DAVID PRO-DX - Table of Contents; Technical Details; Wiring Diagram; Contact

TABLE OF CONTENTS
TECHNICAL DETAILS
M
M
~
PCB 12V power supply
PCB computer controller
Servo motor 12V
Vacuum motor
Main switch
Filter housing
Handle tube
Hall sensor
120V ~
~
Reed contact swivel switch
Reed contact brush function switch
U.S. Patents: 5,056,175
4,955,106
5,028,245
Technical Details 2
Wiring Diagram 2
Contact 2
Important Safety Instructions 3
DAVID
®PRO-DX Product Features 4
DAVID
®PRO-DX Filtration System 5
Optional Attachments, Accessories, Bags & Filters 6
Identification of Parts 7
Standard Attachments 7
Assembly 7
Operating Instructions 8
Starting the Machine 8
Operating the Machine 8
Using the Cleaning Wand, Hose & Attachments 9
The Display Panel 9
The Brush Mode Function 9
The Adjustment Wheel 9
Maintenance 10
Changing the Filter Bag 10
Changing the Pre-motor Microfilter 10
Changing the Exhaust Filter 10
Changing the Brush Roller 10
Changing the Sealing Strip 10
Clog Removal 11
Clogs in the Airflow Pathway 11
Clogs in the Attachment Hose 11
Clogs in the Cleaning Wand 11
Clogs in Entrance to Filter Bag 11
Clogs in the Swivel Neck 11
Trouble-Shooting Guide 12
DAVID
®PRO-DX Bag Housing and Handle Schematic and Part Numbers 13
DAVID
®PRO-DX Power Head Schematic and Part Numbers 14
Notes 15
WIRING DIAGRAM
2
DAVID® Products:
13231 Champion Forest Drive, Suite 404
Houston, Texas 77069
Telephone: 281-866-0027
Fax: 281-866-0007
Website: www.DavidProducts.com
CONTACT
For Warranty coverage information please refer to your Warranty Certificate.
Vacuum motor 1300 watts (10.8 amps)
Water lift (at motor) 92 inches
Airflow (at motor) 103.8 CFM
Filter bag capacity 1.4 gal.
Sound level 69 dBA
Body weight 16.7 lbs
Motor protection electronic cut-out
Working width 12 inches