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Project: MikeYRansS21 -
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Categories

Show All Entries - (354)
Research - (2)
Workshop - (3)
Empennage - (7)
Fuselage - (102)
Firewall
Tail Feathers - (12)
Wings - (39)
Controls - (6)
Avionics - (19)
Lighting
Instrument Panel - (5)
Landing Gear - (3)
Engine - (100)
Propeller - (2)
Fuel System - (3)
Interior Finish - (26)
Paint / Decals - (17)
Inspection - (5)
Tools
Test run - (3)


Builder Name:	Michael Yankaitis -

Project:	Rans - S-21 Outbound - VIEW REPORTS
Total Hours:	1400.5
Total Flight Time:
Start/Last Date:	Oct 14, 2019 - No Finish Date
Panel:	Apollo 80 GPS, GRT EFIS-AP

Friendly URL:	https://eaabuilderslog.org?s=MikeYRansS21

Home or Last Project Picture

Feb 18, 2023 Carb work - (4.0 hours)

Category: Engine

Machine Carb for throttle shaft seals: In case I need to backtrack and swap the Rotec TBI back to the Marvel MA--4SPA.

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Jan 01, 2023 Fuel return line - (1.5 hours)

Category: Engine

Make orifice for fuel return line. 1/16 npt plug with 5/64 drilled hole.

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Dec 17, 2022 TBI cooling shroud on - (4.0 hours)

Category: Engine

Install TBI cooling shroud and Gascolator blast cooling shroud.

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Dec 16, 2022 Intake - door handle mods - (6 hours)

Category: Engine

Prep new door handles for install. Cut center shaft and spacers and fit to handles. Pin inside handle to shaft. Make templates and then aluminum pieces (4) for the TBI cooling shroud. Mount on engine and connect heater scat hose as a test. All looks good. Mount new compressor outlet temp sending unit into intake plenum. Re-seal fuel shutoff outlet fitting that was weeping fuel. Test and it seems sealed now.

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Dec 10, 2022 Fuel return line - (3.5 hours) Category: Engine

Add fuel return line from TBI to Gascolator inlet.

Dec 06, 2022 Carb intake box - (1.5 hours) Category: Engine

Make micarta intake plenum extensions. 1.875" tall to improve flow into Rotec TBI. No noticeable difference.

Nov 05, 2022 More heat shield - (2 hours) Category: Engine

Add more heat shield on inside of cowl.

Oct 20, 2022 Cowling - (3 hours) Category: Engine

Glass bridge on top cowling bump so seal fits better. Silicone gaps between baffle and engine.Do final W&B on airplane.

Oct 19, 2022 Baffle seal - (4 hours) Category: Engine

Install baffle seals, all. Turned out nice.

Oct 19, 2022 Baffles - (6 hours) Category: Engine

Finish baffle fit and installation

Oct 04, 2022 Engine-mold - (4 hours) Category: Engine

TBI back on. Intake all together and engine controls rigged and tested. Last coat of wax on molds.

Oct 03, 2022 TBI-mold work - (3.5 hours)

Category: Engine

Test TBi again. Polish seat to remove machining marks. Better but still leaks. More wax on molds.

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Oct 02, 2022 TBI test - (2 hours)

Category: Engine

Bench test Rotec TBI. Leaking with any incoming pressure. Dis assemble unit and suspect needle and seat not working well. Another wax coat on molds.

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Sep 30, 2022 TBI-cowling mold - (4.5 hours) Category: Engine

Remove Rotec TBI from engine. Wax molds

May 06, 2022 Blast tube - (1.5 hours)

Category: Engine

Install blast tube for engine driven fuel pump.

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May 05, 2022 Mixture control plus - (4.5 hours)

Category: Engine

Anchor mixture cable. Make anchor bracket. Tbi controls done. Remove turbo boost and afr gages from center stack. Remote mount afr gage, re-mount scavenge pump light and auto-on switch. Order grt map sensor for turbo boost sensing. Also order longer throttle cable from Vans.

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May 04, 2022 Tbi controls - (3.5 hours)

Category: Engine

Mount throttle, primer lever, intake plenum. Then mount tbi to engine. Add primer cable mount standoff to wastegate. Enlarge prop control head panel hole from 2.0625 to 2.25" diameter.

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May 03, 2022 Tbi controls - (5 hours)

Category: Engine

Fabricate throttle-tbi mount bracket. Make tbi primer anchor and lever. Make 1/4” thick micarta spacer to be used between sump and tbi.

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Mar 23, 2022 Nose bowl mods - (4 hours)

Category: Engine

Modify nose bowl making it narrower and shorter. Re-mount to crankshaft adapter ring.

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Mar 19, 2022 Nose bowl - (3 hours)

Category: Engine

Make new plywood crankshaft locate ring and mount nose bowl.

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Mar 15, 2022 Scat tubing - (4 hours)

Category: Engine

Rivet scat tubing anchors to rear baffles for: Oil cooler, 3", Cabin heat 2", scavenge pump, Emag cooling hoses, 1" each (3)

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Mar 14, 2022 Baffle cooling channels - (6 hours)

Category: Engine

Make and rivet in place cooling ducts for Left front and right rear cylinders.

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Mar 07, 2022 Carb heat - (3 hours)

Category: Engine

Make and install carb heat header mount and SCAT duct to diverter valve

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Feb 28, 2022 Nose bowl prep - (3 hours)

Category: Engine

Remove edging and air dams from backside of nose bowl. Prep for install

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Feb 24, 2022 Air filter plenum - (8 hours)

Category: Engine

Cut out, bend, rivet, and install air filter plenum.

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Feb 23, 2022 Scavenge pump wiring - (4.5 hours)

Category: Engine

Re-wire turbo scavenge pump and plumb in a oil pressure switch to pump ground so pump runs anytime engine is running.

