Hercules HE31 Owner's Manual & Safety Instructions

Item 56407 Troubleshooting Problem Possible Causes Likely Solutions Tool will not start. 1. Cord not connected. 2. No power at outlet. 3. Tool’s thermal reset breaker tripped (if equipped). 4. Internal damage or wear. (Carbon brushes or Trigger, for example.) 1. Check that cord is plugged in. 2. Check power at outlet. If outlet is unpowered, turn off tool and check circuit breaker. If breaker is tripped, make sure circuit is right capacity for tool and circuit has no other loads. 3. Turn off tool and allow to cool. Press reset but ...

Item 56407 3. Store in temperatures no lower than 50-60°F. 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. Have brushes replaced by a qualified technician when necessary. 1. Remove the Fan Cover (70) by removing the four Bolts (71) and Flat Washers (99). 2. Slide Fan Cover off of Housing (31). 3. Remove Carbon Brush Bracket (61). 4. Remove ...

Item 56407 5. Maintain power tools. Check for misalignment or binding of moving parts, breakage of parts and any other condition that may affect the power tool’s operation. If damaged, have the power tool repaired before use. Many accidents are caused by poorly maintained power tools. 6. Keep cutting tools sharp and clean. Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control. 7. Use the power tool, accessories and tool bits etc. in accordance with these instructions, taking ...

Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of one year from the date of purchase. This warranty does not apply to damage due directly or indirectly, to misuse, abuse, negligence or accidents, repairs or alterations outside our facilities, criminal activity, improper installation, normal wear and tear, or to lack of maintenance. We shall in no event be liable for death, injuries ...

Item 56407 Troubleshooting Problem Possible Causes Likely Solutions Tool will not start. 1. Cord not connected. 2. No power at outlet. 3. Tool’s thermal reset breaker tripped (if equipped). 4. Internal damage or wear. (Carbon brushes or Trigger, for example.) 1. Check that cord is plugged in. 2. Check power at outlet. If outlet is unpowered, turn off tool and check circuit breaker. If breaker is tripped, make sure circuit is right capacity for tool and circuit has no other loads. 3. Turn off tool and allow to cool. Press reset but ...

Item 56407 PARTS LIST AND DIAGRAM Parts List Part Description Qty 1 Bit Chuck 1 2 Front Cover 1 3 Lock Ring 2 4 Spring Column Pin 2 5 Locking Lever 1 6 Hex Socket Bolt M14×70 4 7 ø14 Spring Washer 4 8 ø14 Flat Washer 4 9 O Ring ø77×ø2.9 1 10 Fluorin O Ring ø39×ø5 2 11 Impact Hammer 1 12 Hammer Ring 1 13 Shock Absorption Ferrule 1 14 Locking Ring 1 15 M14 6 Nut 4 16 Aluminum Housing 1 17 Hex Socket Bolt M10×70 4 18 ø10 Spring Washer 4 19 ø10 Flat Washer 4 20 O Ring ø53.8xø6 2 21 Impact Piston 1 22 Cylinder 1 23 Piston Pi ...

Item 56407 Assembly Diagram 97 59 1 2 3 4 5 22 28 23 24 25 26 31 32 33 34 35 801 803 802 804 48 37 38 39 48 49 10 66 76 93 94 92 91 90 87 88 80 89 76 86 83 82 74 95 81 80 75 74 73 72 78 77 76 68 71 70 69 67 64 65 44 44 43 63 62 61 60 59 57 56 55 54 48 53 52 51 50 49 45 47 46 44 43 39 40 41 38 37 42 36 34 33 32 31 30 29 1 2 3 6 8 7 9 10 12 13 11 14 4 5 15 16 17 18 19 20 21 22 26 27 28 25 24 23 20 29 96 58 35 97 97 79 98 79 98 99 43 ...

Item 56407 PARTS LIST AND DIAGRAM Parts List Part Description Qty 1 Bit Chuck 1 2 Front Cover 1 3 Lock Ring 2 4 Spring Column Pin 2 5 Locking Lever 1 6 Hex Socket Bolt M14×70 4 7 ø14 Spring Washer 4 8 ø14 Flat Washer 4 9 O Ring ø77×ø2.9 1 10 Fluorin O Ring ø39×ø5 2 11 Impact Hammer 1 12 Hammer Ring 1 13 Shock Absorption Ferrule 1 14 Locking Ring 1 15 M14 6 Nut 4 16 Aluminum Housing 1 17 Hex Socket Bolt M10×70 4 18 ø10 Spring Washer 4 19 ø10 Flat Washer 4 20 O Ring ø53.8xø6 2 21 Impact Piston 1 22 Cylinder 1 23 Piston Pi ...