BETCO STEALTH ASD20BT Operator And Parts Manual

20” automatic scrubber with traction drive

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Operator and parts manual (48 pages)

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Page 1 E87028-00 E88063-00 20” Automatic Scrubber ™ STEALTH STEALTH ASD20BT ASD20BT with Traction Drive Operator and Parts Manual 1001 Brown Avenue • Toledo, Ohio 43607-0127 Customer Service: 888-GO-BETCO • Fax: 800-445-5056 • Technical Service: 877-856-5954 • www.betco.com...
Page 2: Table Of Contents
TABLE OF CONTENTS RECEIVING THE MACHINE........3 - 4 GENERAL SAFETY REGULATIONS ......... 5 MACHINE PREPARATION ........6 - 12 OPERATION ............13 - 14 TURNING OFF THE MACHINE ........15 DAILY MAINTENANCE ..........16 -17 WEEKLY MAINTENANCE ..........18 TROUBLESHOOTING ........... 19 BRUSH AND SELECTION USE........19 PARTS DIAGRAMS AND LISTINGS .......20 - 43 ELECTRICAL SYSTEM...........42 - 44 BATTERY CHECK CARD –...
Page 3: Receiving The Machine
RECEIVING THE MACHINE Immediately check, when receiving the machine, that all the materials indicated on delivery documents have been received and also that the machine has not been damaged in transit. If it has been damaged, this damage must be immediately reported to the shipper and also to our customer’s service department.
Page 4 ™ TECHNICAL DESCRIPTION Measurement Unit Stealth ASD20BT Rated power HP (W) 1.5 (1100) Working width In (mm) 19.7 (500) Rear squeegee width In (mm) 29.2 (742) Work capacity ft2/h (m2/h) 22,050 (1450) Water consumption g/m2 Brush & Pad (diameter) in (mm) 20 (500) Brush RPM Brush pressure...
Page 5: General Safety Regulations
• Before using the machine make sure that all doors and covers are positioned as shown in this operating and maintenance manual. • When your BETCO machine is ready to be retired, the machine must be disposed of properly. It contain oils and electronic components. The machine was built using totally recyclable materials.
Page 6: Machine Preparation
MACHINE PREPARATION 1. HANDLING THE PACKED MACHINE The machine is contained in speciﬁ c packaging. It is not possible to place more than two packages on top of each other. The total weight is 220 lb. (100 kg). The overall dimensions of the package are: A : 45.1 in (1145 mm) B : 26.2 in (665 mm) C : 48.4 in (1230 mm)
Page 7 Weight 68 lb. (31 kg) WARNING: Your charger must be set according to the type of bat- tery you install. Call BETCO customer service to ensure correct charger setting after replacement batteries are installed. • The batteries must be handled using lifting and transportation means suitable for the weight and dimensions.
Page 8 MACHINE PREPARATION 5. BATTERY MAINTENANCE For maintenance and recharging, follow the instructions provided by the battery manufacturer. 6. BATTERY DISPOSAL When the battery reaches the end of its working life, it must be disconnected by certiﬁ ed professional, and removed from the battery compartment. 7.
Page 9 MACHINE PREPARATION 9. CONNECTING THE BATTERY CONNECTOR Connect the battery connector (2) to the machine connector (1) 10. BATTERY INDICATOR The battery indicator uses LEDs and has 8 positions (7 yellow - charged batter- ies, and 1 red - run down batteries). WARNING: A few seconds after the red indicator light comes on, the brush motor switches off automatically.
Page 10 MACHINE PREPARATION 11. INSTRUMENT PANEL COMPONENTS The instrument panel components are identiﬁ ed as follows: A. Levers to activate brushes / traction (located beneath the handlebar) B. ON/OFF key switch C. Battery level / hour-counter display D. Traction speed control knob 12.
