Tennant CENTURION User manual

CENTURIONr
Operator Manual
(002001-- )
331020
Rev. 02
*331020*

This manual is furnished with each new TENNANT Model Centurionr. It provides necessary operating
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:
DThe machine is operated with reasonable care.
DThe machine is maintained regularly -- per the maintenance instructions provided.
DThe 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 Sentryris a United States trademark of Tennant Company.
Streetsmartris a United States trademark of Tennant Company.
Copyright E2003, 2004, 2005 TENNANT, Printed in U.S.A.

CONTENTS
1
Centurion 331020 (9--05)
CONTENTS
Page
SAFETY PRECAUTIONS 4...................
OPERATION 8..............................
OPERATOR RESPONSIBILITY 8...........
MACHINE COMPONENTS 9...............
CONTROL PANEL SYMBOLS 10...........
CONTROLS AND INSTRUMENTS 11.......
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 SWITCH 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..........................

CONTENTS
Centurion 331020 (9--05)
2
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 TILT
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 RESTRICTION
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......................

CONTENTS
3
Centurion 331020 (9--05)
Page
TO ADJUST MAIN BRUSH ARM
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.................................

SAFETY PRECAUTIONS
Centurion 331020 (11--03)
4
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: Loss Of Steering Control
Can Result. Stop Machine And Place In
Neutral Before Switching Operator
Control.
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.

SAFETY PRECAUTIONS
5
Centurion 331020 (11--03)
5. When servicing TENNANT sweeping
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.
-- Avoid 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.
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.

SAFETY PRECAUTIONS
Centurion 331020 (11--03)
6
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.
BRUSH LINKAGE LABEL --
Located on each main brush lift
arm, gutter broom and next to
main brush lift cylinders.
FOR SAFETY LABEL --
Located on the upper console.
SIDE BRUSH LABEL --
Located on top of the side
brush(es).
HOT SURFACE LABEL --
Located on the side of
the hydraulic tank.
HIGH DUMP LABEL -- Located on the
upper console and on the side of the machine.
ROTATING PTO SHAFT LABEL --
Located on the upper console
and on the side of the machine.

SAFETY PRECAUTIONS
7
Centurion 331020 (11--03)
HOPPER SUPPORT BAR LABEL
(High Dump) -- Located on both sides
of the scissor lift in the lower rail.
CON
V
E
Y
OR L
A
BEL --
Located on each side of the conveyor.
FLAMMABLE MATERIALS LABEL --
Located on the right side of the machine
behind the water hose shields.
LIFT ARMS LABEL (High Dump) --
Located on the side of the hopper lift.
HOPPER SUPPORT BAR LABEL
(Low Dump) -- Located on both sides
of the scissor lift in the lower rail.
OPERATOR CONTROL SWITCH LABEL --
Located on the control panel between the
operator seats.

OPERATION
Centurion 331020 (11--03)
8
OPERATION
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.
-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 CENTURIONthas 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

OPERATION
9
Centurion 331020 (11--03)
MACHINE COMPONENTS
DE
F
H
J
K
L
A B C
G
I
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

OPERATION
Centurion 331020 (11--03)
10
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

OPERATION
11
Centurion 331020 (11--03)
CONTROLS AND INSTRUMENTS
H
AB
D
E
C
F
G
I
RIGHT HAND STEERING INSTRUMENT CONSOLE
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

OPERATION
Centurion 331020 (9--05)
12
D
C
B
A
E
F
G
HI
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)

OPERATION
13
Centurion 331020 (9--05)
D
ABC
E
F
UPPER CONTROL PANEL SWITCHES (003000-- )
A. Open
B. Hopper Work Light
C. Rear Work Light
D. PTO (Power Take Off) Kill Switch
E. HVAC Controller
F. Radi o

OPERATION
Centurion 331020 (9--05)
14
D
A B C
F
G
E
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

OPERATION
15
Centurion 331020 (9--05)
A
D
C
B
E
FI J K
M
NQ
P
O
GHL
R
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)

OPERATION
Centurion 331020 (7--04)
16
A
B
C
K
F
D
G
H
I
J
B
B
B
B
B
E
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

OPERATION
17
Centurion 331020 (7--04)
OPERATION OF CONTROLS
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.
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.

OPERATION
Centurion 331020 (9--05)
18
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 the rear
axle, park the machine on level ground, 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.