Name: Tennant sentinel
Brand: Tennant
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SENTINEL

(Diesel)

Service Manual

9018524

Rev. 00 (05-2019)

*9018524*

North America / International

For the latest Parts Manuals and other

language Operator Manuals, visit:

www.tennantco.com/manuals

Tennant True

Parts

Machine Serial Number Range

(S/N 011000- )

Table of Contents3
Contents3
Safety Precautions7
General Information11
- Machine Components11
- Instruments and Controls12
- Touchscreen Controls (Operator Screen)12
- Main Console Controls13
- Operator Controls14
- Overhead Controls15
- Machine Symbols16
- Touchscreen Icons18
- Tilting the Cab19
- Tilting the Cab Manually19
- Tilting the Cab with the Cab Jack (Option)20
- Fastener Torques22
  - SAE (Standard)22
  - Metric22
- Speciﬁ Cations23
Maintenance27
- Maintenance Chart27
- Lubrication31
Hydraulics35
- Hydraulic Fluid Reservoir35
- Replacing the Hydraulic Fluid Filter36
- Hydraulic Fluid37
- Hydraulic Hoses37
- Purging Air from the Hydraulic Conveyor Lift System38
Engine39
- Engine Oil39
- Diesel Engine Fuel39
- Cooling System40
- Air Filter Indicator41
- Air Filter41
- Air Intake Screen42
- Fuel Filter42
- Fuel Water Separator43
- Diesel Exhaust Fluid (Def) Tank (Tier 4F Emissions Engine)43
- DEF Dosing Unit and Filter (Tier 4F Emissions Engine)44
- Fuel Lines45
- Alternator/Fan Belt and Tensioner45
Fuses and Relays46
- Relays46
- Fuses46
Windshield Washer Fluid48
Wet Dust Control Filter (Option)49
Static Drag Chain49
Debris Hopper50
- Hopper Dust Filter50
- Cleaning the Hopper Dust Filter50
- Removing or Replacing the Hopper Dust Filter50
- Thermo-Sentry51
Conveyor52
Brushes53
- Main Brush53
- Replacing the Main Brush53
- Checking and Adjusting the Main Brush Pattern55
- Side Brush55
- Replacing the Side Brush55
- Skirts and Seals56
- Skids58
- Brakes and Tires58
  - Service Brakes58
  - Tires58
- Wheel Alignment59
- Wheel Nuts59
- Pushing, Towing, and Transporting the Machine60
  - Pushing or Towing the Machine60
  - Transporting the Machine60
- Machine Jacking62
- Storing the Machine63
  - Freeze Protection for Wet Dust Control System Option and High Pressure Washer Option63
Troubleshooting64
- Warnings, Faults, and Inhibits64
- Service Indicator/Button64
- Engine Maintenance Alert Indicator64
- Warning and Fault Indicators65
- Inhibit Indicators66
- Fault Codes68
- Engine Fault Codes74
- Key Switch77
- Starting System78
- Charging System79
- Engine Oil Pressure and Temperature Sensors80
- Engine Air Filter, Speed, and Fuel Level Sensors81
- Right and Left Brush Systems82
- Main Brush and Conveyor Systems83
- Hopper System84
- Vacuum Fan and Filter Shaker Systems85
- Hopper Full Sensing System86
- Hopper Door and Vacuum Wand Door Sensing Systems87
Machine Speed Sensing System88
Level and Hopper Tilt Sensing Systems89
Blocked Conveyor and Hopper Temperature Sensing System90
Wet Dust Control System91
Forward92
Pressure Washer System92
Reverse93
Forward Propel and Brake Systems93
Reverse Propel and Brake Systems94
Vario Brush Tilt System95
Vario Brush Arm Swing/Slide System96
Vario Brush Raise/Lower and Rotate Systems97
Electrical Troubleshooting98
- Main Wire Harness Diagram98
- Main Wire Harness Notes113
- Cab Wire Harness Diagram116
- Cab Wire Harness Notes118
- Hopper Wire Harness Diagram119
- Hopper Wire Harness Notes121
- Vario Brush Harness Diagram (Option)122
Electrical Schematic Symbols125
Electrical Schematic126
Engine Wire Harness and Schematic137
Operational Matrix142
- Vacuum Fan Motor142