Page 11 MACHINE PREPARATION 15. ADJUSTING THE SQUEEGEE HEIGHT The height of the squeegee must be adjusted based on wear of the squeegee blade. To do this, turn the knobs (2) counter clockwise to raise the squeegee, and clockwise to lower it. Note: the right and left wheels must be adjusted to the same level, so the squeegee can work parallel to the ﬂ...
Page 12 MACHINE PREPARATION 18. SOLUTION TANK Remove the front inlet cap and check the solution ﬁ lter is correctly installed. Check the ﬁ lter cap (beneath the solution tank, at the back) is correctly closed. 19. SOLUTION TANK Fill the tank with clean water in the front ﬁ ll location (1) at a temperature not ex- ceeding 120°F (50°C).
Page 13: Operation
OPERATION 1. MACHINE OPERATION A. Connect the battery plug to the machine plug. B. Turn the key (1) of the main switch to the "ON" position (clockwise). The bat- tery charge level indicator lights will immediately come on. C. Turn on the water valve (2) (the water dispenses automatically when the brush is turning).
Page 14 OPERATION 2. REVERSE MOVEMENT To move the machine in reverse push the switch levers (1) forward. WARNING: When moving the machine in reverse, raise the squeegee. 3. OVERFLOW DEVICE The machine has a ﬂ oat in a ﬁ lter basket that trips when the recovery tank is full to stop airﬂ...
Page 15: Turning Off The Machine
SHUTTING DOWN THE MACHINE 1. END OF WORK When shutting down the machine and before you perform any type of mainte- nance: A. Turn off the solution control valve (1) B. Raise the brush deck using the foot pedal (2) C.
Page 16: Daily Maintenance
DAILY MAINTENANCE 1. CLEANING THE RECOVERY TANK A. Raise the vacuum cover (1). B. Remove the drain hose (2) from it's hook and empty the tank. C. Rinse the inside of the tank with water. D. Close the cover on the machine and replace the drain hose cap and drain hose.
Page 17 DAILY MAINTENANCE 4. CLEANING THE SQUEEGEE To clean: A. Remove the vacuum hose from the squeegee shoe adaptor. B. Loosen the knobs (1) at the squeegee shoe adapter. C. Remove and clean the squeegee shoe adapter. D. Carefully clean inside the squeegee shoe. E.
Page 18: Weekly Maintenance
WEEKLY MAINTENANCE 1. CLEANING THE SQUEEGEE HOSE Every week, or whenever vacuum seems to be unsatisfactory, check the squee- gee hose for obstructions. To clean it: A. Remove the vacuum hose from the squeegee shoe adapter on the squeegee shoe. B.
Page 19: Troubleshooting
TROUBLESHOOTING GUIDE INSUFFICIENT WATER ON THE PAD 1. Check the valve – located beneath the symbol – (1) is turned on. 2. Check there is water in the solution tank. THE MACHINE DOES NOT CLEAN WELL 1. Check the wear of the scrubbing pad and, if necessary, replace it. THE SQUEEGEE DOES NOT DRY WELL 1.
Page 20: Parts Diagrams And Listings
BRUSH DECK DIAGRAM...
Page 21 BRUSH DECK PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E88272 Brush Deck Splash Guard E83802 Hex Bolt M8x30 Zinc E20073 Brush Deck E81709 Nyloc Hex Nut, M8 Zinc E83970 Bushing E83404 Flat Washer M9x24x2.5 Zinc...
Page 22 BRUSH DECK DRIVE DIAGRAM 19.11 19.1...
Page 23 BRUSH DECK DRIVE PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E20011 Motor Mount Plate E82845 Spacer E82312 Bushing E88245 Motor, Geared 24V 400W 140 RPM E83833 Hex Bolt M8x25 Zinc 19.11 E20451 Fitting, Solution Delivery Tube E83404 Flat Washer M9x24x2.5 Zinc E83565...
Page 24 SQUEEGEE ASSEMBLY DIAGRAM...
