4
21. Check for misalignment or binding of
moving parts, breakage of parts, and any
other condition that may affect the tools
operation. If damaged, have the tool ser-
viced before using. Many accidents are
causedby poorly maintained tools.
22. Use only accessories that are recom-
mended by the manufacturer for your
model. Accessories that maybe suitable for
onetool, may become hazardous when used
onanother tool.
SERVICE
23. Toolservice must be performed only by
qualifiedrepair personnel. Service or main-
tenance performed by unqualified personnel
couldresult in a risk of injury.
24. When servicing a tool, use only identical
replacement parts. Follow instructions in
the Maintenance section of this manual.
Use of unauthorized parts or failure to follow
Maintenanceinstructions may create a risk of
electricshock or injury.
USE PROPER EXTENSION CORD: Make sure your extension cord is in good condition.
When using an extension cord, be sure to use one heavy enough to carry the current your
product will draw.An undersized cord will cause a drop in line voltage resulting in loss of
powerand overheating. Table 1 shows the correct size to use depending on cord length and
nameplateampere rating. If in doubt, use the next heavier gage.The smaller the gage num-
ber,the heavier the cord.
SPECIFIC SAFETY RULES USB001-2
DO NOT let comfort or familiarity with product (gained from
repeated use) replace strict adherence to drill safety rules. If
you use this tool unsafely or incorrectly,you can suffer serious
personal injury.
1. Hold tool by insulated gripping surfaces
when performing an operation where the
cuttingtools may contact hidden wiring or
its own cord. Contact with a “live” wire
will make exposed metalpar ts of the tool
“live”and shock the operator.
2. Alwaysbe sure you have a firm footing.
Be sure no one is below when using the
toolin high locations.
3. Holdthe tool firmly.
4. Keephands away from rotating parts.
Table1: Minimum gage for cord
AmpereRating Volts Totallength of cord in feet
120V 25ft. 50 ft. 100ft. 150ft.
MoreThan NotMore Than AWG
0 6 18 16 16 14
6 10 18161412
10 12 16 16 14 12
12 16 14 12 NotRecommended