Tennant Centurion User Manual

CENTURIONr
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Operator Manual
(002001-- )
331020
Rev. 02
*331020*
This manual is furnished with each new TENNANT Model Centurionr. It provides necessary operating
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and preventive maintenance instructions. Read this manual completely and understand the machine before operating or servicing it.
This machine will provide excellent service. However, the best results will be obtained at minimum costs if:
D The machine is operated with reasonable care. D The machine is maintained regularly -- per the maintenance instructions provided. D The machine is maintained with TENNANT supplied or equivalent parts.
Manual Number -- 331020
Revision: 02
Published: 9--05
CALIFORNIA PROPOSITION 65 WARNING: Engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Thermo Sentryr is a United States trademark of Tennant Company.
Streetsmartr is a United States trademark of Tennant Company.
Copyright E 2003, 2004, 2005 TENNANT, Printed in U.S.A.

CONTENTS

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CONTENTS
Page
SAFETY PRECAUTIONS 4...................
OPERATION 8..............................
OPERATOR RESPONSIBILITY 8...........
MACHINE COMPONENTS 9...............
CONTROL PANEL SYMBOLS 10...........
CONTROLS AND INSTRUMENTS 1 1.......
RIGHT HAND STEERING
INSTRUMENT CONSOLE 11.........
UPPER CONTROL PANEL
SWITCHES (002001--002999) 12......
UPPER CONTROL PANEL
SWITCHES (003000-- ) 13.......
CENTER CONTROL PANEL
SWITCHES (002001--002999) 14......
CENTER CONTROL PANEL
SWITCHES (003000-- ) 15.......
TOUCH PANEL 16.....................
OPERATION OF CONTROLS 17..............
IGNITION SWITCH 17.....................
PARKING BRAKE KNOB 17................
OPERATOR CONTROL SWITCH 17........
REAR AXLE SHIFT CONTROL
SWITCH 18...........................
HEATED MIRROR SWITCH (OPTION) 18...
PUSHBUTTON RANGE SELECTOR 18.....
CRUISE CONTROL/THROTTLE LOCK 19...
PTO KILL SWITCH 19.....................
REAR WORK LIGHT SWITCH
(OPTION) 20..........................
HOPPER WORK LIGHT SWITCH
(OPTION) 20..........................
RIGHT SIDE INSTRUMENT
CONSOLE 20..........................
TACHOMETER 21........................
HOURMETER 21.........................
SPEEDOMETER 21.......................
ENGINE OIL PRESSURE GAUGE 22.......
ENGINE COOLANT TEMPERATURE
GAUGE 22............................
VOLTMETER 22..........................
FUEL LEVEL GAUGE 23..................
AIR BRAKE PRESSURE GAUGE 23........
BRIGHT HEADLIGHTS LIGHT 23...........
PREHEAT LIGHT 24......................
SIGNAL LIGHT 24........................
TOUCH PANEL 24........................
CONTRAST ADJUSTMENT KNOB 24.......
START UP SCREEN 25....................
DISPLAY CLOCK 25......................
PTO HOURMETER 25.....................
BRUSH HOURMETER 26..................
MORE SWITCH 26........................
PTO SWITCH 27..........................
FAST IDLE 27...........................
Page
SWEEP SWITCH 28......................
SWEEP MODE SWITCH 29................
SUPER SWEEP SWITCH 29...............
MAIN BROOM WEAR INDICATOR 29.......
WATER FLOW SWITCH 30................
WATER TANK LEVEL GAUGE 30...........
FILTER SHAKER SWITCH 31..............
VACUUM FAN SWITCH 32.................
LEFT SIDE GUTTER BROOM SWITCH
(OPTION) 32..........................
RIGHT SIDE GUTTER BROOM
SWITCH 32...........................
HOPPER UP SWITCH 33..................
HOPPER DOWN SWITCH 33..............
HOPPER DUMP SWITCH 34...............
HOPPER HOME SWITCH 34...............
CONVEYOR IN SWITCH 35................
CONVEYOR FORWARD SWITCH 35.......
CONVEYOR REVERSE SWITCH 35........
CONVEYOR OUT SWIT CH 36.............
CONVEYOR WATER SPRAY SWITCH 36...
FRONT WATER SPRAY SWITCH 37........
LEFT SIDE WATER SPRAY SWITCH 37.....
RIGHT SIDE WATER SPRAY SWITCH 37...
