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Century 400 Hamada Operating Instructions Manual

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WALK BEHIND SCRUBBER
Operating Instructions
MODELS:
HC17
Read these instructions before using the machine
F
980130
08/25/04

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Summary of Contents for Century 400 Hamada

  • Page 1 WALK BEHIND SCRUBBER Operating Instructions MODELS: HC17 Read these instructions before using the machine 980130 08/25/04...
  • Page 2 Phone Number: _________________________________________________________________________________________ OVERVIEW The Hamada is a battery powered, hard floor scrubber intended for commercial use. The appliance applies a cleaning solution onto a hard floor, scrubs the floor with a brush or pad, and then vacuums the soiled water back into the recovery tank.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Machine Data Log/Overview......2 GROUP PARTS LIST Table of Contents..........3 Decal Group..........5-1 HOW TO USE THIS MANUAL Electrical Panel Group ........ 5-3 Hour Meter..........5-5 How to use this Manual.........1-1 Handle Group ..........5-7 Recovery Tank Group......... 5-9 SAFETY Scrub Brush/Pad Driver Group ....

  • Page 4: How To Use This Manual

    HOW TO USE THIS MANUAL This manual contains the following sections: The SAFETY section contains important information regarding hazard or unsafe practices of the machine. Levels of hazards are identified that could HOW TO USE THIS MANUAL result in product or personal injury, or severe injury SAFETY resulting in death.

  • Page 5: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS When using a battery powered appliance, basic precaution must always be followed, including the following: READ ALL INSTRUCTIONS BEFORE USING THIS MACHINE. To reduce the risk of fire, electric shock, or injury: WARNING: Use only indoors. Do not use outdoors or expose to rain. Use only as described in this manual.

  • Page 6: Hazard Intensity Level

    HAZARD INTENSITY LEVEL The following symbols are used throughout this guide as indicated in their descriptions: HAZARD INTENSITY LEVEL There are three levels of hazard intensity identified by signal words -WARNING and CAUTION and FOR SAFETY. The level of hazard intensity is determined by the following definitions: WARNING WARNING - Hazards or unsafe practices which COULD result in severe personal injury or death.

  • Page 7: Safety Label Location

    SAFETY LABEL LOCATION NOTE: These drawings indicate the location of safety labels on the machine. If at any time the labels become illegible, promptly replace them SAFETY DECAL 81505 BATTERY CAUTION 80885 HC17 980130 09/01/03...

  • Page 8: Technical Specifications

    TECHNICAL SPECIFICATIONS ITEM DIMENSION/CAPACITY Rated Voltage 24 VDC Rated Amperage 30 Amps Batteries 2 x 12 Volt 105-130 AH Scrub Brush Motor 0.75hp (0.56 kw) Vacuum Motor 24 VDC 2 stage by pass Mass (GVW) 319 lbs (144.7 kg) Weight empty without batteries 142 lbs (64.4 kg) Solution Control Gravity feed, fully variable...
  • Page 9 TECHNICAL SPECIFICATIONS ITEM MEASURE Height 35 in (88.9 cm) Length 42 in (106.7 cm) Width without squeegee 20 in (50.8 cm) Width of squeegee 31 in (78.7 cm) Width of scrub path 17 in (43 cm) Length W idth H eight SPECIAL NOTES: The A-weighted sound pressure level emitted by the The overall root-mean-squared acceleration at...

  • Page 10: How The Machine Works

    HOW THE MACHINE WORKS The Hamada is a battery powered, hard floor The function of the scrub system is to scrub the scrubber intended for commercial use. The floor. The scrub system consists of a rotary type appliance applies a cleaning solution onto a hard disk scrub brush, motor, and lift linkage.

  • Page 11: Components

    COMPONENTS 1. Control Panel 2. Control Handle 3. Recovery Tank 4. Recovery Tank Drain Hose 5. Recovery Tank Dome 6. Scrub Brush/Pad 7. Solution Tank 8. Solution Tank Cover 9. Solution Tank Drain Hose 10. Solution Strainer 11. Solution Tank Support Lanyard 12.

