Harbor Freight Tools 68147 User Manual - Page 14

Safety Setup Maintenance And Servicing Procedures not specifically explained in this manual must be performed only by a qualified technician. TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION: Make sure that the Trigger is in the off‑position and unplug the tool from its electrical outlet before performing any procedure in this section. TO PREVENT SERIOUS INJURY FROM TOOL FAILURE: Do not use damaged equipment. If abnormal noise or vibration occurs, have the problem corrected before further use. Cleaning, Maintenance, and Lubrication 1. BEFORE EACH USE, inspect the general condition of the tool. Check for: • loose hardware, • misalignment or binding of moving parts, • damaged cord/electrical wiring, • dull or cracked Chisel, • cracked or broken parts, and • any other condition that may affect its safe operation. 2. AFTER USE, wipe external surfaces of the tool with clean cloth. 3. Store in temperatures no lower than 50-60° F. 4. WARNING! If the supply cord of this power tool is damaged, it must be replaced only by a qualified service technician. NOTE: The Breaker Hammer has airtight construction, allowing long periods of use (approximately six months of regular usage) before lubrication. Replacing Carbon Brushes NOTE: The Breaker Hammer will cease operation once Carbon Brushes are worn. Check Brushes every 100 hours and replace when necessary. 1. Remove the Fan Cover (10) by loosening the Bolt (12) and Flat Washer (11). See Figure I. 2. Slide Fan Cover off of Housing (1). 5. Insert new Carbon Brush. 6. Replace Carbon Brush Cap and slide Fan Cover back over Housing. 3. Remove Brush Cap (5) from Housing. 4. Remove old Carbon Brush (6). 7. Replace Bolts and Flat Washers until securely fastened. Carbon Brush (6) Housing (1) Insulation Washer (8) Brush Cap (5) Carbon Brush Holder (7) Fan Cover (10) Flat Washer (11) Bolt (12) Operation Maintenance Page 14 Figure I For technical questions, please call 1-888-866-5797. Item 68147