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Metabo HPT G 14DSL Instructions De Sécurité Et Mode D'emploi page 17

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MAINTENANCE AND INSPECTION
WARNING:
1. Replacing the depressed center wheel
Replace the depressed center wheel when it has been
worn out to about 2-3/8" (60mm) in external diameter.
Confi rm that there is no crack or any damage to
the depressed center wheel. If there is a crack or a
transformation in the wheel, replace it immediately.
2. Check the Screws
Loose screws are dangerous. Regularly inspect them
and make sure they are tight.
CAUTION
Using this power tool with loosened screws is
extremely dangerous.
3. Maintenance of the motor
The motor unit winding is the very "heart" of the power
tool.
Exercise due care to ensure the winding does not
become damaged and/or wet with oil or water.
4. Inspecting the carbon brushes (Fig. 10)
The motor employs carbon brushes which are
consumable parts. Since and excessively worn
carbon brush can result in motor trouble, replace the
carbon brush with new ones when it becomes worn
to or near the "wear limit". In addition, always keep
carbon brushes clean and ensure that they slide
freely within the brush holders.
0.12" (3 mm)
0.45"
(11.5 mm)
NOTE
When replacing the carbon brush with a new one, be
sure to use the metabo HPT Carbon Brush Code No.
999054.
5. Replacing carbon brushes
Take out the carbon brush by fi rst removing the brush
cap and then hooking the protrusion of the carbon
brush with a fl at head screw driver, etc., as shown in
Fig. 12.
● Be sure to turned off the switch and pull out the battery.
● Using cracked, deformed or damaged wheels can lead to wheel breakage and
resulting serious injury.
Wear limit
Fig. 10
When installing the carbon brush, choose the
direction so that the nail of the carbon brush agrees
with the contact portion outside the brush tube. Then
push it in with a fi nger as illustrated in Fig. 13. Lastly,
install the brush cap.
Nail of carbon brush
Contact portion outside
brush tube
CAUTION
● Be absolutely sure to insert the nail of the carbon
brush into the contact portion outside the brush
tube. (You can insert whichever one of the two
nails provided.)
English
Protrusion of
carbon brush
Fig. 11
Fig. 12
Fig. 13
17

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G 18dsl