FUSES 38...............................
LEFT SIDE GUTTER BROOM TILT
SWITCH (OPTION) 39..................
RIGHT SIDE GUTTER BROOM TILT
SWITCH (OPTION) 39..................
GUTTER BROOM SPEED/PRESSURE
ADJUSTMENT (OPTION) 39............
REVOLVING LIGHT SWITCH
(OPTION) 40..........................
GUTTER BROOM LIGHT SWITCH
(OPTION) 40..........................
LATCHES 40.............................
HOPPER TILT SUPPORT BAR 41..........
HOPPER LIFT SUPPORT BARS 41.........
ALARMS 42.................................
HOPPER UP ERROR ALARM 42...........
CONVEYOR NOT BACK ALARM 42........
CONVEYOR STALL ALARM 42.............
HOPPER FIRE ALARM 43.................
TANK LOW, PUMP OFF ALARM 43.........
REDUCE ENGINE RPM ALARM 43.........
CHECK HYDRAULIC FILTER ALARM 44....
ACTIVATE PARK BRAKE ALARM 44........
ERROR--BROOMS DOWN ALARM 44.......
SHAKE FILTER ALARM 45.................
OVERSPEED ENGINE ALARM 45..........
RELEASE E--STOP ALARM 45.............
MACHINE NOT LEVEL ALARM 46..........
HYDRAULIC FLUID LOW ALARM
(OPTION) 46..........................
Centurion 331020 (9-- 05)
1
CONTENTS
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Page
HOW THE MACHINE WORKS 47..............
PRE AND POST OPERATION
CHECKLIST 48...........................
STARTING THE MACHINE 49.................
SWEEPING AND BRUSH INFORMATION 51...
SWEEP MODES 52.......................
SETTING THE CUSTOM MODE 54.........
FILLING THE WATER TANK 55.............
SWEEPING 57...........................
STOP SWEEPING 59.....................
EMPTYING THE HOPPER 60..............
STOPPING THE MACHINE 62.............
OPERATION ON INCLINES 63.............
ENGAGING HOPPER TILT SUPPORT
BAR 64...............................
DISENGAGING HOPPER TI LT
SUPPORT BAR 66.....................
ENGAGING HOPPER LIFT SUPPORT
BARS 68..............................
DISENGAGING HOPPER LIFT
SUPPORT BARS 70....................
MACHINE TROUBLESHOOTING 72........
MACHINE TROUBLESHOOTING 73........
MAINTENANCE 74..........................
MAINTENANCE CHART 75................
LUBRICATION 77.........................
HOPPER LIFT/TILT 77..................
ENGINE 77...........................
GUTTER BROOM SUPPORT
RODS 78...........................
GUTTER BROOM SUPPORT
ARMS 78...........................
GUTTER BROOM PIVOT 78............
DUST CONTROL SKIRT CYLINDER
(OPTION) 79.......................
DUST CONTROL SKIRT PIVOTS
(OPTION) 79.......................
DUST CONTROL BUMPER PIVOTS
(OPTION) 79.......................
MAIN BRUSH SUPPORT ARMS 80......
MAIN BRUSH IDLER BEARING 80.......
DRAG SHOE PIVOT 80.................
MAIN BRUSH LIFT CYLINDER 81.......
DRAG SHOE LIFT CYLINDER 81........
MAIN BRUSH AND DRAG SHOE
CYLINDERS 81.....................
CONVEYOR BEARINGS 82.............
CONVEYOR LIFT PIVOTS 82...........
CONVEYOR LIFT CYLINDERS 82.......
CONVEYOR TILT CYLINDER 83.........
DRY DUST CONTROL SKIRT WING
PIVOTS (OPTION) 83...............
PROPULSION SHAFT SLIP JOINT 83....
AUTO LUBE (OPTION) 84..............
Page
HYDRAULICS 85.........................
HYDRAULIC FLUID RESERVOIR 85.....
HYDRAULIC FLUID 86.................
HYDRAULIC PUMP LOAD SENSE
FILTERS 87........................
CHECKING THE LOAD SENSE
FILTERS 87........................
HYDRAULIC FLUID FILTER 88..........
HYDRAULIC COOLING SYSTEM 88.....
HYDRAULIC HOSES 88................
ENGINE 89..............................
ENGINE 89...........................
AIR FILTER RESTRICTI ON
INDICATOR 89......................
RADIATOR 89.........................
