No, no, no - I had my head up my butt. The MSD 8950 is the right part. That line on the MSD6AL-2 is an input. It has the use I was talking about, but you connect it in parallel to the starter solenoid input to back out the advance while cranking. Larry - it just took me a while to notice the extra weight on my shoulders. Dave On 6/9/2016 2:00 PM, Dave wrote:
Good.
Probably only a hundred bucks if you didn't want the other -2 features.
dave
On 6/9/2016 1:22 PM, Forest Goodhart wrote:
You could use an MSD 8950 rpm switch and relay for this. Forest __________________________________________________________________
From: Dave [1]<davel@emspace.com> To: [2]detomaso@server.detomasolist.com Sent: Thursday, June 9, 2016 12:28 PM Subject: Re: [DeTomaso] Hooking an MSD 6AL Rev Limiter to disengage the A/C Compressor Hey Rob A 6AL only limits the coil drive output. A 6AL-2 or a 6AL plus has a Retard Step output "Retard Step. This retard is activated when 12 volts are applied and rpm is above the Step1 Rpm value." It's meant to keep those 14:1 motors from blowing the teeth off the ring-gear, but just program it to go true at 4000 and do your thing with a relay. dave On 6/9/2016 6:19 AM, Rob Dumoulin wrote: It appears engine revs killed my Sanden rotary compressor.A That or it was a cheaper build.A Regardless, my new motor will rev even higher and this time I am installing a high-pressure shut-off valve.A In addition, I'd like to use the rev limiter feature of the 6AL to shut off the compressor so I won't kill another one. I have heard of such a mod but have not seen technically how to make it work.A Anybody know what MSD parts are needed and how to hook it up to the A/C? RobA _______________________________________________ Detomaso Forum NO LONGER Managed by POCA Posted emails must not exceed 1.5 Megabytes DeTomaso mailing list [1][3]DeTomaso@server.detomasolist.com [2][4]http://server.detomasolist.com/mailman/listinfo/detomaso To manage your subscription (change email address, unsubscribe, etc.) use the li nks above. Members who post to this list grant license to the list to forward any message p osted here to all past, current, or future members of the list. They also grant the list owner permission to maintain an archive or approve the archiving of lis t messages. References 1. mailto:[5]DeTomaso@server.detomasolist.com 2. [6]http://server.detomasolist.com/mailman/listinfo/detomaso _______________________________________________ Detomaso Forum NO LONGER Managed by POCA Posted emails must not exceed 1.5 Megabytes DeTomaso mailing list [7]DeTomaso@server.detomasolist.com [8]http://server.detomasolist.com/mailman/listinfo/detomaso To manage your subscription (change email address, unsubscribe, etc.) use the links above. Members who post to this list grant license to the list to forward any message posted here to all past, current, or future members of the list. They also grant the list owner permission to maintain an archive or approve the archiving of list messages.
