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Operator's
ENCORE
Manual
S20/L20
U.S. Patent No. 5,383,251; No. 6,105,192; No. 6,557,207; & Patent Pending
READ THIS BOOK
This book has important information for the use and safe operation of this machine. Failure to read this
book prior to operating or attempting any service or maintenance procedure to your ALTO machine could
result in injury to you or to other personnel; damage to the machine or to other property could occur as
well. You must have training in the operation of this machine before using it. If operator(s) cannot read
English, have this manual explained fully before attempting to operate this machine.
Si Ud. o sus operadores no pueden leer el Inglés, se hagan explicar este manual completamente antes
de tratar el manejo o servicio de esta máquina.
All directions given in this book are as seen from the operator's position at the rear of the machine.
For new books write to: ALTO U.S. Inc., 2100 Highway 265, Springdale, Arkansas 72764.
Form No. 74836B
8/05
CLARKE TECHNOLOGY
Printed in the U.S.A.
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Summary of Contents for Alto ENCORE S20
- Page 1 This book has important information for the use and safe operation of this machine. Failure to read this book prior to operating or attempting any service or maintenance procedure to your ALTO machine could result in injury to you or to other personnel; damage to the machine or to other property could occur as well.
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Page 2: Table Of Contents
Squeegee Assembly Drawing and Parts List ....................36 Encore L20 Frame Transaxle Assembly Drawing and Parts List ..............37 Encore S20 Frame Assembly Drawing and Parts List ..................38 Brush Lift Assembly Drawing and Parts List ....................39 Brush Housing Assembly Drawing and Parts List ..................40 Transaxle Repair Parts ............................ -
Page 3: Operator Safety Instructions
Machines can topple over if guided over the edges of stairs or loading docks and cause injury or damage. Stop and leave this machine only on a level surface. When you stop the machine, put all switches into their "OFF" position. CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page... - Page 4 Business users should contact their supplier and check the terms and conditions of the purchase contract. This product should not be mixed with other commercial wastes for disposal. Page CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20...
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Page 5: Introduction & Machine Specifications
- all in one pass. The Encore S20 and L20 automatic scrubbers come complete with two - 12 volt batteries, one battery charger, either a scrub brush or a pad driver, and one operator’s manual. -
Page 6: Procedures For Transporting Machine
Back the machine up the ramp. See figure 1. 9. For the S20 machine, push the machine back- wards to the top of the ramp. 10. Turn the key switch "OFF". Page CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... - Page 7 10. As the machine begins to travel down the ramp, push in the forward/reverse switch to maintain a slow downward speed. 11. Replace squeegee assembly, brush housing, and brush or pad driver after machine is unloaded and ready to use. CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page...
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Page 8: Machine Control Panel
To shut brush motor off, raise The hour meter indicates the number of hours the handle to top position. machine has operated. It runs only when the brush motor is on. F G H Figure 3 Page CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... -
Page 9: Machine Controls And Features
To engage the brake, push the pedal down (Figure 7a). To release the brake, lift pedal up (Figure 7b). CAUTION: Do not activate the brake while the machine is moving. Figure 7a Figure 4 Figure 5 Figure 7b CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page... -
Page 10: How To Prepare The Machine For Operation
1/4" below the bottom of the tube in each cell and above the tops of the Figure 10 plates. Check the level of the electrolyte each time you charge the batteries. See figure 10. Page -10- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... - Page 11 Pull drain hose out to a container. e. Place hand behind flange and open valve. f. When empty, close valve. g. Replace hose under clip and retighten clip. h. Neutralize any acid spills. CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -11-...