TRANSMISSION 90.......................
TRANSMISSION ACCESS 90...........
REMOVING DRY DUST
CONTROL ASSEMBLY 90.........
WET DUST CONTROL SYSTEM 94.........
WATER TANK 94.......................
WATER PUMP 94......................
WATER FILTER 95.....................
WATER HOSES 95.....................
SPRAY NOZZLES 95...................
DEBRIS HOPPER 96......................
THERMO SENTRY 96..................
HOPPER DUST FILTER 96..............
RINSING THE HOPPER DUST
FILTER 97..........................
TO REMOVE OR REPLACE
HOPPER DUST FILTER 98...........
CONVEYOR 100.........................
ADJUSTING THE CONVEYOR
HEIGHT 101.......................
FLUSHING THE CONVEYOR
BELT 102..........................
ADJUSTING THE CONVEYOR BELT
TRACKING 103....................
TO REPLACE THE CONVEYOR
BELT 105.........................
BRUSHES 108...........................
MAIN BRUSH 108.....................
TO REPLACE THE MAIN BRUSH 108... TO CHECK AND ADJUST MAIN
BRUSH PATTERN 112...............
GUTTER BROOM(S) 113...............
TO REPLACE THE GUTTER
BROOM(S) 113.....................
TO CHECK AND ADJUST THE
GUTTER BROOM PATTERN 114.....
MAIN BRUSH AND DRAG SHOE CABLE
AND ARM STOPS 116..................
TO CHECK MAIN BRUSH ARM
STOPS 116......................
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Centurion 331020 (9-- 05)
TO ADJUST MAIN BRUSH ARM
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STOPS 117......................
TO CHECK AND ADJUST DRAG
SHOE CABLES 118..............
TO CHECK AND ADJUST DRAG
SHOE ARM STOPS 119...........
SKIRTS AND SEALS 120.................
BRUSH COMPARTMENT SIDE
SKIRT 120.........................
BRUSH COMPARTMENT REAR
SKIRT 120.........................
TOP CONVEYOR SKIRTS 120.........
BOTTOM CONVEYOR SKIRTS 121.....
HOPPER CHUTE DOOR SKIRT 121....
HOPPER CHUTE DOOR SEALS 121....
HOPPER ACCESS DOOR SEAL 122....
HOPPER FILTER COVER SEAL 122....
VACUUM DUCT SEALS
(OPTION) 122.....................
ACCESS PANEL DUST SKIRTS
(OPTION) 123.....................
FRONT DRY DUST CONTROL
SKIRTS (OPTION) 123..............
CENTER DRY DUST CONTROL
SKIRT (OPTION) 123...............
REAR DRY DUST CONTROL
SKIRTS (OPTION) 124..............
DRY DUST CONTROL WING
SKIRTS (OPTION) 124..............
DRY DUST CONTROL GUTTER
BROOM SKIRT(S) (OPTION) 124....
MAIN BRUSH DRAG SHOES 125.......
MACHINE JACKING 126...............
STORING MACHINE 126..............
FREEZE PROTECTION FOR WET
DUST CONTROL SYSTEM 126...
TRANSPORTING THE MACHINE 128...
SPECIFICATIONS 129......................
GENERAL MACHINE DIMENSIONS/
CAPACITIES 129......................
GENERAL MACHINE
PERFORMANCE 130..................
POWER TYPE 130.......................
TRANSMISSION FLUID 130...............
STEERING 130..........................
HYDRAULIC SYSTEM 131................
BRAKING SYSTEM 131..................
MACHINE DIMENSIONS 131..............
INDEX 133.................................
CONTENTS
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Centurion 331020 (9-- 05)
3

SAFETY PRECAUTIONS

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SAFETY PRECAUTIONS
The following precautions are used throughout this manual as indicated in their description:
WARNING: To warn of hazards or unsafe practices which could result in severe personal injury or death.
FOR SAFETY: To identify actions which must be followed for safe operation of equipment.
The machine is suited to sweep disposable debris. Do not use the machine other than described in this Operator Manual.
The following information signals potentially dangerous conditions to the operator or equipment:
WARNING: Burn Hazard. Hot Surface. Do Not Touch.
WARNING: Raised hopper may fall. Engage hopper support bar.
WARNING: Tilted hopper may fall. Engage hopper support bar.
WARNING: Brush linkage pinch points. Stay clear when linkage is moving.
WARNING: Side brush can move. Do not step on side brush.