Page 25 SQUEEGEE ASSEMBLY PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E83909 Squeegee Blade, Polyurethane 30" x 1 3/4" x 1/8" 1 E82253 Bushing, Brass OD 11.95mm x ID 8.9mm x L 8.45mm 1 E12560 Squeegee Blade, Polyurethane 30 3/4" x 1 3/4" x 1/8" 1 E83851 Screw, Pan Hd Phil Self Tap M5.5x13 SS E82608...
Page 26 SQUEEGEE YOKE DIAGRAM...
Page 27 SQUEEGEE YOKE PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E82279 Spring E83590 Chain E88279 Micro Switch Sealed E83655 Adjuster Knob E20373 Guide Bushing E20286 Squeegee Yoke E20227 Squeegee Yoke ASM E85499 Hex Nut, M8x6.5 SS E20644 Squeegee Wheel Support ASM E20134...
Page 28 MAIN FRAME DIAGRAM...
Page 29 MAIN FRAME PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E82834 Pivot Block E20071 Clamp Plate E81735 Hex Bolt M12x35 Zinc E20501 Splash Guard E83829 Hex Jam Nut, M12X7 Zinc E20108 Screw, Pan Hd Phil Self Tap M4.8x16 SS E83550 NyLoc Hex Nut, M6 Zinc E83578...
Page 30 SOLUTION TANK DIAGRAM 1.14 1.18 1.12 1.17.1 1.17 1.11 1.19 1.17.2 1.17.3 1.17.2 1.17.3 1.15 1.16...
Page 31 SOLUTION TANK PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E20285 Solution Tank ASM 1.18 E20577 Spacer E88258 Hose, Glass Reinforced 15 OD x 10 ID x 496 L 1.19 E20602 Fitting, Barbed Threaded E20409 Foot Pedal Latch Plate E20411 Bracket E20611...
Page 32 RECOVERY TANK DIAGRAM 3.10 3.11.2 3.11.1...
Page 33 RECOVERY TANK PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E88499 Hose, Vacuum 3.11.2 E20188 Hinge Pin E20074 Hinge Pin E83833 Hex Bolt M8x25 Zinc E20354 Recovery Tank ASM E82638 Screw, Pan Hd Phil Self Tap M3.9x13 SS E20189 Fitting, Barbed E82808...
Page 34 VACUUM UNIT DIAGRAM 2.27 2.19 2.11 2.13 2.30 2.26 2.29 2.14 2.23 2.18 2.17 2.15 2.10 2.16 2.24 2.22 2.28 2.12 2.25 2.26 2.20.2 2.21 2.20.1 2.20.3 2.20 2.20.4...
Page 35 VACUUM UNIT PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E20265 Plate 2.19 E20064 Support Bracket E20066 Recovery Tank Cover ASM 2.20 E88291 Vacuum Motor 36VDC 550W E20305 Mounting Ring 2.20.1 E83897 Connector, Electrical Housing 30A E20652 Sound Deadening Foam 2.20.2...
Page 36 SOLUTION DELIVERY DIAGRAM...
Page 37 SOLUTION DELIVERY PARTS LISTING Item# Part # Description Qty. Item# Part # Description Qty. E81035 Solenoid Valve E83935 Hose Clamp E85762 Hose Clamp E20375 Tubing 10 ID x 650 L E86275 Barbed Elbow E20602 Fitting, Barbed Threaded E88265 Hose, Glass Reinforced D 10 x 140...
Page 38 HANDLEBAR DIAGRAM For serial numbers beginning with 211 and earlier 27.3 27.7 3.13 27.7 27.6 3.14 27.4 27.5 27.8 27.1 3.13 27.2 3.12 3.16 3.15 26.1 3.11 3.11 26.2 3.12 3.22 3.23 3.19 3.20 3.13 3.10 3.21 3.17 3.10...
