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OPERATION & MAINTENANCE

INSTRUCTIONS

GC0416

850W HAMMER DRILL

MODEL NO: CHD850B

PART NO: 6479502

Summary of Contents for CHD850B

Page 1: ...OPERATION MAINTENANCE INSTRUCTIONS GC0416 850W HAMMER DRILL MODEL NO CHD850B PART NO 6479502 ...

Page 2: ...ng of them as waste All tools accessories and packaging should be sorted taken to a recycling centre and disposed of in a manner which is compatible with the environment Through purchase of this product the customer is taking on the obligation to deal with the WEEE in accordance with the WEEE regulations in relation to the treatment recycling recovery and environmentally sound disposal of the WEEE...

Page 3: ... risk of electric shock PERSONAL SAFETY 1 Stay alert watch what you are doing and use common sense when operating a power tool Do not use a power tool while you are tired or under the influence of drugs alcohol or medication A moment of inattention while operating power tools may result in personal injury 2 Use safety equipment Always wear eye protection Safety equipment such as dust mask non skid...

Page 4: ...ools sharp and clean Poorly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control 7 Use the power tool and accessories in accordance with these instructions and in the manner intended for the particular type of power tool taking into account the working conditions and the work to be performed Use of the power tool for operations different from intended...

Page 5: ...ng agents When drilling metals always use a cooling agent i e cutting soluble oil SERVICE 1 Have your power tool serviced by a qualified repair person using only identical replacement parts This will ensure that the safety of the power tool is maintained SPECIFICATIONS Item Specification Operating Modes Drill or Drill Hammer Action Reverse Chuck Capacity 1 5 mm 13 mm Rated No load Speed 0 2800 rpm...

Page 6: ...ed N or coloured Black The wire which is coloured Brown must be connected to the terminal which is marked L or coloured Red We strongly recommend that this machine is connected to the mains supply via a Residual Current Device RCD If in any doubt consult a qualified electrician DO NOT attempt any repairs yourself This symbol indicates that this is a Class II product and does not require an earth c...

Page 7: ... is equipped with a variable speed control and hammer operation It also has a lock on button for continuous operation When unpacking check for damage or shortages etc Any found should be reported to your CLARKE dealer where the drill was originally purchased This drill is supplied with the following components 1 x Hammer Drill 1 x Chuck Key 1 x Depth Stop Rod 1 x Auxiliary Side Handle ...

Page 8: ...in the jaws of the chuck as far as it will go 3 Insert the chuck key in one of the three holes in the chuck and tighten in a clockwise direction Make sure that the head of the chuck key is located on the cog barrel of the chuck when tightening To remove the bit release the jaws by inserting the chuck key in one of the holes and turning in an anticlockwise direction SWITCHING ON CONTINUOUS OPERATIO...

Page 9: ...RSE SELECTION 1 Set the forward reverse selector switch to the position marked R for normal Right Hand forward rotation for drilling holes 2 Set the forward reverse selector switch to the position marked L for Left Hand reverse rotation to reverse the drill out of the workpiece NOTE This operation should only be performed when the drill is at a complete stop SPEED SELECTION 1 Turn the variable spe...

Page 10: ...e drill or cause the bit to break If the drill is not cutting the metal then sharpen the drill bits ensuring the various cutting angles are correct Always use sharp good quality drill bits The performance of your drill is dependant on the quality of the bits used Reduce the pressure on the drill bit when it is about to break through This will prevent the drill from jamming If drilling a large hole...

Page 11: ... or cause the bit to break Large holes should be drilled with wood augers flat wood bits or hole saws MAINTENANCE Before commencing any maintenance procedures always ensure the drill is isolated from the electrical supply by switching off and removing the plug from the socket BEFORE USE 1 Inspect the power cable to ensure it is sound and free from cracks bare wires etc CLEANING 1 Ensure all air ve...

Page 12: ...drill bit Drive gear broken Consult your Clarke dealer Heavy internal sparking Faulty motor Consult your Clarke dealer Warn brushes Consult your Clarke dealer Motor becomes hot Unduly heavy use Reduce the force applied to the tool Let the tool do the work Air vent have become blocked Clean out the air vents using compressed air or clean with a dry cloth Low supply voltage Ensure supply voltage is ...

Page 13: ...ch can be sharpened using a Clarke Drill Sharpener such as the CBS43 or the CBS16 CHT383 19 Piece Metric Cobalt Steel Drill Set Part No 1801383 CHT384 25 Piece Metric Cobalt Steel Drill Set Part No 1801384 Suitable for drilling carbon steel super alloys titanium and stainless steel No Description No Description 1 Chuck Retaining Screw 18 Carbon Brush Holder 2 Chuck Cable 19 Screw 3 Drive Spindle 2...

Page 14: ...m the date of purchase Please keep your receipt which will be required as proof of purchase This guarantee is invalid if the product is found to have been abused or tampered with in any way or not used for the purpose for which it was intended Faulty goods should be returned to their place of purchase no product can be returned to us without prior permission This guarantee does not effect your sta...

Page 15: ...15 Parts Service 020 8988 7400 E mail Parts clarkeinternational com or Service clarkeinternational com DECLARATION OF CONFORMITY ...

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