Thanks Graeme That makes sense, will measure the voltage across the switch, hopefully I can drink some coffee soon :-)
Regards JohnB On Sun, Aug 24, 2014 at 4:17 PM, Graeme Burton <papamu...@iinet.net.au> wrote: > Sounds good on element. > > Power goes to common terminal of switch on p-stat. When steam boiler is cold > the switch will feed current from the common to the normally closed contact. > When the steam pressure is high enough the switch opens and then current is > directed through the normally open contact to the brew element and assuming > the PID is calling for heat it will cross the SSR output and feed the brew > element. > > Need to measure volts at the switch terminals. > > > > > On 24 Aug 2014, at 10:04 pm, John Brinkman <brinkman.j...@gmail.com> wrote: > >> 47ohms resistance on the element so I assume that means that it is ok. >> >> Is a 220V 1400watt element >> >> How does the priority switching for the power work? >> >> From what I understand it powers the steam boiler first and the brew >> boiler second, is it possible for it to get stuck just running the >> steam boiler and not switching to the brew boiler when the >> pressurestat kicks out? >> >> JohnB >> >> On Sun, Aug 24, 2014 at 3:45 PM, Graeme Burton <papamu...@iinet.net.au> >> wrote: >>> Hi John, >>> >>> Only things left then are the p-stat switch and the element. I suggest you >>> power off, disconnect a leg of the element and measure ohms across the >>> element. You shoud have something like 20-40 ohms (not sure what power the >>> element is). >>> >>> Graeme >>> >>> On 24 Aug 2014, at 9:32 pm, John Brinkman <brinkman.j...@gmail.com> wrote: >>> >>>> Hi Graeme >>>> >>>> The steam boiler is working 100%, heats up no problem, no heat however >>>> at the brew boiler. >>>> >>>> The machine is a Brewtus III-R with the blue PID. >>>> >>>> PID appears to be indicating the correct brew group temp and has the >>>> light on to indicate it is requesting heater to work. >>>> >>>> When the machine initially went faulty the brew temp went up to 99C, I >>>> assume because the relay got suck on, I switched the machine off and >>>> the temp then dropped. I am not sure if perhaps something else was >>>> damaged >>>> >>>> I replaced the PID and SSR but it is still not working. >>>> >>>> >>>> >>>> On Sun, Aug 24, 2014 at 3:20 PM, Graeme Burton <papamu...@iinet.net.au> >>>> wrote: >>>>> Hi John, >>>>> >>>>> I guess you are sure there is no relay between PID output and the brew >>>>> boiler? >>>>> >>>>> Contacts on the steam boiler p-stat enable and disable the brew element >>>>> as I am sure you know. Are you able to confirm this is working properly >>>>> - ie you have mains voltage on the p-stat normally open contact when the >>>>> steam boiler has heated up? >>>>> >>>>> If you have mains voltage at one side of the element then if element OK >>>>> you will have mains voltage at the other side. Can also measure >>>>> resitivity of the element (disconnect a leg first and with power off of >>>>> course). >>>>> >>>>> Graeme >>>>> >>>>> On 24 Aug 2014, at 4:49 am, John Brinkman <brinkman.j...@gmail.com> wrote: >>>>> >>>>>> Will check it out Benjamin >>>>>> d >>>>>> On Sat, Aug 23, 2014 at 10:14 PM, Benjamin McCafferty <bmacpi...@me.com> >>>>>> wrote: >>>>>>> I guess I'd check at the inputs to the boiler--if there's current >>>>>>> there, and no heat, then my thought is that the element is bad. >>>>>>> Kitt? >>>>>>> >>>>>>> b >>>>>>> Sent from my apple IIe >>>>>>> >>>>>>> On Aug 23, 2014, at 13:06, John Brinkman <brinkman.j...@gmail.com> >>>>>>> wrote: >>>>>>> >>>>>>>> Hi All >>>>>>>> >>>>>>>> So I swapped a new PID in place of the old one and the brew boilder is >>>>>>>> still not heating up. >>>>>>>> Temp is displaying correctly and the dot is lighting up to indicate it >>>>>>>> should be heating up the boiler but no change in temp. >>>>>>>> >>>>>>>> Obviously there is a problem somewhere else. What can I check to try >>>>>>>> and problem solve this, any suggestions? >>>>>>>> >>>>>>>> I do have a multimeter. >>>>>>>> >>>>>>>> JohnB >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> On Fri, Aug 22, 2014 at 6:34 PM, Michael Endacott >>>>>>>> <michael.endac...