RV10-List Digest Archive

Sun 11/06/16


Total Messages Posted: 4



Today's Message Index:
----------------------
 
     1. 03:06 PM - Another Source - Heavy duty gas struts (kearney)
     2. 03:46 PM - Slick 6300 Series Mag Timing (made easy) (Doc)
     3. 04:08 PM - Re: Slick 6300 Series Mag Timing (made easy) (Jesse Saint)
     4. 04:12 PM - Re: Slick 6300 Series Mag Timing (made easy) (Carl Froehlich)
 
 
 


Message 1


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    Time: 03:06:29 PM PST US
    Subject: Another Source - Heavy duty gas struts
    From: "kearney" <kearney@shaw.ca>
    Hi My hanger mate finally shamed me into replacing my door gas struts that would auto close when open. When googling suppliers I came across a Canadian company who made drop in replacements for the Van struts. The cost was $30CDN ($22.50 USD) each plus shipping. I had them in 3 days from order. The company is LS Technologies (www.lstechnologies.ca) and can be reached at (306) 683-5000. I was speaking with Nolan Fehr who was most helpful. Below is the part # label showing what I ordered. They are 600N struts that hold my heavy door door up quite nicely - the end of stroke dampening is excellent. Cheers Les Read this topic online here: http://forums.matronics.com/viewtopic.php?p=462114#462114 Attachments: http://forums.matronics.com//files/img_5931_844.jpg


    Message 2


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    Time: 03:46:58 PM PST US
    From: Doc <docclv@windstream.net>
    Subject: Slick 6300 Series Mag Timing (made easy)
    Slick 6300 Mags ohm Lycoming D4A5 IO-540 engines are driven by a pair of dogs 180 degrees apart. The dogs fit into (2) slots in the engine magneto drive shaft. The mag will fit on the engine magneto mount only one of two ways, 180 degrees apart. Before removing the mag(s) take a center punch or felt marker and mark adjoining places on the mag and its mounting bracket. This will give you a nice reference when you put the mag back on the engine. Make note of what position the distributor cap is on the back of the mag. Remove it with a T20 Torx tip and 1/4" wrench. It has to be put back on the mag in the same relative position (It will fit in any of (3) 120 degree positions). Make sure the ignition switch is off. Remove the number one cylinder plug and turn the prop in its normal direction placing your thumb over the spark plug hole until air comes out. The piston is on the compression stroke approaching TDC. Timing marks are on the back side of the starter ring gear plate and or on the front side of the ring gear plate. The back side marks align with the top split in the crank case and the front side marks align with a hole in the starter (see Lycoming's service manual). Turn the prop until 25 degrees BTC aligns with either reference. To tell what 180 degree position the mag shaft needs to be in when putting the mag back on the engine, poke a timing pin (a number 12 ga copper wire works well) in the "L" hole in the distributor block. You will note that the "L" hole and "R" holes are 180 degrees apart. There is an "X" hole between the "L" and "R" holes for a laser setting of the timing. Turn the mag clockwise (looking at the engine side of the mag--opposite to the left hand rotation of the mag) while gently pushing the timing pin in the hole. The timing pin will drop down into a hole in the distributor gear preventing the mag shaft from turning further. Be careful not to damage the gear by turning the mag shaft too hard against the stop. This places the mag shaft in the right 180 degree position for timing the mag. The marks (center punch or felt marker) will let you put the mag back on the engine close to its original timed position. You can finish timing the mag with a timing light, buzz box, ohm meter, etc. Remove the timing pin. Put the mag back on the engine taking care not to turn the mag shaft so much that it would be 180 degrees out of the timing pin position you determined. Make sure the black hard rubber blocks in the engine mag gear slots didn't come out when the mag was removed. You can put them back in with a little grease to hold them in place. Gently snug up the mounting blocks and nuts on the mag to hold it from turning while you check the timing. The points open at 25 degrees BTC. Set the timing by gently turning the mag. Turning the mag into its left hand rotation (counter clockwise looking at the back) advances the time. Clockwise reduces the time. Check the timing by removing the ignition wire from the P-lead and connecting your timing device to the P-terminal of the mag. Make sure the ignition switch is in the "off" position so you can't have a hot mag. You can time the mag with an ohm meter. The meter will read a few ohms and then increase an ohm or two when the points "open". It will not go to infinity, etc. as one might expect. Check the timing either side of 25 degrees BTC by bumping the propeller back and forth while watching your ohm meter, buzz box, timing light, etc. Once you think it is timed, rotate the prop two full revolutions and check the timing again. If the timing is right, tighten the mag mounting nuts and check the timing one last time. Reassemble the mag, distributor cap, ignition wire, spark plug, etc. If the engine will not start or will not run on either mag, the mag(s) are 180 degrees out of time. You can get specific mag repairs and internal mag adjustment information from the Slick Overhaul Manual. Doc RV10 #41087 N123CV