WARNING: High dump vertical clearance. Stay clear of overhead obstructions and power lines.
WARNING: Conveyor throws debris. Conveyor pinch point. Stay clear when in operation.
WARNING: Flammable materials can cause explosion or fire. Do not use flammable materials in tank. Only use water.
WARNING: Lift arm pinch point. Stay clear of hopper lift arms.
WARNING: Engine emits toxic gases. Severe respiratory damage or asphyxiation can result. Provide adequate ventilation. Consult with your regulatory agency for exposure limits. Keep engine properly tuned.
WARNING: Rotating PTO Shaft. Never Get Under Machine If Engine Is Running.
FOR SAFETY:
1. Do not operate machine:
-- Unless trained and authorized. This machine requires an updated Commercial Drivers License for operation.
-- Unless all TENNANT and truck manuals are read and understood.
-- In flammable or explosive areas.
2. Before starting machine:
-- Check for fuel leaks.
-- Keep sparks and open flame away from refueling area.
-- Make sure all safety devices are in place and operate properly.
-- Check brakes and steering for proper operation.
3. When using machine:
-- Use brakes to stop machine.
-- Go slow on inclines and slippery surfaces.
-- Use care when reversing machine.
-- Do not move machine when hopper is raised.
-- Only dump the hopper on a level surface.
-- Make sure adequate clearance is available before raising hopper.
-- Do not carry riders on machine.
-- Always follow safety and traffic rules.
-- Report machine damage or faulty operation immediately.
4. Before leaving or servicing machine:
-- Stop on level surface.
-- Set parking brake.
-- Turn off machine and remove key.
WARNING: Loss Of Steering Control Can Result. Stop Machine And Place In Neutral Before Switching Operator Control.
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Centurion 331020 (11--03)
5. When servicing TENNANT sweeping
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components:
-- Avoid moving parts. do not wear loose jackets, shirts, or sleeves.
-- Block machine tires before jacking machine up.
-- Jack machine up at designated locations only. Block machine up with jack stands.
-- Use hoist or jack that will support the weight of the machine.
-- Wear eye and ear protection when using pressurized air or water.
-- Disconnect battery connections before working on machine.
-- A void contact with battery acid.
-- Keep flames and sparks away from fuel system service area. Keep area well ventilated.
-- Use cardboard to locate leaking hydraulic fluid under pressure.
-- Use Tennant supplied or approved replacement parts.
SAFETY PRECAUTIONS
6. When loading/unloading machine onto/off truck or trailer:
-- Turn off machine.
-- Use truck or trailer that will support the weight of the machine.
-- Set parking brake after machine is loaded.
-- Block machine tires.
-- Tie machine down to truck or trailer.
Centurion 331020 (11--03)
5
SAFETY PRECAUTIONS
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The following safety labels are mounted on the machine in the locations indicated. If these or any label becomes damaged or illegible, install a new label in its place.
FOR SAFETY LABEL -­Located on the upper console.
HOT SURFACE LABEL -­Located on the side of the hydraulic tank.
BRUSH LINKAGE LABEL -­Located on each main brush lift arm, gutter broom and next to main brush lift cylinders.
ROTATING PTO SHAFT LABEL -­Located on the upper console and on the side of the machine.
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SIDE BRUSH LABEL -­Located on top of the side brush(es).
HIGH DUMP LABEL -- Located on the upper console and on the side of the machine.
Centurion 331020 (11--03)
SAFETY PRECAUTIONS
VEY
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CON Located on each side of the conveyor.
LIFT ARMS LABEL (High Dump) -­Located on the side of the hopper lift.
OR LABEL --
HOPPER SUPPORT BAR LABEL (Low Dump) -- Located on both sides of the scissor lift in the lower rail.
FLAMMABLE MATERIALS LABEL -­Located on the right side of the machine behind the water hose shields.
HOPPER SUPPORT BAR LABEL (High Dump) -- Located on both sides of the scissor lift in the lower rail.
Centurion 331020 (11--03)
OPERATOR CONTROL SWITCH LABEL -­Located on the control panel between the operator seats.
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OPERATION

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OPERATOR RESPONSIBILITY
- The operator is responsible for conducting daily maintenance and checkups and keeping the machine in good working condition. The operator must inform the service mechanic or supervisor when the required maintenance intervals occur as stated in the MAINTENANCE section of this manual.
