Read and understand all of the operating instructions, safety precautions and warnings in the Manual before
operating or maintaining this power tool.
Most accidents that result from tool operation and maintenance are caused by the failure to observe basic
safety rules or precautions. An accident can often be avoided by recognizing a potentially hazardous situation
before it occurs and by observing appropriate safety procedures.
Basic safety precautions are outlined in the SAFETY section of this manual and in the sections which contain
the operation and maintenance instructions.
Hazards that must be avoided to prevent bodily injury or machine damage are identified by WARNINGS on
the tool and in this Manual.
Never use this tool in a manner that has not been specifically recommended by HITACHI, unless you first
confirm that the planned use will be safe for you and others.
MEANINGS OF SIGNAL WORDS
indicates a potentially hazardous situation which, if ignored, could result in serious per-
indicates a hazardous situation which, if ignored, could result in a moderate personal
injury, or could cause machine damage.
emphasizes essential information.
IMPORTANT SAFETY INSTRUCTIONS FOR USING ALL POWER TOOLS
READ ALL OF THE WARNINGS AND OPERATING INSTRUCTIONS IN THIS MANUAL BE-
FORE OPERATING OR MAINTAINING THIS TOOL:
When using this electric tool, take all necessary precautions to minimize the risk of elec-
tric shock or other personal injury.
In particular, always comply with the following safety rules:
1. ALWAYS KEEP GUARDS IN PLACE
2. ALWAYS REMOVE ADJUSTING KEYS AND WRENCHES BEFORE STARTING TOOL.
Always confirm that all keys and adjusting wrenches have been removed from the tool before it is turned on.
3. ALWAYS KEEP WORK AREA CLEAN.
4. NEVER USE TOOL IN HAZARDOUS ENVIRONMENTS.
wet places and never expose it to rain. Always keep the work area well lighted.
5. NEVER PERMIT CHILDREN OR OTHERS TO LOITER NEAR THE WORK AREA.
people (especially children) away from the work area. Always unplug unattended tools and keep the
work place tamper-proof by installing locks on the doors and on the master switches. Always remove
the lock-off button from the tool and store it in a secure place, when the tool is not in use.
6. NEVER FORCE THE TOOL.
which it was designed.
7. ALWAYS USE THE RIGHT TOOLS.
was not designed.
8. ALWAYS WEAR PROPER APPAREL WHEN WORKING WITH THE TOOL.
clothing, gloves, neckties, rings, bracelets or other jewelry which may get caught in the moving parts. Al-
ways wear non-slip footwear, preferably with steel toes. Wear protective hair covering to contain long hair.
9. ALWAYS USE EYE PROTECTION WHEN WORKING WITH THE TOOL TO PREVENT
Ordinary eyeglasses do not provide adequate protection because the lenses are not
made of safety glass. Also, use a face mask for additional safety and wear a dust mask if the cutting
operation produces dust.
and in working order.
Avoid injuries by not cluttering the work areas and work
It will do the job better and more safely if it is operated at the rate for
Never force a tool or an attachment to do a job for which it
Never use the power tool in damp or
Never wear loose