Page 39 HANDLEBAR PARTS LISTING For serial numbers beginning with 211 and earlier Item# Part # Description Qty. Item# Part # Description Qty. E20200 Handlebar Housing E88301 Lever, Right Switch E82351 Key switch E87296 Drain Hose Clip E83316 Key Switch E83836 Hex Bolt M5x16 Zinc E83316 Key Switch E20121...
Page 40 HANDLEBAR DIAGRAM For serial numbers beginning with 212 and later 1.52 1.52 1.41 1.36 1.49 1.47 1.52 1.15 1.30 1.46 1.13 1.20 1.51 1.20 1.31 1.12 1.25 1.50 1.19 1.48 1.25 1.14 1.26 1.33 1.26 1.14 1.27 1.3.1 1.11 1.22 1.16 1.21 1.34...
Page 41 Cap, Handle Bar 1.21 E83550 NyLoc Hex Nut, M6 Zinc 1.51 E22085 Hinge Pin 1.52 E22100 Decal, Betco Stealth Control Panel 1.22 E83037 Flat Washer M4x12x1.6 Zinc 1.23 E20121 Flat Washer M5x15x1.5 Zinc E20288 Soc Hd Cap Screw M8x30 Zinc 1.24...
Page 42 ELECTRICAL DIAGRAM...
Page 43 ELECTRICAL LISTING Item# Part # Description Item# Part # Description E88293 Battery Check Card, Hour Meter E20402 Electrical Connector 30A E82351 Key Switch Assembly w/Keys E20402 Electrical Connector 30A E20646 Chopper Card E20713 Potentiometer E88266 Relay Card E83972 Fuse 30A fasten Fuse, Self Reseting Rue 800 E83159 Relay 24VDC 20A...
Page 44: Electrical Diagram
ELECTRICAL DIAGRAM Potentiometer TRACTION MOTOR VACUUM BRUSH MOTOR MOTOR ADJUSTMENT/INSPECTIONS OF THE VARIABLE SPEED CONTROL CARD 1. Verify the functionality of the variable speed control card. 2. If necessary adjust the traction card: • Lift up at least one of the traction wheel . •...
Page 45: Battery Check Card - Hour Meter
BATTERY CHECK CARD – HOUR METER 1. Verify that turning on the machine the battery check card has the follow- ing starting sequence: • Turning on of the LED which correspond to the set-up (red LED = “0”). • Turning on of all the LEDs (check of the lamps) •...
Page 46: Vacuum System Inspection
VACUUM SYSTEM INSPECTION 1. Verify the cleanness and functionality of the ﬂ oat ﬁ lter. 2. Check the air sealing of the vacuum unit on the recovery tank. 3. Verify the connections and the sealing of the vacuum hoses and the squeegee hoses.
Page 47: Brush Base Adjustment
BRUSH BASE ADJUSTMENT Verify the right inclination of the brush deck adjust. To adjust the brush deck adjust as follows: • Lower the brush deck to the ﬂ oor with a brush installed. • Loosen the M8 bolt and the M8 nut that attach the brush deck to the left arm.
Page 48: Squeegee Adjustment
SQUEEGEE ADJUSTMENT 1. Adjust the inclination adjuster of the squeegee blade until the blade has a common inclination over its entire length. 2. Adjust the height of the wheels using the knob checking that the blade has an inclination between 30 and 45 degrees. 3.
Page 49: Maintenance Schedule And Wear Items
MAINTENANCE SCHEDULE RECOMMENDED SERVICE Stealth ASD20BT INTERVALS (HOURS) 100 200 400 1,000 DAILY BATTERIES Check water level add if necessary DAILY Check cleanless of machine battery tray ELECTRIC Check tightness of electric contacts and fuses Check state of electric cables...
Page 52: Warranty
Service Distributor. If the original part is returned within the warranty policy period from date of delivery for inspection by Betco and is found to be defective the owner will be credited for the cost of replacement parts plus shipping and handling.

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