@gmail.com> wrote: >>>>>>>>> I've got wiring diagrams for the pid upgrade from WLL, I used them to >>>>>>>>> understand the wiring but it's pretty simple stuff. >>>>>>>>> >>>>>>>>> the thing that confuses me is I thought all Gicar pids have to use the >>>>>>>>> external SSR to control the boilers due to the amp requirement? >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> On 22 August 2014 15:08, John Brinkman <brinkman.j...@gmail.com> >>>>>>>>> wrote: >>>>>>>>>> >>>>>>>>>> Thanks Michael >>>>>>>>>> >>>>>>>>>> what a coincidence, I have one of those on order from eBay already as >>>>>>>>>> I am building a sous-vide cooker for home using it :-) >>>>>>>>>> >>>>>>>>>> The one they gave me however is a 90-240AC input voltage, so I am >>>>>>>>>> assuming that they connected it to the PID instead of the element >>>>>>>>>> connection somehow. Just not sure exactly how to do it and don't want >>>>>>>>>> to blow things up messing with the 220V if I don't know what I am >>>>>>>>>> doing. >>>>>>>>>> >>>>>>>>>> JohnB >>>>>>>>>> >>>>>>>>>> On Fri, Aug 22, 2014 at 2:21 PM, Michael Endacott >>>>>>>>>> <michael.endac...@gmail.com> wrote: >>>>>>>>>>> This is the one I bought when I upgraded to Gicar PID and SSR >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> http://www.ebay.co.uk/itm/400380577295?_trksid=p2059210.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT >>>>>>>>>>> >>>>>>>>>>> Key spec is >>>>>>>>>>> >>>>>>>>>>> Items: Solid State Relay >>>>>>>>>>> >>>>>>>>>>> Model: SSR-25 AA >>>>>>>>>>> >>>>>>>>>>> Input voltage: 80-250VAC >>>>>>>>>>> >>>>>>>>>>> Output voltage: 24-380VAC >>>>>>>>>>> >>>>>>>>>>> Output current: 25A >>>>>>>>>>> >>>>>>>>>>> Working voltage: 250V >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On 22 August 2014 12:54, John Brinkman <brinkman.j...@gmail.com> >>>>>>>>>>> wrote: >>>>>>>>>>>> >>>>>>>>>>>> They gave me a Crouzet SSR, I believe this is the one that is >>>>>>>>>>>> supplied >>>>>>>>>>>> by WLL as well. >>>>>>>>>>>> >>>>>>>>>>>> Does anyone have the WLL installation sheet? >>>>>>>>>>>> >>>>>>>>>>>> JohnB >>>>>>>>>>>> >>>>>>>>>>>> On Fri, Aug 22, 2014 at 1:34 PM, John Brinkman >>>>>>>>>>>> <brinkman.j...@gmail.com> >>>>>>>>>>>> wrote: >>>>>>>>>>>>> Interesting, I went to the suppliers to pick up a replacment Gicar >>>>>>>>>>>>> PID >>>>>>>>>>>>> and they advised that I install an external SSR as well to take >>>>>>>>>>>>> over >>>>>>>>>>>>> from the one in the PID. >>>>>>>>>>>>> >>>>>>>>>>>>> Unfortunately non of their techies were there so not sure exactly >>>>>>>>>>>>> how >>>>>>>>>>>>> to install it. Also trying to work out if I can just desolder the >>>>>>>>>>>>> faulty SSR on the existing one and wire in the new one for that >>>>>>>>>>>>> (much >>>>>>>>>>>>> bigger than the small existing chip) >>>>>>>>>>>>> >>>>>>>>>>>>> Any suggestions? >>>>>>>>>>>>> >>>>>>>>>>>>> JohnB >>>>>>>>>>>>> >>>>>>>>>>>>> On Fri, Aug 22, 2014 at 8:33 AM, John Brinkman >>>>>>>>>>>>> <brinkman.j...@gmail.com> >>>>>>>>>>>>> wrote: >>>>>>>>>>>>>> Ahhh, will take it apart and have a look Graeme. >>>>>>>>>>>>>> >>>>>>>>>>>>>> Thanks for the suggestion. >>>>>>>>>>>>>> >>>>>>>>>>>>>> JohnB >>>>>>>>>>>>>> >>>>>>>>>>>>>> On Fri, Aug 22, 2014 at 4:17 AM, Graeme Burton >>>>>>>>>>>>>> <papamu...@iinet.net.au> >>>>>>>>>>>>>> wrote: >>>>>>>>>>>>>>> Hi John, I think all b3 came with an external ssr in Australia. >>>>>>>>>>>>>>> You >>>>>>>>>>>>>>> may be able to replace the relay in the PID if you can find one >>>>>>>>>>>>>>> that matches >>>>>>>>>>>>>>> the pcb holes. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Graeme >>>>>>>>>>>>>>> Original Message >>>>>>>>>>>>>>> From: John Brinkman >>>>>>>>>>>>>>> Sent: Friday, 22 August 2014 01:21 >>>>>>>>>>>>>>> To: brewtus@googlegroups.com >>>>>>>>>>>>>>> Reply To: brewtus@googlegroups.com >>>>>>>>>>>>>>> Subject: Re: Suspected Brew Group Boiler Element >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> I think you are right Graeme, any way to fix a faulty relay in >>>>>>>>>>>>>>> the >>>>>>>>>>>>>>> PID >>>>>>>>>>>>>>> or must I just replace? >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> When I spoke to the local agent they said that they are >>>>>>>>>>>>>>> installing >>>>>>>>>>>>>>> an >>>>>>>>>>>>>>> external SSR on the PID's as they have had quite a lot of them >>>>>>>>>>>>>>> failing. