Tennant 800D User manual

800D
MM308
Operator Manual

This manual is furnished with each new TENNANT Model 800D. 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:
 The machine is operated with reasonable care.
 The machine is maintained regularly – per the maintenance instructions provided.
 The machine is maintained with TENNANT supplied or equivalent parts.
Manual Number – MM308
Revision: 07
Published: 11–95
Copyright 1993, 1994, 1995 TENNANT, Printed in U.S.A.

CONTENTS
1
800D MM308 (3–95)
CONTENTS
Page
SAFETY PRECAUTIONS 3. . . . . . . . . . . . . . . . .
OPERATION 5. . . . . . . . . . . . . . . . . . . . . . . . . . . .
OPERATOR RESPONSIBILITY 5. . . . . . . . .
MACHINE COMPONENTS 7. . . . . . . . . . . . .
CONTROL PANEL SYMBOLS 8. . . . . . . . . .
CONTROLS AND INSTRUMENTS 10. . . . . .
OPERATION OF CONTROLS 11. . . . . . . . . .
DIRECTIONAL PEDAL 11. . . . . . . . . . . . . .
BRAKE PEDAL 12. . . . . . . . . . . . . . . . . . . .
PARKING BRAKE (For machines below
serial number 001103) 12. . . . . . . . . . . .
PARKING BRAKE (For machines serial
number 001103 and above) 13. . . . . . .
THROTTLE LEVER 14. . . . . . . . . . . . . . . . .
SIDE BRUSH LEVER (For machines below
serial number 001177 15. . . . . . . . . . . .
SIDE BRUSH SWITCH (For machines
serial number 001177 and above) 15. .
SIDE BRUSH DOWN
PRESSURE KNOB 16. . . . . . . . . . . . . .
HOPPER DOOR LEVER 17. . . . . . . . . . . .
HOPPER ROLLOUT LEVER 18. . . . . . . . .
HOPPER LIFT LEVER 19. . . . . . . . . . . . . .
HORN BUTTON 19. . . . . . . . . . . . . . . . . . . .
CHARGING SYSTEM LIGHT 20. . . . . . . .
ENGINE OIL PRESSURE LIGHT 20. . . . .
ENGINE WATER
TEMPERATURE LIGHT 20. . . . . . . . . .
HOPPER TEMPERATURE LIGHT –
THERMO SENTRY20. . . . . . . . . . . .
MAIN BRUSH SHUT DOWN LIGHT 21. .
CLOGGED FILTER LIGHT 21. . . . . . . . . .
HOPPER DOOR LIGHT (OPTION) 21. . .
FUEL LEVEL GAUGE 21. . . . . . . . . . . . . . .
HOURMETER 22. . . . . . . . . . . . . . . . . . . . .
HAZARD LIGHT SWITCH (OPTION) 22. .
OPERATING LIGHTS SWITCH 22. . . . . .
FILTER SHAKER SWITCH 23. . . . . . . . . .
VACUUM FAN SWITCH 23. . . . . . . . . . . . .
IGNITION SWITCH 24. . . . . . . . . . . . . . . . .
Page
MAIN BRUSH SWITCH 25. . . . . . . . . . . . .
STEERING WHEEL 26. . . . . . . . . . . . . . . .
STEERING WHEEL TILT LEVER 26. . . . .
BLOWER WAND LEVER (OPTION) 26. .
CIRCUIT BREAKERS 27. . . . . . . . . . . . . . .
GLOW PLUGS LIGHT 27. . . . . . . . . . . . . .
MAIN BRUSH DOWN
PRESSURE KNOB 28. . . . . . . . . . . . . .
LATCHES 28. . . . . . . . . . . . . . . . . . . . . . . . .
OPERATOR SEAT 29. . . . . . . . . . . . . . . . . .
HOPPER SUPPORT BAR 29. . . . . . . . . . .
WINDSHIELD WIPER
SWITCH (OPTION) 30. . . . . . . . . . . . . .
DOME LIGHT SWITCH (OPTION) 30. . . .
RECIRCULATING AIR
LOUVERS (OPTION) 30. . . . . . . . . . . .
HEATER KNOB (OPTION) 30. . . . . . . . . .
FAN SPEED SWITCH (OPTION) 31. . . . .
AIR CONDITIONING
SWITCH (OPTION) 31. . . . . . . . . . . . . .
AIR CONTROL VENTS (OPTION) 31. . . .
HOW THE MACHINE WORKS 32. . . . . . . . . .
PRE-OPERATION CHECKLIST 32. . . . . . . . .
STARTING THE MACHINE 34. . . . . . . . . . . . .
SWEEPING AND BRUSH INFORMATION 37
SWEEPING 39. . . . . . . . . . . . . . . . . . . . . . . . . .
STOP SWEEPING 41. . . . . . . . . . . . . . . . . . . .
EMPTYING THE HOPPER 42. . . . . . . . . . . . .
STOP THE MACHINE 44. . . . . . . . . . . . . . . . .
POST-OPERATION CHECKLIST 46. . . . . . . .
ENGAGING HOPPER SUPPORT BAR 47. .
DISENGAGING HOPPER SUPPORT BAR 49
OPERATION ON INCLINES 50. . . . . . . . . . . .
MACHINE TIE–DOWNS 51. . . . . . . . . . . . . . .
OPTIONS 52. . . . . . . . . . . . . . . . . . . . . . . . . . . .
VACUUM WAND 52. . . . . . . . . . . . . . . . . . .
BLOWER WAND 56. . . . . . . . . . . . . . . . . . .
REGENERATIVE FILTER
SYSTEM (RFS) 58. . . . . . . . . . . . . . . . .
MACHINE TROUBLESHOOTING 59. . . . . . .