- Filter Shaker Motor142
- Hopper System142
- Hopper System (Continued)143
- Conveyor System143
- Conveyor System (Continued)144
- Conveyor and Main Brush Systems144
- Main Brush Systems144
- Side Brush Systems144
- Enable System145
- Vario Brush System Fault Conditions and Data Login Faults145
Connector Pin Designations146
Vario Brush Pin Chart147
Vario Brush Control Board Pin Voltage Chart147
Component Locator148
Component Locations Tables151
Hydraulic Troubleshooting153
- Reservoir Hydraulic Hose Group153
- Steering and Brake Hydraulic Hose Group154
- Steering/Brake/Right Side Brush Hydraulic Hose Group155
- Conveyor and Main Brush Hydraulic Hose Group156
- Propel Hydraulic Hose Group157
- Low Dump Hydraulic Hose Group158
- High Dump Hydraulic Hose Group (Option)159
- Left Side Brush Hydraulic Hose Group (Option)160
- High Pressure Sprayer Hydraulic Hose Group (Option)161
- Vario Brush Hydraulic Hose Group (Option)162
- Left Steering Hydraulic Hose Group (Option)163
- Hydraulic Pumps Group164
- Hydraulic Main Brush/Conveyor Lift Valve Group165
- Hydraulic Hopper Control Valve Group166
- Hydraulic Side Brush Valve Group167
- Hydraulic Manifold and Priority Valve Group168
- Vario Brush Hydraulic Control Group169
Hydraulic Schematic170
Hydraulic Symbols Key175
Solenoid Valve Details176
Sentinel Conveyor and Main Brush Forward177
Sentinel Conveyor and Main Brush Reverse178
Main Brush Lower179
Conveyor Lower180
Main Brush Lift, Conveyor Lift, and Conveyor Chain Tension181
Right Side Brush Rotate and Lower182
Left Side Brush Rotate and Lower183
Right and Left Side Brush Rotate and Lower184
Right and Left Side Brush Lift185
Vacuum Fans Run186
Filter Shaker Run187
Vacuum Fans and Filter Shaker off188
Hopper Tilt Back (Dump)189
Hopper Tilt Forward (Sweep Position)190
Hopper Lift - High Dump (Optional)191
Hopper Lower - High Dump (Optional)192
Hopper Door Lock (Latch Closed)193
Hopper Door Unlock (Latch Open)194
Vario Brush Slide Rotate Clockwise (Optional)195
Vario Brush Slide Rotate Counterclockwise (Optional)196
Vario Brush Swing Right - Clockwise (Optional)197
Vario Brush Swing Left - Counterclockwise (Optional)198
Vario Brush Slide Right (Optional)199
Vario Brush Slide Left (Optional)200
Vario Brush Tilt Rear Edge down (Optional)201
Vario Brush Tilt Front Edge down (Optional)202
Vario Brush Tilt Left (Optional)203
Vario Brush Tilt Right (Optional)204
Vario Brush Lift (Optional)205
Vario Brush Lower (Optional)206
Right Turn207
Left Turn208
Brake Pedal (Push)209
Brake Pedal (Release)210
Propel System211
Propel System212
Operational Matrix213
- Vacuum Fan Motor213
- Filter Shaker Motor213
- Hopper System213
- Hopper System (Continued)214
- Conveyor System214
- Conveyor System (Continued)215
- Conveyor and Main Brush Systems215
- Main Brush Systems215
- Side Brush Systems215
Component Locator217
Component Locations Tables220
Service222
- Service Diagnostics Tool222
- Programming a New Interface Module222
- Updating the Machine Firmware225
- Reconﬁ Guring the Machine after New227
  - Hardware/Option Installation227
- Accessing Support Documentation230
- Downloading the Diagnostic Log232
- Controls Group234
- Conveyor/Hopper Group239
  - Replacing the Conveyor Chains245
- Axle Assembly/Brakes248
- Lights/Cameras/Alarms/Sensors274
  - Replacing the Light(S)/Camera(S)/ Alarm(S)/Thermo Sentry274
- Air Conditioner System276

Brand	Tennant
Model	sentinel
Category	Blower
Language	English

Tennant sentinel Service Manual

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