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> JohnB >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> On Thu, Aug 21, 2014 at 4:37 PM, Graeme Burton >>>>>>>>>>>>>>> <papamu...@iinet.net.au> wrote: >>>>>>>>>>>>>>>> Sounds more like a u/s solid state relay - sticking off and on? >>>>>>>>>>>>>>>> Could >>>>>>>>>>>>>>>> also be the relay in the pid controller sticking. >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Graeme >>>>>>>>>>>>>>>> Original Message >>>>>>>>>>>>>>>> From: John Brinkman >>>>>>>>>>>>>>>> Sent: Thursday, 21 August 2014 22:26 >>>>>>>>>>>>>>>> To: brewtus@googlegroups.com >>>>>>>>>>>>>>>> Reply To: brewtus@googlegroups.com >>>>>>>>>>>>>>>> Subject: Suspected Brew Group Boiler Element >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Hi Guys >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> I have a Brewtus III PID with a rotary pump/ >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Woke up this morning to my brew group boiler showing 99C, >>>>>>>>>>>>>>>> started >>>>>>>>>>>>>>>> pulling a shot to check and was flash steaming as the water >>>>>>>>>>>>>>>> came >>>>>>>>>>>>>>>> out >>>>>>>>>>>>>>>> so suspect the reading was correct (set temp is 90c). >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Pulled some water through it for about 60 seconds and the temp >>>>>>>>>>>>>>>> started >>>>>>>>>>>>>>>> dropping. I switched my machine off left it for about 30 >>>>>>>>>>>>>>>> minutes >>>>>>>>>>>>>>>> and >>>>>>>>>>>>>>>> switched it on again. Steam pressure came up and the light for >>>>>>>>>>>>>>>> the >>>>>>>>>>>>>>>> steam boiler went of, brew temp was sitting at 70c and the >>>>>>>>>>>>>>>> light >>>>>>>>>>>>>>>> on >>>>>>>>>>>>>>>> the PID was indicating that it was powering the brew element >>>>>>>>>>>>>>>> but >>>>>>>>>>>>>>>> there >>>>>>>>>>>>>>>> is no rise in temp. I switched the machine off altogether and >>>>>>>>>>>>>>>> left >>>>>>>>>>>>>>>> it >>>>>>>>>>>>>>>> the whole day, brew temp has dropped down to 30c when I switch >>>>>>>>>>>>>>>> it >>>>>>>>>>>>>>>> on >>>>>>>>>>>>>>>> and does not rise at all. >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Would I be correct in assuming that this is probably a faulty >>>>>>>>>>>>>>>> brew >>>>>>>>>>>>>>>> group element? >>>>>>>>>>>>>>>> Anything else I should heck before dismantelling? >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Thanks JohnB >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>>>>>>> Google >>>>>>>>>>>>>>>> Groups "Brewtus" group. >>>>>>>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>>>>>>> it, >>>>>>>>>>>>>>>> send an email to brewtus+unsubscr...@googlegroups.com. >>>>>>>>>>>>>>>> To post to this group, send email to brewtus@googlegroups.com. >>>>>>>>>>>>>>>> Visit this group at 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>>>>>>>>>>>>>>> an email to brewtus+unsubscr...@googlegroups.com. >>>>>>>>>>>>>>> To post to this group, send email to brewtus@googlegroups.com. >>>>>>>>>>>>>>> Visit this group at http://groups.google.com/group/brewtus. >>>>>>>>>>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>>>>>> Google >>>>>>>>>>>>>>> Groups "Brewtus" group. >>>>>>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>>>>>> it, >>>>>>>>>>>>>>> send >>>>>>>>>>>>>>> an email to brewtus+unsubscr...@googlegroups.com. >>>>>>>>>>>>>>> To post to this group, send email to brewtus@googlegroups.com. >>>>>>>>>>>>>>> Visit this group at http://groups.google.com/group/brewtus. >>>>>>>>>>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>>>>>>> >>>>>>>>>>>> -- >>>>>>>>>>>> You received this message because you are subscribed to the Google 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