specific legal rights, and you may have other rights, which vary from state to state. Some states do not allow the exclusion or WARRANTY limitation of special, incidental or consequential damages, or limitations on how long an implied warranty lasts, so the above exclusions and limitations may not apply to you.
- Page 80 PowerBoss® is a Full Line Manufacturer of Sweepers and Scrubbers, for Industrial Facilities. PowerBoss®, Minuteman International, Inc. • 14N845 U.S. Route 20 • Pingree Grove, Illinois • 60140 Phone: 800-323-9420 • www.PowerBoss.com • Email: tech@powerboss.com A Member of the Hako Group Atlas Sweeper #4100053UM Rev.
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What is the part number for he main brush and side brushes for the PB620DSL