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USE THE FOLLOWING GRADES OF SANDPAPER
RATING
OF
TYPE OF SANDING
SANDPAPER
GRIT 4½ - 12
For removing surface coatings such as varnish, stain, wax polishes,
EXTRA COARSE
etc., from old floors
GRIT 3½ - 20
For fast leveling of uneven floors. Do not use on an even new floor.
COARSE
GRIT 2 - 36
For first sanding of new wood floors. For second sanding of old
MEDIUM
wood floors.
GRIT O - 80
For final sanding of new or old wood floors. For first sanding of old
FINE
cork or composition floors.
GRIT 2/0 · 120
For final sanding of any floor where a very good finish is
EXTRA FINE
needed .
READ THIS BOOK
This book has lmpo,tant Information for the use end safe opera
tion of this machine. Road this book carefully before starting tho
machine. Keep this book and tell all operator, to read the book. If
you do not foUow the Instructions. you can cause an Injury, or
damage equipment, furniture, or bulldlngs.
AU directions given in this book are H seen from the operator's
position at tho rear of the machine.
FOf now books, write to Clarke, A McGraw·Edi1on Co .. 2800
E$tes Street, Mu■kegon, Michigan 4�441.
Instruction Book
Models DUB
& Super 7
Sander & Edger
FORM NO. 999500-2 7181
gi 1981 McGraw-Edison Company
PRINTED IN U.S.°A.
A
OPERATOR SAFETY INSTRUCTIONS
ADVERTISSEMENT
A
WARNING
A
ADVERTENCIA
For the safe operation of this machine, read and understand all
warnings and cautions. Look for these symbols:
A
WARNING:
A
CAUTION:
If you do not follow the instructions in a
WARNING, injury can occur to you or to
other personnel.
If you do not follow the instructions in a
CAUTION, damage can occur to the
machine.
1. You must have training in the operation of this machine before using it.
READ THE INSTRUCTION BOOK.
2. Machines can cause flammable materials and vapors to burn. Do not use
this machine with or near matches, fuels, grain dust, solvents, thinners,
or other flammable materials.
3. To prevent a fire or explosion, follow these procedures:
a. Remove the contents of the dust bag when the efficiency of the
vacuum system decreases.
b. Remove the contents of the dust bag each time you finish using the
machine.
c. Do not put the contents of the dust bag into a fire.
d. Use a hammer and punch to set all nails so that the sanding disc will
not touch the nails.
4. Do not operate this machine unless it is completely assembled.
5. Do not use this machine as a step or furniture.
6. To prevent electric shock, always remove the electrical plug from the
electrical outlet before changing the sandpaper or doing any
maintenance to this machine.
7. To prevent injury, always disconnect the electrical plug before changing
the sandpaper, emptying the bag, or leaving the machine.
8. Maintenance and repairs must be done by authorized personnel only.
Keep all fasteners tight. Keep adjustments according to specifi9ations.
9. Keep the electrical parts of the machine dry. For storage, keep the
machine in a building.
1 0. Always use a three-wire electrical system connected to the electrical
ground.
11. To prevent damage to the power cord, do not let the sandpaper touch
the power cord when the machine is running. Always lift the power cord
over the machine.
12. Precaution should be taken during the use of a floor sanding machine to
prevent formation of a combustible mixture of flyings and air. A floor
sanding operation should be conducted only in a well-ventilated area.
�
RC # 5080-0000 Sander 7" Floor Edger and
RC # 5079-0000 Sander Floor 8' Drum
