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nelly13  
#1 Posted : 10 March 2016 15:02:42(UTC)
Rank: Forum user
nelly13

Hi I've been asked the question - Do you need an emergency stop on a pillar drill to comply with legislation? the drill in question is old and only has on/off switch. Yes I agree all new drills will be fitted with an emergency stop as standard. I've read through PUWER and it states: Reg 16 175 - An emergency stop control should be provided where the other safeguards in place are not adequate to prevent risk when an irregular event occurs. However, an emergency stop control should not be considered as a substitute for safeguarding. Does this mean if moving parts are guided sufficiently and you can't come in contact with the chuck in normal operations this would be acceptable not to fit an emergency stop? 176 - Where it is appropriate to have one, based on the risk assessment, an emergency stop should be provided at every control point and at other appropriate locations around the equipment so that action can be taken quickly. If my risk assessment identifies an emergency stop is not required, will this comply? Any advice appreciated Neil
peterL  
#2 Posted : 10 March 2016 15:37:04(UTC)
Rank: Forum user
peterL

Unlikely, unless the drill, it's bit and chuck are totally enclosed and access cannot be achieved until all moving parts are at standstill, just fit an emergency stop - they are not expensive and easily retro-fitted. Pete,
nelly13  
#3 Posted : 10 March 2016 16:15:21(UTC)
Rank: Forum user
nelly13

Thanks Pete, Emergency stop route is my way of thinking too, just wanting a bit of guidance for when my MD asks why he should fit one??? Neil
HSSnail  
#4 Posted : 10 March 2016 16:21:58(UTC)
Rank: Super forum user
HSSnail

Neil I'm not a mechanical engineer and I'm not an expert on machinery safety design so I would not be trying to justify no e stop by risk assessment. To my simple way of thinking if a pillar drill is a pillar drill they all work in a very similar way - if a new one has an e-stop then one should be retrofitted to an old one. My understanding was you would not do this only if it increased the danger - I know this can be the case with trying to fit breaking systems to older machines. But in that case I think I would be looking at replacing the drill. What would the cost of that be compared to the cost to the company if an employee was injured with the new sentencing guide line. And that's just the financial cost no consideration of the effects of the injury on the poor employee and their colleagues who may witness the event.
Oldroyd19659  
#5 Posted : 10 March 2016 16:28:12(UTC)
Rank: Forum user
Oldroyd19659

Hi Nelly You have misquoted Reg 16 and written up the acop The Reg states - note the word SHALL Every employer shall ensure that, where appropriate, work equipment is provided with one or more readily accessible emergency stop controls unless it is not necessary by reason of the nature of the hazards and the time taken for the work equipment to come to a complete stop One or more emergency stop controls must be provided, unless their operation would not reduce the risk. These will have priority over all other controls. Their operation will bring the equipment to a safe condition in the quickest possible time, without causing other hazards. The stop function shall operate as a category 0 or 1 stop. These stops will be provided at workstations and other appropriate positions as directed by the risk assessment (PUWER Risk assessment NOT task). Emergency stop devices include devices such as: Mushroom-headed buttons Bars Levers Kick-plates Pressure-sensitive cables. All such devices must be well marked and easily recognised. Where possible, they must lock in the off position and require a definite action to reset. Resetting the emergency stop should not allow an automatic restart. This must only be possible by an additional voluntary action. When they came out in 92/93 there was some time given to retrofit....5 years I think but my memory has faded as the deadline has long since gone.
MaxPayne  
#6 Posted : 11 March 2016 09:11:21(UTC)
Rank: Super forum user
MaxPayne

We were forced to upgrade an old engineering pillar drill years ago (PUWER) and had to fabricate guards to cover moving parts and also included an emergency stop button. We used a kick stop which worked well as the user would most likely be using both hands. It wasn't expensive and we ended up with a decent drill compared to the less robust new replacements on the market.
nelly13  
#7 Posted : 11 March 2016 12:50:15(UTC)
Rank: Forum user
nelly13

Thank all for the info. Can anyone put their hands on a copy of the information that states all old drills must be retrofitted with an emergency stop by ????? (certain date). THANKS
HSSnail  
#8 Posted : 11 March 2016 15:17:26(UTC)
Rank: Super forum user
HSSnail

The Transition period is contained in Regulation 37 of PUWER, it applied to equipment being used before 5th December 1990, but only for regulations 25 to 30 (applicable to mobile equipment) which could continue to be used until 5th December 2002. I'm not sure there was every an exception for the other regulations.
paul.skyrme  
#9 Posted : 11 March 2016 19:45:37(UTC)
Rank: Super forum user
paul.skyrme

Just fit one! ;) Make sure the mods are done correctly though. The ACoP points you to EN 60204-1, so you really should look to this for guidance, and make sure the e-stop is really an e-stop, not just a red button.
stillp  
#10 Posted : 14 March 2016 20:19:32(UTC)
Rank: Forum user
stillp

paul.skyrme wrote:
Just fit one! ;) Make sure the mods are done correctly though. The ACoP points you to EN 60204-1, so you really should look to this for guidance, and make sure the e-stop is really an e-stop, not just a red button.
Good advice as always from Paul. I'd add that the button must comply with BS EN 60947-5-5.
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