CONTENTS
800D MM308 (3–95)
2
Page
MAINTENANCE 60. . . . . . . . . . . . . . . . . . . . . . . . .
MAINTENANCE CHART 60. . . . . . . . . . . . . . .
LUBRICATION 62. . . . . . . . . . . . . . . . . . . . . . . .
ENGINE 62. . . . . . . . . . . . . . . . . . . . . . . . . . .
REAR WHEEL SUPPORT 62. . . . . . . . . . .
FRONT WHEEL BEARINGS 63. . . . . . . . .
SIDE BRUSH PIVOT PINS 63. . . . . . . . . .
MAIN BRUSH ADJUSTMENT 63. . . . . . . .
HYDRAULICS 64. . . . . . . . . . . . . . . . . . . . . . . .
HYDRAULIC FLUID RESERVOIR 64. . . .
HYDRAULIC FLUID 65. . . . . . . . . . . . . . . .
HYDRAULIC HOSES 65. . . . . . . . . . . . . . .
PROPELLING MOTOR 66. . . . . . . . . . . . . .
ENGINE 66. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
COOLING SYSTEM 66. . . . . . . . . . . . . . . .
AIR FILTER INDICATOR 67. . . . . . . . . . . .
AIR FILTER 67. . . . . . . . . . . . . . . . . . . . . . . .
WATER SEPERATOR/FUEL FILTER 68. .
ENGINE FUEL FILTER 68. . . . . . . . . . . . . .
FUEL LINES 68. . . . . . . . . . . . . . . . . . . . . . .
PRIMING FUEL SYSTEM 68. . . . . . . . . . .
TO PRIME FUEL SYSTEM 68. . . . . . .
BATTERY 70. . . . . . . . . . . . . . . . . . . . . . . . . . . .
BELTS AND CHAINS 70. . . . . . . . . . . . . . . . . .
ENGINE BELT 70. . . . . . . . . . . . . . . . . . . . .
STATIC DRAG CHAIN 70. . . . . . . . . . . . . .
DEBRIS HOPPER 71. . . . . . . . . . . . . . . . . . . . .
HOPPER DUST FILTER 71. . . . . . . . . . . . .
TO REMOVE OR REPLACE
HOPPER DUST FILTER 71. . . . . . .
THERMO SENTRY73. . . . . . . . . . . . . . .
Page
BRUSHES 73. . . . . . . . . . . . . . . . . . . . . . . . . . . .
MAIN BRUSH 73. . . . . . . . . . . . . . . . . . . . . .
TO REPLACE MAIN BRUSH 73. . . . . .
TO CHECK AND ADJUST MAIN
BRUSH PATTERN 74. . . . . . . . . . . .
SIDE BRUSH 77. . . . . . . . . . . . . . . . . . . . . .
TO REPLACE SIDE BRUSH 77. . . . . .
SKIRTS AND SEALS 78. . . . . . . . . . . . . . . . . .
HOPPER LIP SKIRTS 78. . . . . . . . . . . . . . .
BRUSH COMPARTMENT SKIRTS 78. . . .
REAR SKIRTS 79. . . . . . . . . . . . . . . . . . . . .
BRUSH DOOR SEALS 79. . . . . . . . . . . . . .
HOPPER SEALS 79. . . . . . . . . . . . . . . . . . .
HOPPER DOOR SEALS 79. . . . . . . . . . . .
HOPPER SIDE SKIRT 80. . . . . . . . . . . . . .
HOPPER DUST SEAL 80. . . . . . . . . . . . . .
HOPPER COVER SEAL 80. . . . . . . . . . . . .
HOPPER VACUUM FAN SEAL 80. . . . . . .
BRAKES AND TIRES 81. . . . . . . . . . . . . . . . . .
SERVICE BRAKES 81. . . . . . . . . . . . . . . . .
PARKING BRAKE 81. . . . . . . . . . . . . . . . . .
TIRES 82. . . . . . . . . . . . . . . . . . . . . . . . . . . .