    Message 3


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    Time: 04:08:24 PM PST US
    From: Jesse Saint <jesse@saintaviation.com>
    Subject: Re: Slick 6300 Series Mag Timing (made easy)
    I agree with most of this except "It has to be put back on the mag in the same relative position (It will fit in any of (3) 120 degree positions)." All the mags I have installed the harness cap can only fit in one position. Jesse Saint Saint Aviation, Inc. jesse@saintaviation.com C: 352-427-0285 F: 815-377-3694 Sent from my iPhone > On Nov 6, 2016, at 6:46 PM, Doc <docclv@windstream.net> wrote: > > It has to be put back on the mag in the same relative position (It will fit in any of (3) 120 degree positions).


    Message 4


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    Time: 04:12:36 PM PST US
    From: Carl Froehlich <carl.froehlich@verizon.net>
    Subject: Re: Slick 6300 Series Mag Timing (made easy)
    The RV-10 is the first airplane I've owned with mags - and reading stuff like this I pray it will be the last. Just turned 400 hrs on the from the factory Slick Mags and keeping my fingers crossed that Brad at pMag sends me the new six cylinder ignitions before I need to do the 500 hour check. Carl > On Nov 6, 2016, at 6:46 PM, Doc <docclv@windstream.net> wrote: > > > Slick 6300 Mags ohm Lycoming D4A5 IO-540 engines are driven by a pair of dogs 180 degrees apart. The dogs fit into (2) slots in the engine magneto drive shaft. The mag will fit on the engine magneto mount only one of two ways, 180 degrees apart. > > Before removing the mag(s) take a center punch or felt marker and mark adjoining places on the mag and its mounting bracket. This will give you a nice reference when you put the mag back on the engine. Make note of what position the distributor cap is on the back of the mag. Remove it with a T20 Torx tip and 1/4" wrench. It has to be put back on the mag in the same relative position (It will fit in any of (3) 120 degree positions). > > Make sure the ignition switch is off. Remove the number one cylinder plug and turn the prop in its normal direction placing your thumb over the spark plug hole until air comes out. The piston is on the compression stroke approaching TDC. Timing marks are on the back side of the starter ring gear plate and or on the front side of the ring gear plate. The back side marks align with the top split in the crank case and the front side marks align with a hole in the starter (see Lycoming's service manual). > > Turn the prop until 25 degrees BTC aligns with either reference. > > To tell what 180 degree position the mag shaft needs to be in when putting the mag back on the engine, poke a timing pin (a number 12 ga copper wire works well) in the "L" hole in the distributor block. You will note that the "L" hole and "R" holes are 180 degrees apart. There is an > "X" hole between the "L" and "R" holes for a laser setting of the timing. > > Turn the mag clockwise (looking at the engine side of the mag--opposite to the left hand rotation of the mag) while gently pushing the timing pin in the hole. The timing pin will drop down into a hole in the distributor gear preventing the mag shaft from turning further. Be careful not to damage the gear by turning the mag shaft too hard against the stop. This places the mag shaft in the right 180 degree position for timing the mag. The marks (center punch or felt marker) will let you put the mag back on the engine close to its original timed position. You can finish timing the mag with a timing light, buzz box, ohm meter, etc. > > Remove the timing pin. Put the mag back on the engine taking care not to turn the mag shaft so much that it would be 180 degrees out of the timing pin position you determined. Make sure the black hard rubber blocks in the engine mag gear slots didn't come out when the mag was removed. You can put them back in with a little grease to hold them in place. > > Gently snug up the mounting blocks and nuts on the mag to hold it from turning while you check the timing. The points open at 25 degrees BTC. Set the timing by gently turning the mag. Turning the mag into its left hand rotation (counter clockwise looking at the back) advances the time. Clockwise reduces the time. > > Check the timing by removing the ignition wire from the P-lead and connecting your timing device to the P-terminal of the mag. Make sure the ignition switch is in the "off" position so you can't have a hot mag. You can time the mag with an ohm meter. The meter will read a few ohms and then increase an ohm or two when the points "open". It will not go to infinity, etc. as one might expect. Check the timing either side of 25 degrees BTC by bumping the propeller back and forth while watching your ohm meter, buzz box, timing light, etc. Once you think it is timed, rotate the prop two full revolutions and check the timing again. If the timing is right, tighten the mag mounting nuts and check the timing one last time. Reassemble the mag, distributor cap, ignition wire, spark plug, etc. > > If the engine will not start or will not run on either mag, the mag(s) are 180 degrees out of time. > > You can get specific mag repairs and internal mag adjustment information from the Slick Overhaul Manual. > > Doc RV10 #41087 N123CV > > > > > >




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