  • Page 12: Controls

    CONTROLS 1. Solution Control Lever 2. Brush Switch 3. Brush Lift Pedal 4. Vacuum Switch 5. Squeegee Lift Lever 6. Battery Charge Level Indicator 7. Hour Meter 8. Circuit Breakers 9. Brush Reverse Switch HC17 980130 09/01/03...
  • Page 13 CONTROLS 6. BATTERY CHARGE LEVEL INDICATOR 1. SOLUTION CONTROL LEVER Indicates the charge level of the batteries. Controls solution flow to scrub deck. The meter display is divided into 10 vertical To increase flow push the knob forward to the bars.

  • Page 14: Machine Operation

    MACHINE OPERATION NORMAL SCRUBBING PRE-RUN MACHINE INSPECTION Plan the scrubbing pattern in advance. The longest Do a pre-run inspection to find possible problems track is around the perimeter of the area to be that could cause poor performance or lost time from cleaned.

  • Page 15: Emptying & Cleaning Tanks

    MACHINE OPERATION TO BEGIN SCRUBBING FOR SAFETY: When using machine, go slow on inclines and slippery services. CAUTION When operating the machine around people, pay EMPTYING AND CLEANING TANKS close attention for unexpected movement. Use 1. Park the machine next to a drain. Drain hoses extra caution around children.

  • Page 16: Maintenance

    MAINTENANCE BATTERIES CAUTION The batteries provide the power to operate the machine. The batteries require regular maintenance When servicing machine, avoid contact with to keep them operating at peak efficiency. battery acid. WARNING The machine batteries will hold their charge for long periods of time, but they can only be charged a Batteries emit hydrogen gas.

  • Page 17: Checking Battery Specific Gravity

    MAINTENANCE Check the hydrometer readings against this chart. CHECKING BATTERY SPECIFIC GRAVITY Use a hydrometer to check the battery specific SPECIFIC GRAVITY BATTERY CONDITION gravity. ° ° @ 80 F (27 1.265 100% CHARGED 1.225 75% CHARGED 1.190 50% CHARGED Battery Check 1.155 25% CHARGED...

  • Page 18: Changing Batteries

    MAINTENANCE TO CHARGE THE BATTERIES 7. Plug the charger connector into the battery connector. Connect the charger AC plug to a CAUTION wall outlet. The charger gauge should indicate When servicing machine, avoid contact with that the batteries are charging. battery acid.

  • Page 19: Scrub Brushes

    Hamada. Please refer to the following to assist in black marks, stains and dirt. selecting the proper brush or pad for the work at hand.

  • Page 20: Replacing Or Removing Scrub Brushes

    MAINTENANCE REPLACING OR REMOVING SCRUB BRUSHES SQUEEGEE BLADES 1. Turn the machine off. The front squeegee blade allows solution to pass through channels in the blade into the squeegee FOR SAFETY: Before leaving or servicing the assembly while maintaining vacuum to provide lift. machine;...

  • Page 21: Service Schedule

    MAINTENANCE SERVICE SCHEDULE MAINTENANCE DAILY WEEKLY MONTHLY Check batteries after charging; add water if necessary Check pad wear to prevent buildup of chemicals Check linkages and connectors for wear and damage Check hoses for wear, blockages, or damage Clean squeegee; check for adjustment; inspect for wear Check handles, switches, knobs, domes, and gaskets for damage...

  • Page 22: Machine Troubleshooting

    MACHINE TROUBLESHOOTING PROBLEM CAUSE SOLUTION Poor or no water pick-up Debris caught on squeegee Remove debris Worn squeegee blades Replace squeegee blades Vacuum hose clogged Clear obstruction from hose Vacuum hose disconnected Reconnect vacuum hose from squeegee or recovery tank Vacuum hose damaged Replace vacuum hose Vacuum motor inlet screen...
  • Page 23 MACHINE TROUBLESHOOTING PROBLEM CAUSE SOLUTION Little or no solution flow to the floor Solution tank empty Fill solution tank Solution flow turned off or set Turn on or increase flow too low setting Solution strainer plugged Clean solution strainer Solution hoses obstructed Clear obstruction from hose Solution solenoid valve Clean or replace...

  • Page 24: Decal Group

    DECAL GROUP HC17 980130 09/01/03...
  • Page 25 DECAL GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 500789 LABEL, MAIN (RIGHT) 500790 LABEL, MAIN (LEFT) 500794 LABEL, C400 LOGO DOMED 500245 LABEL, CIRCUIT BREAKER 2.4L 500400 LABEL, BRUSH 500307 LABEL, PANEL NOTE: SEE SAFETY LABEL LOCATION PAGE FOR SAFETY LABEL INFORMATION. HC17 980130 09/01/03...