REAR WHEEL 82. . . . . . . . . . . . . . . . . . . . .
PUSHING OR TOWING MACHINE 82. . . . . .
MACHINE JACKING 83. . . . . . . . . . . . . . . . . . .
STORING MACHINE 83. . . . . . . . . . . . . . . . . .
SPECIFICATIONS 84. . . . . . . . . . . . . . . . . . . . . . .
GENERAL MACHINE PERFORMANCE 84. .
POWER TYPE 85. . . . . . . . . . . . . . . . . . . . . . . .
STEERING 85. . . . . . . . . . . . . . . . . . . . . . . . . . .
HYDRAULIC SYSTEM 85. . . . . . . . . . . . . . . . .
INDEX 86. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SAFETY PRECAUTIONS
3
800D MM308 (1–93)
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 machine
is not designed for use on public roads.
The following information signals potentially
dangerous conditions to the operator or
equipment:
FOR SAFETY:
1. Do not operate machine:
– unless trained and authorized.
– unless operator manual is read and
understood.
– if it is not in proper operating
condition.
– in flammable or explosive areas unless
designed for use in those areas.
– in areas with possible falling objects
unless equipped with overhead guard.
2. Before starting machine:
– check for fuel, oil, and liquid 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 starting machine:
– keep foot on brake and directional
pedal in neutral.
4. When using machine:
– use brakes to stop machine.
– go slow on inclines and slippery
surfaces.
– use care when reversing machine.
– move machine with care when hopper
is raised.
– make sure adequate clearance is
available before raising hopper.
– do not carry passengers on machine.
– always follow safety and traffic rules.
– report machine damage or faulty
operation immediately.
5. Before leaving or servicing machine:
– stop on level surface.
– set parking brake.
– turn off machine and remove key.
6. When servicing machine:
– 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 of adequate capacity
to lift machine.
– wear eye and ear protection when
using pressurized air or water.
– disconnect battery connections before
working on machine.
– avoid contact with battery acid.
– avoid contact with hot engine coolant.
– allow engine to cool.
– 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.
WARNING: Engine emits toxic gases.
Severe respiratory damage or
asphyxiation can result. Provide adequate
ventilation. Consult with your regulatory
authorities for exposure limits. Keep engine
properly tuned.
WARNING: Raised hopper may fall.
Engage hopper support bar.
WARNING: Lift arm pinch point. Stay
clear of hopper lift arms.
WARNING: Moving belt and fan. Keep
away.