- This machine requires a Commercial Drivers License for operation. Keep updated with all licenses and machine operation training.
- Read this manual carefully before operating this machine. Review all of the training materials supplied with the machine.
FOR SAFETY: Do not operate machine, unless operation manual is read and understood.
OPERAT ION
- Check the machine for shipping damage. Check to make sure machine is complete per shipping instructions.
- Keep the machine regularly maintained by following the maintenance information in this manual and all other truck manuals supplied with the machine. We recommend taking advantage of a regularly scheduled service contract from your TENNANT representative.
- Order parts and supplies directly from an authorized TENNANT representative. Use the parts manual provided when ordering parts.
- The model CENTURIONt has a GVWR of 14,850 kg (33,000 lb), 4536 kg (12,000 lb) front axle and 9450 kg (21,000 lb) rear axle. Operate only on surfaces capable of supporting this weight.
07324
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Centurion 331020 (11--03)
MACHINE COMPONENTS
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OPERATION
A B
L
C
D
J
I
E
F
G
H
K
A. Conveyor B. Dust Filters C. Vacuum Fan D. Hopper E. Cab F. Diesel Engine G. Fuel Tank H. Hopper Door I. Hopper Lift J. Gutter Brooms K. Main Brush L. Water Tank
Centurion 331020 (11--03)
9
OPERATION
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CONTROL PANEL SYMBOLS
These symbols identify controls and displays on the machine:
Right Side Gutter Broom Light Bright Headlights
Left Side Gutter Broom Light Signal Lights
Revolving Light Air Inlet Heater (Preheat)
Fuel
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Centurion 331020 (11--03)
CONTROLS AND INSTRUMENTS
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OPERATION
A
H
F
G
I
E
RIGHT HAND STEERING INSTRUMENT CONSOLE
B
C
D
A. Oil Pressure Gauge B. Fuel Gauge C. Air Brake Pressure Gauge D. Speedometer E. Signal Light Display F. Tachometer G. Voltmeter H. Coolant Temperature Gauge I. Hourmeter
Centurion 331020 (11--03)
11
OPERATION
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D
C
A
B
I
H
G
F
E
UPPER CONTROL PANEL SWITCHES (002001 --002999)
A. Open B. Rear Work Light C. Hopper Work Light D. PTO (Power Take Off) Kill Switch E. Left Side Gutter Broom Tilt Switch (Option) F. Op en G. Revolving Light Switch (Option) H. Gutter Broom Work Lights I. Right Side Gutter Broom Tilt Switch (Option)
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Centurion 331020 (9-- 05)
OPERATION
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A
E
F
A. Open B. Hopper Work Light C. Rear Work Light D. PTO (Power Take Off) Kill Switch E. HVAC Controller F. Ra d io
B
UPPER CONTROL PANEL SWITCHES (003000 -- )
C
D
Centurion 331020 (9-- 05)
13
OPERATION
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A B
C
D
E
F
G
CENTER CONTROL PANEL SWITCHES (002001--002999)
A. Rear Axle Shift Control Switch B. Heated Mirror Switch (option) C. Pushbutton Range Selector Digital Display D. Pushbutton Range Selector E. Ignition Switch F. Operator Control Switch G. Parking Brake Knob
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Centurion 331020 (9-- 05)
OPERATION
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M
G
F
H
N
I J K
O
P
L
A
Q
R
B
C
D
E
CENTER CONTROL PANEL SWITCHES (003000-- )
A. Pushbutton Range Selector Digital Display B. Pushbutton Range Selector C. Ignition Switch D. Operator Control Switch E. Parking Brake Knob F. Left Gutter Broom Tilt Switch (Option) G. Extended LH Gutter Broom Switch (Option) H. Rotating Lights Switch (Option) I. Front Work Lights Switch (Option) J. Gutter Broom Work Lights Switch K. Extended RH Gutter Broom Switch (Option) L. Right Gutter Broom Tilt Switch (Option) M. Rear Axle Shift Control Switch N. Engine Brake Switch (Option) O. Front Strobes Switch (Option) P. Rear Strobes Switch (Option) Q. Heated Mirrors Switch (Option) R. Power Mirrors Toggle Switch (Option)
Centurion 331020 (9-- 05)
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OPERATION
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A
B
B
B
J
H
I
TOUCH PANEL
A. Display Screen B. Multi--Function Switches (6) C. Front Spray Nozzle Switch D. Right Side Gutter Broom Spray Nozzle Switch E. Conveyor Spray Nozzle Switch F. Left Side Gutter Broom Spray Nozzle Switch (Option) G. Right Side Gutter Broom Switch H. Left Side Gutter Broom Switch (Option) I. PTO (Power Take Off) Switch J. Sweep Switch K. Contrast Adjustment Knob
E
G
B
B
B
F
C
D
K
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Centurion 331020 (7-- 04)
OPERATION OF CONTROLS
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IGNITION SWITCH
The ignition switch starts and stops the truck engine with a key. Refer to the truck manuals for proper operation.