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Page 12: How To Charge The Batteries
For more information on the use of the charger, read the instruction book supplied with the charger. Figure 14 Page -12- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... -
Page 13: How To Install Or Remove A Brush Or Pad Driver
4. Open the brush motor cover and remove brush housing. See figures 15a-15c. 5. Rotate brush clockwise with a quick snapping action until brush releases. 6. Replace brush housing and close brush motor cover. Figure 15c CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -13-... -
Page 14: How To Operate The Machine
Machines can ignite flammable WARNING: materials and vapors. Do not use with or near flammables such as gasoline, grain dust, solvents and thinners. Only use a cleaning concentrate recommended by the chemical manufacturer. Page -14- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... -
Page 15: Operating The Machine
Use the brush pressure meter (figure 18, Item C) to determine the best setting. The needle should stay in the green area. CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -15-... -
Page 16: How To Clean A Dirty Floor
3. Lower the brush or pad and scrub the floor. 4. Scrub the floor again with additional solution and lower the squeegee. 5. Pick up all the solution with the squeegee. Page -16- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... -
Page 17: Section Ii - Parts And Service Manual
ENCORE S20/L20 Section II Parts and Service Manual (74836B) U.S. Patent No. 5,383,251; No. 6,105,192; No. 6,557,207; & Patent Pending CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -17-... -
Page 18: How To Correct Problems In The Machine
The charger is damaged. charger. Check voltage of each cell while discharging. The battery is defective. Connect the batteries. The batteries are disconnected. Run in float position. Brush is in heavy scrub setting. Page -18- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... - Page 19 Turn key or switch on. Check the battery connections. Batteries are unplugged. Battery terminals are dirty. Batteries are discharged Check battery gauge and recharge NOTE: If the problem continues consult an authorized service person. CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -19-...
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Page 20: Maintenance
6. Make sure brush housing and skirt are in position on the brush head. 7. Make sure the brush is in position and installed correctly 8. Check the installation of the squeegee and squeegee hose. Page -20- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... -
Page 21: Procedures To Perform At The End Of Work
NO SMOKING. Always wear eye protection and protective clothing when working near batteries. Use a clean cloth and wipe the surface of the machine. Figure 6 CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -21-... -
Page 22: Procedures To Perform Every Week
5. Use a grease gun to lubricate the caster. See figure 6. Check the squeegee and the scrub brush or the pad driver for damage. 7. Check the squeegee and the vacuum hose for damage, leaks and obstructions. Page -22- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... -
Page 23: Maintenance For The Squeegee
The squeegee (29" or 33") is properly adjusted when it will swing all the way left or right to within 3/4" of the drive wheels without hitting them. Figure 11 CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -23-... -
Page 24: How To Clean The Solution Line
Figure 12 personnel only . WARNING: Electrical repairs must be done by authorized personnel only. Consult your Clarke Technology Authorized Service Person to do the service procedures. Use only genuine Clarke Technology parts. Page -24- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... -
Page 25: Machine Variables And Accessories
24 VDC, 8 Amp, 230V/50 Hz Battery Charger 00888A Breakdown: 00880A Encore L20 Base Machine 871377 Battery, 95 AH, Dry, 12 Volt (2) 51453D Pad Driver 40521A 24 VDC, 8 Amp, 230V/50 Hz Battery Charger CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -25-... - Page 26 24 VDC, 8 Amp, 230V/50 Hz Battery Charger 00898A Breakdown: 00890A Encore S20 Base Machine 871377 Battery, 95 AH, Dry, 12 Volt (2) 51453D Pad Driver 40521A 24 VDC, 8 Amp, 230V/50 Hz, Battery Charger Page -26- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20...
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Page 27: Accessories
Brush Meter Option 10667A Electronic Solution Module 10669A Brake Option 10635A Pads by Case Color 2000 Yellow 979199 White 976067 976068 Green 976169 Blue 976069 Brown 976070 Black 976170 Ultra H.S. 979206 CLARKE TECHNOLOGY Operator's Manual - Encore S20/L20 Page -27-... -
Page 28: Encore L20/S20 Final Assembly Drawing
CLARKE TECHNOLOGY Encore L20 Connection Diagram (00880A-W) 2/04 (for machines with a 41150C traverse controller) Page -68- CLARKE TECHNOLOGY Operator's Manual -Encore S20/L20... -
Page 29: Parts List
Clarke , Denver, Colorado 80204 Caringbah NSW 2229 1955 West 13th Ave. +61 2 9524 6122 (303) 623-4367 ALTO Cleaning Systems Asia Pte Ltd., Singapore ® Clarke , Houston, Texas 77040 No. 17 Link Road 7215 North Gessner Road Singapore 619034...
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