SAFETY PRECAUTIONS
800D MM308 (1–93)
4
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.
HOPPER LIFT ARMS LABEL –LOCATED ON
BOTH HOPPER LIFT ARMS.
HOPPER SUPPORT BAR LABEL –LOCATED
ON THE HOPPER LIFT ARMS CROSS-TUBE
AND ON BOTH HOPPER LIFT ARMS.
NOISE LABEL –LOCATED ON THE FRONT
PANEL OF THE OPERATOR COMPARTMENT.
EMISSIONS LABEL –LOCATED ON THE
FRONT PANEL OF THE OPERATOR
COMPARTMENT.
07623
FOR SAFETY LABEL –LOCATED ON THE
FRONT PANEL OF THE OPERATOR
COMPARTMENT. ENGINE FAN AND BELT LABEL –LOCATED
ON THE RADIATOR SHROUD.

OPERATION
5
800D MM308 (1–93)
OPERATION
OPERATOR RESPONSIBILITY
The operator’s responsibility is to take care
of the daily maintenance and checkups of
the machine to keep it 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.
Read this manual carefully before operating
this 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.
Check the hydraulic fluid level in the
hydraulic reservoir.
Check the engine oil level.
07324
08430
08431

OPERATION
800D MM308 (6–94)
6
Check the radiator coolant level. The coolant
level should be 25 to 50 mm (1 to 2 in)
below the fill opening.
FOR SAFETY: When servicing machine, avoid
contact with hot engine coolant.
Fill the fuel tank.
FOR SAFETY: When servicing machine, keep
flames and sparks away from fuel system
service area. Keep area well ventilated.
After the first 50 hours of operation, follow
the recommended procedures stated in the
MAINTENANCE CHART.
Keep your machine regularly maintained by
following the maintenance information in this
manual. We recommend taking advantage
of a regularly scheduled service contract
from your TENNANT representative.
Order parts and supplies directly from your
authorized TENNANT representative. Use
the parts manual provided when ordering
parts.
08432
08433

OPERATION
7
800D MM308 (1–93)
MACHINE COMPONENTS
A
B
C
D
E
F
G
H
I
07623
A. Operator Seat F. Hopper Cover
B. Steering Wheel G. Side Brush
C. Engine Cover H. Instrument Panel
D. Engine Side Door I. Hopper Door
E. Main Brush Access Door

OPERATION
800D MM308 (1–93)
8
CONTROL PANEL SYMBOLS
These symbols identify controls and displays on
the machine:
Idle Engine Oil Pressure
Fast Engine Water Temperature
Side Brush Down Pressure Light Hopper Temperature –Thermo Sentry
Side Brush Down Pressure Heavy Main Brush Shut Down
Side Brush Down and On Filter Clogged
Side Brush Up and Off Hopper Door Closed
Hopper Door Close Fuel
Hopper Door Open Hourmeter
Hopper Roll In Hazard Light
Hopper Roll Out Operating Lights
Hopper Down Fan
Hopper Up Steering Wheel Tilt
Horn Main Brush Down and II Speed
Charging System Main Brush Off

OPERATION
9
800D MM308 (8–93)
Main Brush Down and Normal Speed Circuit Breaker 5
Main Brush Down Pressure Light Circuit Breaker 6
Main Brush Down Pressure Heavy Circuit Breaker 7
Circuit Breaker 1 Circuit Breaker 8
Circuit Breaker 2 Circuit Breaker 9
Circuit Breaker 3 Parking Brake
Circuit Breaker 4 Glow Plugs (Preheat)

OPERATION
800D MM308 (3–95)
10
CONTROLS AND INSTRUMENTS
A
B
C
D
F
GHI
K
L
M
N
O
P
Q
RSTU
V
W
X
Y
Z
AA
BB
CC
For machines below
serial number
001177
For machines below
serial number
001103
C
C
E
F
DD
FF
EE
08472
A. Directional Pedal P. Clogged Filter Light
B. Brake Pedal Q. Hopper Door Light (Option)
C. Parking Brake R. Fuel Level Gauge
D. Throttle Lever S. Hourmeter
E. Side Brush Lever T. Hazard Light Switch (Option)
F. Side Brush Down Pressure Knob U. Operating Light Switch
G. Hopper Door Lever V. Filter Shaker Switch
H. Hopper Rollout Lever W. Vacuum Fan Switch
I. Hopper Lift Lever X. Ignition Switch
J. Horn Button Y. Main Brush Switch
K. Charging System Light Z. Steering Wheel
L. Engine Oil Pressure Light AA.Steering Column Tilt Lever
M. Engine Water Temperature Light BB.Circuit Breakers
N. Hopper Temperature Light –CC.Glow Plugs Light
Thermo SentryDD.Side Brush Switch, Right
O. Main Brush Shut Down Light EE.Side Brush Switch, Left (Option)
FF. Blower Wand Lever (Option)

