Altocraft AG370 Operator's Manual - Page 13

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OPERATING PROCEDURES

Installing a Grinding Wheel

1. Unplug the grinder.

2. Turn the tool upside down.

3. Place the inner ﬂange on the spindle so that it fits with the ﬂats on the shaft.

4. Fit the disc over the boss on the inner ﬂange.

5. Screw the wheel-retaining nut down over the disc. Depending on the disc thick-

6. Fit the two prongs of the wrench into the holes in the outer ﬂange nut.

7. Depress the spindle lock button and ﬁrmly tighten the nut with the wrench.

8. Turn the wheel by hand, checking for any obstruction to its free movement.

Running the Grinder

1. Plug in the tool.

2. Hold the tool ﬁrmly with one hand on the side handle and the other gripping

3. To turn the tool off, slide the switch back.

WARNING: Turn off your tool at once, unplug and inspect it for serious problems if:

 Moving parts get stuck

 Speed drops to an abnormally low level

 The motor housing gets hot

 Sparks or odours emit from the casing

MAINTENANCE

ness, the boss on the outer ﬂange nut can face down or up.

the housing. Check to make sure the abrasive disc is not obstructed. push the

switch on top of the machine with your thumb. Switching the tool on or off

under load will damage the switch.

Check the brushes occasionally (after 250 hours of use) and replace if worn. If you replace

the brushes, run the tool without load for 15 minutes to seat the brushes properly.

Keep the vents clear of dust and debris. This will help prevent possible electri-

cal shorts and ensure proper cooling.

Keep the tool housing and handle clean and free of oil and grease using mild

soap and a damp (not wet) cloth.

Avoid overloading your grinder. It will become hot and lose efﬁciency. Run-

ning it free of load for a minute or two will allow it to cool itself to normal tem-

perature.

Inspect the cord regularly and have it replaced by an authorized repair facility if

it is damaged.

Lubrication for this tool is done at the factory and should not be necessary

again under normal use.

Check the grinding disc regularly for cracking and other damage. Do not use a

damaged disc.

An authorized repair centre should do any repairs, modiﬁcation, or mainte-

nance that involve disassembling the grinder.

Any damage to the tool should be corrected at an authorized repair centre.