FOR SAFETY: Do not operate machine unless all TENNANT and truck manuals are read and understood.
PARKING BRAKE KNOB
The parking brake knob sets and releases the machine parking brake. Refer to the truck manuals for proper operation.
OPERATION
FOR SAFETY: Do not operate machine unless all TENNANT and truck manuals are read and understood.
OPERATOR CONTROL SWITCH
The operator control switch transfers the throttle and power steering controls from one side of the operator’s compartment to the other. It also turns on the side instrument console.
Activate Right Side Controls: Press the right side of the switch.
Activate Left Side Controls: Press the left side of the switch.
WARNING: Loss Of Steering Control Can Result. Stop Machine And Place In Neutral Before Switching Operator Control.
Centurion 331020 (7-- 04)
17
OPERATION
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REAR AXLE SHIFT CONTROL SWITCH
The rear axle shift control switch controls the rear axle operating range. Refer to the truck manuals for proper operation.
FOR SAFETY: Do not operate machine unless all TENNANT and truck operation manuals are read and understood.
NOTE: For best slow speed sweeping results, drive the machine in D1 (first gear) with the rear axle in low range.
NOTE: To engage the low range on t he rear axle, park the machine on level gr ound, and select low range.
HEATED MIRROR SWITCH (OPTION)
The heated mirror switch controls the heated mirror option. Refer to the truck manuals for proper operation.
FOR SAFETY: Do not operate machine unless all TENNANT and truck operation manuals are read and understood.
PUSHBUTTON RANGE SELECTOR
The pushbutton range selector is used to select the different operating gears and D (Drive) ranges. The digital display shows what gear or operating range the truck is in. Refer to the truck manuals for proper operation.
FOR SAFETY: Do not operate machine unless all TENNANT and truck operation manuals are read and understood.
NOTE: For best slow speed sweeping results, drive the machine in D1 (first gear) with the rear axle in low range.
NOTE: To engage the low range on the rear axle, park the machine on level ground, and select low range.
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Centurion 331020 (9-- 05)
CRUISE CONTROL/THROTTLE LOCK
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The cruise control/throttle lock functions as a normal cruise control when the PTO is not engaged and functions as a throttle lock when the PTO is engaged.
The cruise control function locks the machine to a desired speed and does not work at speeds below 25 MPH (40 km/h). Refer to the truck operation manual to operate the cruise control function.
The throttle lock locks the engine to a desired RPM. To operate the throttle lock, press the sweep switch to engage the PTO. Then the throttle lock operates the same as the cruise control function with the exception of it locking the engine RPM instead of the machine speed. Refer to the Cruise Control section of the truck operation manual for more details.
OPERATION
NOTE: When the THROTTLE LOCK is operating at a higher RPM (approx 1800--2200) the transmission can shift and increase the vehicle speed.
FOR SAFETY: Do not operate machine unless all TENNANT and truck operation manuals are read and understood.
PTO KILL SWITCH
The PTO kill switch halts all power to the power take off shafts, sweeping functions and hopper lift functions.
Halt PTO shafts: Push the center of the PTO kill switch in until the switch ’clicks’ and remains down in the engaged position. The touch panel will display the release E--Stop alarm, and the switch will illuminate while engaged.
Restart PTO shafts: Push the center of the PTO kill switch in until the switch ’clicks’, and release the switch in the disengaged position. The light will turn off and the touch panel will return to the idle startup screen when the switch is disengaged. Press the sweep switch or PTO switch to restart the PTO shafts.
Centurion 331020 (11--03)
19
OPERATION
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REAR WORK LIGHT SWITCH (OPTION)
The rear work light switch powers on and off the rear work light.
On: Press the top of the rear work light switch. The rear work light will come on.
Off: Press the bottom of the rear work light switch. The rear work light will turn off.