OPERATION
11
800D MM308 (1–93)
OPERATION OF CONTROLS
DIRECTIONAL PEDAL
The directional pedal controls direction of travel
and the propelling speed of the machine. You
change the speed of the machine with the
pressure of your foot; the harder you press the
faster the machine travels.
Forward: Press the top of the directional pedal
with the toe of your foot.
Reverse: Press the bottom of the directional
pedal with the heel of your foot.
Neutral: Take your foot off the directional pedal
and it will return to the neutral position.
08467
08468
08469

OPERATION
800D MM308 (6–94)
12
The toe angle of the directional pedal is
adjustable. Remove the clevis pin, move the top
of the pedal to the angle needed, and put the
clevis pin through the adjustment holes.
BRAKE PEDAL
The brake pedal stops the machine.
Stop: Take your foot off the directional pedal and
let it return to the neutral position. Step on the
brake pedal.
PARKING BRAKE (For machines below serial
number 001103)
The parking brake pedal sets and the lever
releases the front wheel brakes.
Set: Step on the parking brake pedal.
FOR SAFETY: Before leaving or servicing
machine; stop on level surface, set parking
brake, turn off machine and remove key.
Release: Pull up on the release lever.
08470
08471
08434
08435

OPERATION
13
800D MM308 (6–94)
PARKING BRAKE (For machines serial
number 001103 and above)
The parking brake lever sets and releases
the front wheel brakes.
Set: Pull the parking brake lever up.
FOR SAFETY: Before leaving or servicing
machine; stop on level surface, set parking
brake, turn off machine and remove key.
Release: Push the parking brake lever down.

OPERATION
800D MM308 (6–94)
14
THROTTLE LEVER
The throttle lever controls the engine speed.
Fast: Pull the lever into the Fast position.
Idle: Push the lever into the Idle position. 08456
08457

OPERATION
15
800D MM308 (3–95)
SIDE BRUSH LEVER (For machines below
serial number 001177
The side brush lever controls the position and
rotation of the side brush.
On/Down: Pull the side brush position lever back
and to the right into the On/Down slot.
Off/Up: Pull the side brush position lever back
and to the left into the Off/Up slot.
SIDE BRUSH SWITCH (For machines serial
number 001177 and above)
The right side brush switch controls the right side
brush position and rotation. The optional left side
brush switch controls the optional left side brush
position and rotation.
Down and On: Press the top of the switch into
the On/Down position.
Up and Off: Press the bottom of the switch into
the Off/Up position.
08458
08459

OPERATION
800D MM308 (6–94)
16
SIDE BRUSH DOWN PRESSURE KNOB
The side brush down pressure knob changes the
side brush contact with the sweeping surface.
For machines below serial number 001177.
Heavy: Turn the side brush down pressure
knob counter-clockwise.
Light: Turn the side brush down pressure
knob clockwise.
For machines serial number 001177 and
above.
Increase Pressure: Turn the side brush down
pressure knob counter-clockwise.
Decrease Pressure: Turn the side brush down
pressure knob clockwise.
09395

OPERATION
17
800D MM308 (6–94)
HOPPER DOOR LEVER
The hopper door lever opens and closes the
hopper door. Close the hopper door when
emptying the hopper to control debris and dust.
Open: Pull and hold the hopper door lever in the
Open position.
Hold: Release the hopper door lever into the
middle position.
Close: Push and hold the hopper door lever in the
Close position.
08474
08475
08476

OPERATION
800D MM308 (6–94)
18
HOPPER ROLLOUT LEVER
The hopper rollout lever moves the hopper in and
out.
Out: Pull and hold the hopper rollout lever in the
Out position.
Hold: Release the hopper rollout lever into the
middle position.
In: Push and hold the hopper rollout lever in the
In position.
08477
08478
08479