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No, no, no - I had my head up my butt. The MSD 8950 is the right part. That line on the MSD6AL-2 is an input. It has the use I was talking about, but you connect it in parallel to the starter solenoid input to back out the advance while cranking. Larry - it just took me a while to notice the extra weight on my shoulders. Dave On 6/9/2016 2:00 PM, Dave wrote: Good. Probably only a hundred bucks if you didn't want the other -2 features. dave On 6/9/2016 1:22 PM, Forest Goodhart wrote: You could use an MSD 8950 rpm switch and relay for this. Forest __________________________________________________________________ From: Dave [1][1]<davel@emspace.com> To: [[2]2]detomaso@server.detomasolist.com Sent: Thursday, June 9, 2016 12:28 PM Subject: Re: [DeTomaso] Hooking an MSD 6AL Rev Limiter to disengage the A/C Compressor Hey Rob A 6AL only limits the coil drive output. A 6AL-2 or a 6AL plus has a Retard Step output "Retard Step. This retard is activated when 12 volts are applied and rpm is above the Step1 Rpm value." It's meant to keep those 14:1 motors from blowing the teeth off the ring-gear, but just program it to go true at 4000 and do your thing with a relay. dave On 6/9/2016 6:19 AM, Rob Dumoulin wrote: It appears engine revs killed my Sanden rotary compressor.A That or it was a cheaper build.A Regardless, my new motor will rev even higher and this time I am installing a high-pressure shut-off valve.A In addition, I'd like to use the rev limiter feature of the 6AL to shut off the compressor so I won't kill another one. I have heard of such a mod but have not seen technically how to make it work.A Anybody know what MSD parts are needed and how to hook it up to the A/C? RobA _______________________________________________ Detomaso Forum NO LONGER Managed by POCA Posted emails must not exceed 1.5 Megabytes DeTomaso mailing list [1][[3]3]DeTomaso@server.detomasolist.com [2][4][4]http://server.detomasolist.com/mailman/listinfo/detomaso To manage your subscription (change email address, unsubscribe, etc.) use the li nks above. Members who post to this list grant license to the list to forward any message p osted here to all past, current, or future members of the list. They also grant the list owner permission to maintain an archive or approve the archiving of lis t messages. References 1. mailto:[[5]5]DeTomaso@server.detomasolist.com 2. [6][6]http://server.detomasolist.com/mailman/listinfo/detomaso _______________________________________________ Detomaso Forum NO LONGER Managed by POCA Posted emails must not exceed 1.5 Megabytes DeTomaso mailing list [[7]7]DeTomaso@server.detomasolist.com [8][8]http://server.detomasolist.com/mailman/listinfo/detomaso To manage your subscription (change email address, unsubscribe, etc.) use the links above. Members who post to this list grant license to the list to forward any message posted here to all past, current, or future members of the list. They also grant the list owner permission to maintain an archive or approve the archiving of list messages. References 1. [9]mailto:davel@emspace.com 2. [10]mailto:detomaso@server.detomasolist.com 3. [11]mailto:DeTomaso@server.detomasolist.com 4. [12]http://server.detomasolist.com/mailman/listinfo/detomaso 5. [13]mailto:DeTomaso@server.detomasolist.com 6. [14]http://server.detomasolist.com/mailman/listinfo/detomaso 7. [15]mailto:DeTomaso@server.detomasolist.com 8. [16]http://server.detomasolist.com/mailman/listinfo/detomaso _______________________________________________ Detomaso Forum NO LONGER Managed by POCA Posted emails must not exceed 1.5 Megabytes DeTomaso mailing list [17]DeTomaso@server.detomasolist.com [18]http://server.detomasolist.com/mailman/listinfo/detomaso To manage your subscription (change email address, unsubscribe, etc.) use the li nks above. Members who post to this list grant license to the list to forward any message p osted here to all past, current, or future members of the list. They also grant the list owner permission to maintain an archive or approve the archiving of lis t messages. References 1. mailto:davel@emspace.com 2. mailto:2]detomaso@server.detomasolist.com 3. mailto:3]DeTomaso@server.detomasolist.com 4. http://server.detomasolist.com/mailman/listinfo/detomaso 5. mailto:5]DeTomaso@server.detomasolist.com 6. http://server.detomasolist.com/mailman/listinfo/detomaso 7. mailto:7]DeTomaso@server.detomasolist.com 8. http://server.detomasolist.com/mailman/listinfo/detomaso 9. mailto:davel@emspace.com 10. mailto:detomaso@server.detomasolist.com 11. mailto:DeTomaso@server.detomasolist.com 12. http://server.detomasolist.com/mailman/listinfo/detomaso 13. mailto:DeTomaso@server.detomasolist.com 14. http://server.detomasolist.com/mailman/listinfo/detomaso 15. mailto:DeTomaso@server.detomasolist.com 16. http://server.detomasolist.com/mailman/listinfo/detomaso 17. mailto:DeTomaso@server.detomasolist.com 18. http://server.detomasolist.com/mailman/listinfo/detomaso