HOPPER WORK LIGHT SWITCH (OPTION)
The hopper work light switch powers on and off the hopper work light.
On: Press the top of the hopper work light switch. The hopper work light will come on.
Off: Press the bottom of the hopper work light switch. The hopper work light will turn off.
RIGHT SIDE INSTRUMENT CONSOLE
The right side instrument console is activated by the operator control switch, and displays the gauges for the machine operator sitting in the right side operator’s compartment.
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Centurion 331020 (11--03)
TACHOMETER
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The tachometer shows the engine RPM. Increase or decrease the throttle until the tachometer shows the desired engine RPM for transporting or sweeping.
NOTE: The REDUCE ENGINE RPM ALARM will sound and appear if the engine speed is greater than 950 RPM when starting the sweeping system.
NOTE: The OVERSPEED, ENGINE ALARM will sound and appear if the engine speed becomes greater than 2200 RPM while sweeping.
There are three engine speed displays; Idle Speed, Low Speed and Full Power. The displays are shown on the bottom of the display panel, and are used to help maintain the proper engine speeds while using the different sweeping modes.
IDLE SPEED -- < 950 RPM
LOW SPEED -- 950 to 1175 RPM
StreetSmart
10:45 00000
00000
system
IDLE SPEED
OPERATION
MORE
FULL POWER -- > 1175 RPM
Refer to the SWEEP MODES section of the manual for the recommended engine speeds of each sweeping mode.
HOURMETER
The hourmeter records the number of hours the machine has been operated. Use this information to determine machine maintenance intervals. The hourmeter is located on the bottom of the tachometer gauge.
SPEEDOMETER
The speedometer displays the machine’s travel speed. Use this for determining the proper operating speed for sweeping and transporting.
Centurion 331020 (11--03)
21
OPERATION
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ENGINE OIL PRESSURE GAUGE
The engine oil pressure gauge displays the engine oil pressure. If the oil pressure f alls too low, stop the engine, locate the problem and have it corrected. Refer to the ENGINE OIL section of the truck manuals for proper operation.
ENGINE COOLANT TEMPERATURE GAUGE
The engine coolant temper. If the engine coolant temperature is too hot, or if the engine coolant temperature gauge warning light comes on, stop the engine, locate the problem and have it corrected. Refer to the COO LING SYSTEM section of the truck manuals for proper operation.
VOLTMETER
The voltmeter displays the existing voltage of the battery. Normal voltage ranges between 12--14.5 volts. If the voltage falls too low, stop operating the machine, locate the problem and have it corrected.
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Centurion 331020 (11--03)
FUEL LEVEL GAUGE
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The fuel level gauge indicates how much fuel is in the fuel tank.
NOTE: Do not let the fuel tank empty completely. Air can enter the fuel system and require bleeding, before the next engine start.
AIR BRAKE PRESSURE GAUGE
The air brake pressure gauge displays the air brake reservoir pressure. If the air brake pressure drops too low, an alarm will sound and the parking brake will apply. Stop the machine, locate the problem, and have it corrected. Refer to the AIR BRAKE section of the truck manuals for proper operation.
OPERATION
NOTE: An audible alarm will sound when the machine is started, until the brake reservoir pressure reaches the minimum tank pressure required to release the parking brake.
BRIGHT HEADLIGHTS LIGHT
The bright headlights light comes on when the headlights are on the bright setting.
Centurion 331020 (7-- 04)
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OPERATION
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PREHEAT LIGHT
The preheat light comes on when the ignition switch is turned to the ON position. The light will go out when the engine is ready to start, usually 5 to 30 seconds depending on the weather conditions.
SIGNAL LIGHT
The signal light arrows flash when the turn signals are used or when the 4--way warning lights are on.
TOUCH PANEL
The touch panel contains the switches that control the PTO, hopper and sweeping functions. It is located on top of the console in the center of the cab.
CONTRAST ADJUSTMENT KNOB
The contrast adjustment knob adjusts the contrast on the display.
Adjust: Turn knob as necessary to adjust the contrast on the display .
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Centurion 331020 (7-- 04)
START UP SCREEN
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The START UP screen appears on the display screen when the machine is started. It displays the display clock, hourmeter and the MORE switch.
DISPLAY CLOCK
The display clock appears on the START UP screen above the hourmeter, and shows the time of day.
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PTO HOURMETER
The PTO hourmeter appears on the START UP screen, and records the number of hours the power take offs have been operating. Use this information to determine machine maintenance intervals.
