Schwarze Industries A7 TORNADO SE User manual

Product Manual
A7
TORNADO SESE
© Schwarze Industriesrevised 01/22
Schwarze Industries, Inc.
Quality Performance
Public Safety Value
Customer Support

Product Manual
Schwarze Industries, Inc.
Schwarze Industries, 1055 Jordan Road, Huntsville, AL 35811 USA
A7
TORNADO SE

Foreword
4 SCHWARZE A7 TORNADO SE revised 01/22
Dear customer,
We are pleased to have you as a Schwarze customer. Your new sweeper has been carefully designed to give maximum
service with minimum downtime.
This manual is provided to give you the necessary operating and maintenance instructions for keeping your sweeper in
top operating condition. Careful use and timely service save extensive repairs and costly downtime losses. Make sure to
read this manual thoroughly and understand what each control is for and how to use it.
Safety is of primary importance to the owner/operator and the manufacturer. Observe all safety precautions decals on
the machine and noted throughout the manual for safe operation. If any assistance or additional information is needed,
contact your authorized Schwarze dealer.
In addition to having many Authorized Dealers located throughout the country, Schwarze Industries also maintains a fully
stocked factory service center in Huntsville, Alabama. In the event you need parts or service, call your nearest Authorized
Dealer. Their name and number can be found on the Sweeper Information Sheet, located in the front of this manual.
In the unlikely event that your local dealer is unable to provide the assistance you require, call us at our home ofce in
Huntsville, Alabama. We have a state-of-the-art fabrication and production facility and a complete service and refurbishing
center with an inventory of over $500,000 in spare parts. In most cases, same day shipping and overnight delivery are
available.
Schwarze dealer locator: http://www.schwarze.com/locator
Schwarze website: http://www.schwarze.com
Schwarze Customer Service: 1.800.879.7934

Table of Contents
revised 01/22
In This Manual
Foreword ........................................................................4
1 Safety .............................................................................9
General Safety Instructions and Practices ..............................................10
Visual Attention Safety .............................................................11
Personal Protection Equipment (PPE) .................................................12
When Using Pressurized Air or Water .................................................13
General Hazards and Prevention Safety ...............................................14
Entanglement and Entrapment Hazards De-energize Procedures ...........................16
Vacuum Blockage Removal Hazards ..................................................17
Crushing Hazards and Prevention Safety ..............................................18
Trip and Fall Prevention Safety ......................................................19
High-pressure Fluid Leak Hazards....................................................20
Power Lines/Static Electrical Hazard Warnings ..........................................21
Chemical and Biological Hazard Safety ................................................22
Transport Dafety and Hazards Warnings ...............................................23
Back Over Run-over Hazards .......................................................25
Sweeper & Vacuum Equipment Hazard Warnings........................................26
Thrown Object Hazards ............................................................27
Vacuum Equipment Operation Safety and Hazard Warnings................................28
Dust Hazard and Explosion Prevention Safety ..........................................31
Operator Safety ..................................................................32
Fire Hazards.....................................................................33
Debris Body Dumping Safety and Hazard Warnings ......................................34
Confined Space Hazard Warnings....................................................35
De-energize and Lockout Procedures .................................................36
Hazards with Equipment Maintenance.................................................37
Hazard with Maintenance of Sweeper .................................................38
1.14 Safety Decals Locations........................................................41
2 Technical Data .....................................................................47
3 Pre-Operation......................................................................49
Pre-Operation Inspection........................................................50
Side Broom Pattern Check ......................................................52
4 Operations ........................................................................53
4.1 The Sweeping Control Console ...................................................54
4.2 Water Switches ...............................................................54
Dust Suppression System Operation...............................................54
High Pressure Washdown (if equipped) ............................................55
High Pressure Front Spraybar (if equipped) .........................................55
4.3 Lighting Switches ..............................................................55
4.4 Regenerative Air Switches .......................................................55
Pickup Head Operation .........................................................55

Foreword
6 SCHWARZE A7 TORNADO SE revised 01/22
Bleeder Door Operation.........................................................56
Sweeper Standby .............................................................57
4.5 Side Broom Switches ...........................................................57
Side Broom Operation ..........................................................57
Side Broom Speed.............................................................58
Side Broom Extension Override (if equipped) ........................................58
Side Broom Tilt (if equipped) .....................................................58
Side Broom To Pavement Contact (Down Pressure) (if equipped) ........................59
4.6 Additional Optional Switches .....................................................59
Magnet Bar (if equipped) ........................................................59
Self Dumping Magnet (if equipped). ...............................................60
Driver Position (if equipped) .....................................................60
4.7 The Hopper Control Joystick .....................................................60
4.8 The Display Module ............................................................61
Main Indicator Area ............................................................61
Sweeps-In-Reverse Selection ....................................................61
4.9 PTO Engage and Sweeping Start-up...............................................62
Sweep Power Controls .........................................................62
are indicated with a rabbit and tortoise icon. .........................................62
Increasing Sweep Power........................................................62
Reduce Sweep Power ..........................................................62
4.10 Operator Information Screen ....................................................63
Using the joystick to engage the PTO: .............................................63
Using the Head bump function: ...................................................63
4.11 Camera System ..............................................................63
4.12 Additional Optional Equipment ...................................................64
Hand Hose (if equipped) ........................................................64
Heavy Duty Hand Hose (if equipped) ..............................................64
Hopper Drain (if equipped) ......................................................65
Hopper Deluge (if equipped) .....................................................66
4.13 End of Shift Cleanup and Maintenance ............................................66
5 Troubleshooting ...................................................................67
5.1 Troubleshooting the Sweeping System .............................................68
5.2 Troubleshooting the Sweeper Power ...............................................69
5.3 Troubleshooting the Water System ................................................69
5.4 Troubleshooting the Hydraulic System..............................................70
5.5 Troubleshooting the Side Brooms .................................................71
5.6 Troubleshooting the Camera System...............................................72
6 Service ...........................................................................73
6.1 Oil Levels and Lubrication .......................................................74
Hydraulic System..............................................................74
Lubrication Schedule ...........................................................74
Fan Shaft Bearing Lubrication ....................................................74

