Ryobi P422 Manuel d'utilisateur télécharger pdf (Page 9)

9 — English

OPERATION

WARNING:

Always wear eye protection with side shields marked to

comply with ANSI Z87.1, along with hearing protection.

Failure to do so could result in objects being thrown into

your eyes and other possible serious injuries.

WARNING:

Do not use any attachments or accessories not recom-

mended by the manufacturer of this product. The use of

attachments or accessories not recommended can result

in serious personal injury.

APPLICATIONS

You may use this product for the purpose listed below:

 Grinding metals

 Sanding wood or metal surfaces

WARNING:

Battery products are always in operating condition.

Therefore, the switch should always be locked when not

in use or carrying at your side.

INSTALLING/REMOVING BATTERY PACK

See Figure 4, page 12.

To install:

Insert the battery pack.

Make sure the latches on each side of the battery pack

snap in place and that battery pack is secured in the

product before beginning operation.

To remove:

 Depress the latches on each side of the battery pack.

LOCK-OFF BUTTON

See Figure 5, page 12.

The lock-off button is located on the handle above the

switch trigger. You must depress the lock-off button in

order to pull the switch trigger. The lock resets each time

the trigger is released.

SWITCH TRIGGER

See Figure 5, page 12.

To turn the grinder ON, depress and hold lock-off button,

then depress the switch trigger. To turn it OFF, release the

switch trigger.

POSITIONING THE GUARD

See Figures 6 - 7, page 13.

The guard on the grinder should be correctly positioned

depending on which side the handle is mounted. Never use

the grinder without the guard correctly in place.

WARNING:

Never place the guard so that it is in front of the grinder.

This could result in serious injury because sparks and

loose particles thrown from the grinding wheel would be

directed toward the operator. Always place the guard in

the correct location as shown.

To reposition the guard:

 Remove the battery pack.

 Unlock the guard clasp by pulling the clasp out, away

from the grinder.

 Rotatetheguardtoitscorrectpositionasshown.

 Locktheguardclaspbypushingtheclaspin.

NOTE: Be sure the raised ridge on the guard is seated

in the groove on the bearing cap. Never use the grinder

without the guard in place and properly adjusted.

OPERATING THE GRINDER

See Figure 8, page 13.

Always carefully select and use grinding wheels that are

recommended for the material to be ground. Make sure

that the minimum operating speed of any accessory wheel

selected is 6,500 r/min. or more. The grinding wheel provided

with the grinder is suitable for grinding welds, preparing

surfaces to be welded, grinding structural steel, and grinding

stainless steel.

To operate the grinder:

 Secure all work in a vise or clamp to a workbench.

DANGER:

Never use the grinder with the guard removed. It has been

designed for use only with the guard installed. Attempting

to use grinder with guard removed will result in loose

particles being thrown against the operator resulting in

serious personal injury.

 Hold the grinder in front and away from you with both

hands, keeping the grinding wheel clear of the workpiece.

 Turn on the grinder and let the motor and grinding wheel

build up to full speed.

 Lower the grinder gradually until the grinding wheel

contacts the workpiece.

WARNING:

To prevent loss of control and possible serious personal

injury, always operate the grinder with both hands,

keeping one hand on the side handle.

 Keep the grinder tilted at an angle from 5° to 15° and

continuously moving at a steady, consistent pace.

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Ryobi P422 Manuel d'utilisateur Page 9

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