  • Page 26: Electrical Panel Group

    ELECTRICAL PANEL GROUP HC17 980130 09/01/03...
  • Page 27 ELECTRICAL PANEL GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 54145 METER, 24V BATTERY CHARGE LEVEL 73811 STANDOFF, 6-32 X 1/2 HEX NYL 72170 SWITCH, DPDT 2-POSITION ROCKER 72130 SWITCH, SPST 2-POSITION ROCKER 72128 SWITCH, DPDT 2-POSITION ROCKER 35252 GASKET, ELECTRICAL COVER 61364 PANEL, 17 IN SCRUBBER 14607...

  • Page 28: Hour Meter

    HOUR METER HC17 980130 09/01/03...
  • Page 29 HOUR METER SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 880283 WIRE, 3.5 BLK/18 79011 X 76040 73811 STANDOFF, 6-32 X 1/2 HEX NYL 54154 METER, 12-48 VDC LED HOUR 29243 DIODE ASM, 76031 X 76031 67457 RESISTOR ASM, 2.7K OHM 1 WATT 880349 WIRE ASM, HOUR METER HC17 980130 09/01/03...

  • Page 30: Handle Group

    HANDLE GROUP HC17 980130 09/01/03...
  • Page 31 HANDLE GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 36205 GRIP, FOAM .75ID X .27W X 26.5 38296 HANDLE, 17 IN SCRUBBER 48079 KNOB, 2.25OD X 5/16-18 X 2.19 STUD 51349 LOCK, HANDLE ADJUSTMENT 51348 LOCK, HANDLE ADJUSTMENT 140439 BRKT, HANDLE MOUNT SUPPORT HC17 980130 09/01/03...

  • Page 32: Recovery Tank Group

    RECOVERY TANK GROUP HC17 980130 05/20/04...
  • Page 33 RECOVERY TANK GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 28062 DOME, 13 X 11 35250 GASKET, DOME 27425 CORD, INSTRUCTION CORD 75441 TANK, RECOVERY 20063 CLAMP, 1.75” WORM GEAR X .312 41390 HOSE, CAP 41391 HOSE, INSERT 39337 HOSE, 1.5 BLK VAC X 24” 27759 CUFF, HOSE 1.5”...

  • Page 34: Scrub Brush/Pad Driver Group

    SCRUB BRUSH/PAD DRIVER GROUP 5-11 HC17 980130 09/01/04...
  • Page 35 SCRUB BRUSH/PAD DRIVER GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 02464 PAD DRIVER, 17” BA 51284 LOCK, PAD CENTER SNAP, TWO STEP 70694 SCR, 8-32 X 3/4 PTHMS SS 02461 BRUSH, 17” POLYPRO BA 02462 BRUSH, NYLON BA 02463 BRUSH, 17”...

  • Page 36: Scrub Motor/Lift Group

    SCRUB MOTOR/LIFT GROUP 5-13 HC17 980130 09/01/03...
  • Page 37 SCRUB MOTOR/LIFT GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 53630 MOTOR ASM, 24VDC 200 RPM GEAR 14431 BRKT, MOTOR TRACK 140394 BRUSH SET, 53185/630 ASI NOT SHOWN 87205 WASHER, THRUST .51 ID X 1 OD BRO 87206 WASHER, THRUST .51 ID X 1 OD .063 140430 BUSHING, .50 D X .31 ID X .4 L SS 87029...

  • Page 38: Solution Tank Group

    SOLUTION TANK GROUP 5-15 HC17 980130 09/01/03...
  • Page 39 SOLUTION TANK GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 41385 HINGE, 17 IN SCRUBBER 70716 SCR, 1/4-20 X 1/2 PTHMS PLTD 87025 WASHER, 1/4 LOCK EXT STAR SS 70591 SCR, 10-32 X 1/2 HHCS SS 20005 CLAMP, 5/16 NYLON 75329 TANK, SOLUTION 730040...

  • Page 40: Squeegee Group

    SQUEEGEE GROUP 14AB 15ABC 5-17 HC17 980130 09/01/03...
  • Page 41 SQUEEGEE GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 89215 WELDMENT, SQUEEGEE MAIN 89059 WHEEL, BUMPER 70729 SHOULDER BOLT, 3/8 OD X 1.0 L SS 35249 GASKET, SQG .13 THK X 8.00 LG 48080 KNOB, 1.50 OD X 5/16-18 80605 COTTER, 5/16"...