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Centurion 331020 (11--03)
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OPERATION
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BRUSH HOURMETER
The brush hourmeter appears on the START UP screen, and records the number of hours the main broom has been operating. Use this information to determine machine maintenance intervals.
The display clock and brush hourmeter can be set with the time adjust/brush hour reset screen. Continue pressing the more switch to cycle through the six operating screens until the time adjust/brush hour reset screen appears. Adjust the time using the buttons on either side of the display panel.
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RESET BRUSH HR
MORE SWITCH
The MORE switch appears on the START UP screen and the three operating screens. Press the switch once to cycle to the next screen. The switch will continue cycling through the five screens each time it is pressed.
ADJUST TIME
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Centurion 331020 (11--03)
PTO SWITCH
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The PTO switch controls the power take off. The PTO drives the sweeping assembly and the hopper lift. When the PTO is activated, the engine idle speed will raise from 600 RPM to 850 RPM. Keep the engine RPM below 950 RPM when activating the PTO switch.
NOTE: The REDUCE ENGINE RPM ALARM will sound and appear if the engine speed is greater than 950 RPM when the PTO is engaged.
To start the PTO, press the PTO switch.The touch panel will display the HOPPER MODE screen and the light above the switch will come on. The PTO will start and the idle speech will increase
HOPPER UP
OPERATION
HOPPER DUMP
FAST IDLE
When the PTO or sweep switch is pressed while the transmission is in neutral and the service brake is depressed, the engine RPM will raise to the fast idle setting of 1100 RPM.
The fast idle setting is useful for lifting the hopper or starting the sweeping operations. The fast idle is cancelled by pressing the service brake.
NOTE: The OVERSPEED, ENGINE ALARM will sound and appear if the engine speed becomes greater than 2200 RPM while the PTO is engaged.
NOTE: The PTO shafts will automatically engage when the sweep switch or the hopper up switch is pressed.
The PTO will automatically shut off about two minutes after the sweep switch is shut off.
To stop the PTO, check that the sweep switch is off, and press the PTO switch again. The light above the PTO switch will turn off.
HOPPER DOWN
F SHAKER
HOPPER HOME
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NOTE: The ERROR--BROOMS DOWN ALARM will sound and appear if you try to turn off the PTO with the sweep switch on.
Centurion 331020 (7-- 04)
27
OPERATION
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SWEEP SWITCH
The sweep switch starts and stops the sweeping functions of the machine. These functions include the vacuum fan, the main broom, the conveyor and the gutter broom(s).
NOTE: The HOPPER UP ERROR ALARM will sound and appear if the sweep switch or the conveyor is activated with the hopper still in the raised position. The sweep switch can NOT be activated if any of the hopper control switches are lit. The hopper must be closed and fully lowered before sweeping.
To start the sweeping functions, press the sweep switch. The touch panel will display a SWEEPER
TURNING ON message for a few seconds, and then display the SWEEP MODE screen. The PTO will automatically start and the engine idle will increase. The conveyor will lower and move in to the sweeping position and the vacuum fan will turn on. The lights next to these switches will come on. The gutter broom(s), vacuum fan and water pump will also automatically turn on with the sweep switch IF they were in the on position when the sweep switch was last turned off.
Sweep Mode
ECONOMY/LIGHT
SUPER SWEEP
WATER Main Broom
MEDIUM 100%
TANK = FULL
F SHAKER
VAC F AN
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NOTE: The REDUCE ENGINE RPM ALARM will sound and appear if the engine speed is greater than 950 RPM when the PTO is engaged.
When the PTO or sweep switch is pressed while the transmission is in neutral and the service brake is not on, the engine RPM will raise to the fast idle setting of 1100 RPM.
To stop and raise the sweeping functions, press the sweep switch again. The lights next to these sweeping function switches will turn off. The touch panel will display a SWEEPER TURNING OFF message for a few seconds, and then display the SWEEP MODE screen.
NOTE: The sweep mode, water flow rate, gutter broom(s), and vacuum fan will default to the last setting used when the sweeping operations are started again.
NOTE: For best slow speed sweeping results, drive the machine in D1 (first gear) with the rear axle in low range.
NOTE: The HOPPER FIRE ALARM will sound and appear and the sweep functions will automatically turn off when the Thermo Sentry
t
senses a possible fire in the hopper.
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Centurion 331020 (7-- 04)
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