Foreword
revised 01/22 SCHWARZE A7 TORNADO SE 7
6.2 Pickup Head..................................................................75
Replacing the Skid Plate ........................................................75
Adjusting the Pickup Head Tension Spring ..........................................76
Replacing the Pickup Head ......................................................76
Replacing the Pickup Head Flaps .................................................76
Adjusting the Pickup Head Blast Orifice ............................................77
Replacing the Pickup Head Hoses ................................................77
6.3 Hopper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Replacing the Hopper Seals .....................................................78
Replacing the Hopper ..........................................................78
6.4 Side Broom(s) ................................................................79
Adjusting the Manual Side Broom Tilt ..............................................79
Adjusting the Manual Side Broom To Pavement Contact/Down-Pressure ..................80
Adjusting the Side Broom Extension Spring .........................................80
Adjusting/Replacing the Side Broom Cylinder........................................81
Replacing the Side Broom Motor..................................................81
Replacing the Side Broom Tilt Cylinder .............................................82
Replacing the Side Broom Bristles ................................................82
Adjusting the Drive Belt Tension ..................................................83
Replacing the Drive Belt ........................................................84
Inspecting the Sweeping Fan System ..............................................84
Replacing the Fan System Fan ..................................................85
Replacing the Fan House Liner ..................................................86
Replacing the Fan Shaft Bearing..................................................87
Variable Power Divider Service Schedule ...........................................87
Hydraulic System Service Schedule ...............................................88
Hydraulic Tank ................................................................88
Adjusting the Hydraulic Pressures.................................................89
6.6 Dust Suppression System .......................................................90
Refilling the Water Tank.........................................................90
Cleaning the Water Manifold Solenoid .............................................90
Cleaning/Replacing the ‘Y’ Strainer ................................................91
Water Pump Pressure Check ....................................................92
Water Nozzle Cleaning/Replacement ..............................................92
Dust Suppression System Winterizing..............................................92
6.7 Electrical System ..............................................................93
Fuse Panel Layout.............................................................93

Foreword
8 SCHWARZE A7 TORNADO SE revised 01/22

revised 01/22 SCHWARZE A7 TORNADO SE 9
Section 1 - Safety 1

Section 1 - Safety
10 SCHWARZE A7 TORNADO SE revised 01/22
SWEEPER SAFETY 1-1
Chapter 1
1
Safety
GENERAL SAFETY INSTRUCTIONS AND PRACTICES
A careful operator is the best operator. Safety is of
primary importance to the manufacturer and should be to
the owner/operator. Most accidents can be avoided by
being aware of your equipment, your surroundings, and
observing certain precautions. The first section of this
manual includes a list of Safety Messages that, if
followed, will help protect the operator and bystanders
from injury or death. Read and understand these safety
messages before assembling, operating, or servicing this
equipment. This equipment should only be operated by
those persons who have read the manual, who are
responsible and trained, and who know how to do so
responsibly.
Practice all usual and customary safe working
precautions and above all remember safety is up to
you. Only you can prevent serious injury or death from
unsafe practices.

DANGER

WARNING

CAUTION
NOTICE
NOTE
Identifies points of particular interest for more
efficient and convenient operation or repair.
The Safety Alert Symbol
combined with a Signal Word, as
seen below, is used throughout
this manual and on decals which
are attached to the equipment.
The Safety Alert Symbol means:
“ATTENTION! BECOME
ALERT! YOUR SAFETY IS
INVOLVED!” The Symbol and
Signal Word are intended to
warn the owner/operator of
impending hazards and the
degree of possible injury faced
when operating this equipment.
Indicates an imminently hazardous situation
which, if not avoided, WILL result in death or
serious injury.

Indicates a potentially hazardous situation which,
if not avoided, COULD result in death or serious
injury.
Indicates a potentially hazardous situation which,
if not avoided, MAY result in minor or moderate
injury and property damage. It may also be used
to alert against unsafe practices.
Indicates a potentially hazardous situation which,
if not avoided, MAY result in property damage. It
may also be used to alert against unsafe
practices.
READ, UNDERSTAND, and FOLLOW
the following Safety Messages.
Serious injury or death may occur
unless care is taken to follow the
warnings and instructions stated in this
manual and in the Safety Messages on
the equipment. Always follow the
instruction in this manual and use
common sense to avoid hazards.