  • Page 42: Squeegee Lift Group

    SQUEEGEE LIFT GROUP 5-19 HC17 980130 09/01/03...
  • Page 43 SQUEEGEE LIFT GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 57047 NUT, 1/4-20 HEX NYLOCK 51351 LEVER, SQUEEGEE LIFT 70356 SHOULDER BOLT, 5/16 X 2.0L 57030 NUT, 10-32 HEX NYLOCK 27921 CABLE, SQUEEGEE LIFT, 21.4 L 41386 HOOK, SAFETY CLIP 57023 NUT, 5/16-18 HEX NYLOCK SS 51345...

  • Page 44: Vacuum Group

    VACUUM GROUP 5-21 HC17 980130 08/25/04...
  • Page 45 VACUUM GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 35166 GASKET, VAC MTR 53797 VAC MOTOR 24 VDC 2ST TD 14548 BRUSH SET, 24V 3ST VAC, AMETEK SERVICE ONLY 140686 BRUSH SET, 24/36V VAC, WINDSOR SERVICE ONLY 39575 HOSE ASM, 1.5 BLK VAC 14433 BRKT, VAC MOTOR MNT 62904...

  • Page 46: Wheel & Frame Group

    WHEEL & FRAME GROUP 5-23 HC17 980130 07/19/04...
  • Page 47 WHEEL & FRAME GROUP SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 34421 FRAME, 17 IN SCRUBBER 1000129753 70732 SCR, 5-16-1/8 X 1.75 HHCS SS 89202 WHEEL, 3” DIA CUSHION RUBBER 140390 BUSHING, SPANNER .435 X 1.10 57252 NUT, 10-24 HEX NYLOCK SS 620029 PLATE, MOUNT CASTER 1000129753...

  • Page 48: Wiring Group-Battery Cables

    WIRING GROUP-BATTERY CABLES 5-25 HC17 980130 09/01/03...
  • Page 49 WIRING GROUP-BATTERY CABLES SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 23174 WIRE ASM 2 X 21 BATTERY W/ANDERSON 880268 WIRE ASM, 26.5 6G RNG X C TERM 23125 WIRE, 4 X 15 B CLAMP X B CLAMP 78455 TRAY, BATTERY 5-26 HC17 980130 09/01/03...

  • Page 50: Wiring Group- Main Harness

    WIRING GROUP- MAIN HARNESS 2 BLK BRUSH MOTOR 1 RED SOLENOID VALVE 20 RED 21 BLK 4 BLK MOTOR 3 RED 88401 880283 BRUSH 880282 880306 880282 17 RED 3 RED SWITCH SWITCH 19 RED BATTERY METER 88286 880306 4 BLK 21 BLK 2 BLK POSITIVE...
  • Page 51 WIRING GROUP- MAIN HARNESS SERIAL NO. PART NO. DESCRIPTION NOTES: FROM 41388 HARNESS, 17 IN SCRUBBER W/SOL 29242 DIODE ASM, 76031 X 76042 29243 DIODE ASM, 76031 X 76031 67457 RESISTOR ASM, 2.7K OHM 1 WATT 5-28 HC17 980130 09/01/03...

  • Page 52: Wiring Group - Schematic

    WIRING GROUP – SCHEMATIC 5-29 HC17 980130 09/01/03...

  • Page 53: Suggested Spare Parts

    SUGGESTED SPARE PARTS PART SERIAL DESCRIPTION NOTES: 14548 BRUSH SET, 24VDC 5.7 3ST VCMTR 14607 BREAKER, 25A 50VDC CIRCUIT 140686 BRUSH SET, 24/36V VAC, WINDSOR 14695 BRUSH SET, IMPERIAL 53185/630 23125 WIRE 4 X 15 BCLAMPXBCLAMP 23174 WIRE ASM 2X21 BATTERY W/ ANDERSON 34351 FLOAT SHUT-OFF 35166...

  • Page 54: Warranty

    Improper use of chemicals voids warranty and Century 400’s liability. Defoamer is to be used in all Century 400 machines. Dry cleaning solvents cannot be used in any Century 400 machine. If used, fire and/or pump damage could result. White vinegar should be pumped through the machine (1) time a week to prevent mineral scaling.

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