Chicago Electric 93853 Power Hammer User Manual


 
SKU 93853 For technical questions, please call 1-800-444-3353 PAGE 15
are worn down, replace both Carbon Brushes. If, however, the Carbon Brushes
are just dirty they may be cleaned by rubbing them with a pencil eraser. If
cleaning and replacing used brushes, try to install them in the same holders and
in the same direction they were removed. When installing the Carbon Brushes,
make sure the carbon portion of the Carbon Brushes contact the Motor’s Rotor
and that the springs face away from the Motor. Also, make sure the springs
operate freely. After replacement or cleaning, replace the two Brush Holder
Covers. NOTE: New Carbon Brushes tend to arc or spark when rst used until
they wear and conform to the Motor’s Rotor. (See Figure G.)
Every 70 to 80 hours of tool use: 3. Remove the Oil Cap (45) and replace the
grease. Fill the tool with approximately 1-1/4 ounces of #3 Lithium-based
grease (not included). Then, replace the Oil Cap. (See Figure E.)
To clean the exterior parts of the Demolition Hammer, 4. use only a clean cloth
and mild detergent. Then, dry. Use a vacuum or compressed air to clean the
Motor Air Vents. Do not immerse any electrical part of the tool in any liquids.
When storing, 5. store the tool in a clean, dry, safe location out of reach of children
and other unauthorized people.
CAUTION! All maintenance, service, or repairs not mentioned in this manual must
only be performed by a qualied service technician.
FIGURE G
CARBON BRUSH
(76)
BRUSH HOLDER
(75)
BRUSH CAP
(77)
BRUSH HOLDER COVER
(79)