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Feb 14, 2022 Carb heat box - (8 hours)

Category: Engine

Make carb heat box. Make diverter valve plate and actuator arm. Weld box together and install on plane.

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Jan 14, 2022 Baffle - (6 hours)

Category: Engine

Test fit Vans RV-6 baffle onto engine.

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Oct 20, 2021 Add fuel pressure regulator - (2 hours)

Category: Engine

Add fuel pressure regulator downstream of electric pump. Test run engine. All good.

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Jul 14, 2021 Test run - (2 hours) Category: Engine

Test run engine with new fuel pressure sender. Prime up to 4 psi. No leaking from carb. Run up to full power, then start to add boost. Turbo output started to climb a bit.

Jul 05, 2021 New fp sending unit - (3 hours)

Category: Engine

Install new fuel pressure sending unit. VDO 0-30 PSI unit. Aux 2 SF = 400, OFF=23,

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Jun 27, 2021 Test run external wastegate - (2 hours) Category: Engine

Test run external wastegate. Open entire run. MAP at rest = 28.3. Map at full power, 2450 rpm = 27.3

Jun 13, 2021 wastegate - (5.5 hours)

Category: Engine

Weld wastegate hose onto header. Re-install everything. Finish connector between cable and wastegate

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Jun 12, 2021 Wastegate - (3.5 hours) Category: Engine

Weld up wastegate hose, header to controller.

Jun 06, 2021 Wastegate - (4 hours)

Category: Engine

Install wastegate onto tailpipe. Figure and install control cable.

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Jun 05, 2021 external waste gate - (2 hours) Category: Engine

Start on new external wastegate. Figure inlet connection to header.

Jun 03, 2021 Scavenge pump hose - (2 hours) Category: Engine

another test run of engine. Run up to 2500 rpm, and 32" MAP, at which time, AFR starts to rise, indicating carb fuel flow is maxed out. Re-do turbo to scavenge pump drain line. route around carb keeping it horizontal. No more buildup of oil in turbo.

Jun 01, 2021 More test running - (4 hours)

Category: Engine

3 more test runs. Verify need to install external wastegate. Move turbo oil feed line to dedicated supply port. Was noticing low oil pressure indication caused because turbo was bleeding off oil going to OP sending unit. Now indicate 95 psi at 1800 rpm and 70 at idle.

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May 31, 2021 Test run engine - (2 hours) Category: Engine

Test run engine with internal adjustable wastgate. Looks like I need more bypass. 32 IN HG at 2300 rpm and climbing with wastegate fully open.

May 29, 2021 Scavenge pump-tow bar - (5 hours)

Category: Engine

Install final scavenge pump. Make and install teflon feed and return lines. Make tail wheel tow bar

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May 26, 2021 AFR gage mount - (4.5 hours)

Category: Engine

Make AFR gage and turbo boost mount. Wrap and install. Run boost line through bulkhead to gage.

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May 25, 2021 Wastgate controller - (4 hours)

Category: Engine

Paint and install wastegate control cable. Make engine side cable mount and install. Test. Install carb heat cable through firewall and tighten eyeball fitting.

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May 21, 2021 Test Scavenge pump - (8 hours)

Category: Engine

New turbo oil feed restrictor fitting installed. Fix sticking carb float valve. Carb on and off several times, then test on bench. Temp scavenge pump installed with clear lines. Test run engine and slo mo video of turbo oil scavenge. Fixed smoking issue.

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May 18, 2021 Turbo to carb plenum - (8 hours)

Category: Engine

Re-cut aluminum for center part of plenum. Bend using brake at airport. Weld together, cut bottom cover, install nutplates. Make gasket, and install on engine. Re-clock turbo to align with elbow.

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May 17, 2021 Carb intake box - (5 hours) Category: Engine

Design and cut aluminum for carb intake plenum.

May 14, 2021 Turbo drain - (6 hours)

Category: Engine

Design and make turbo drain fitting. Re-do and make again. Upper one in first picture is the OEM.

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May 13, 2021 First test run of engine - (2.5 hours)

Category: Engine

Finish prep. Temp fuel tank rigged. Pre-oil by spinning prop. Run engine 5 minutes. Up to 1800 rpm, 2" boost out of turbo. Needs scavenge pump.

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May 13, 2021 Pre-oil - (3 hours)

Category: Engine

pre-oil engine using pressure tank. 8 qts in. Figure out temp fuel tank. Check P-mag timing, again. Torque plugs.

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May 10, 2021 Misc - (5 hours)

Category: Engine

Turbo teflon oil supply and drain lines made and installed. Finish weld of exhaust and re-mount. Re-do rear exhaust hanger. Wire CHT, EGT and TIT probes. Torque and safety prop bolts.

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May 09, 2021 Misc - (6 hours)

Category: Engine

Make and weld on wastegate arm. EGT probes installed. TIT probe installed. Weld up turbo exhaust and O2 sensor bung, mount assy. Finish install of turbo itself.

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May 07, 2021 Turbo mount - (3 hours) Category: Engine

Make turbo support bracket. Weld, prime and paint. Start on aluminum wastegate arm. Not good.

May 06, 2021 Misc - (2 hours) Category: Engine

Temporary mount FP prop on engine. Final mount of carb.

May 05, 2021 Intake parts - (4.5 hours)

Category: Engine

Install air filter and carb intake parts on engine. Make carb-2.5" elbow adapter out of aluminum. Test oil sump check valve to 300 degrees F. Ok.

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Apr 28, 2021 Baffle fit - (3 hours)

Category: Engine

Test fit Vans O-320 baffle kit. Install mixture cable.

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Apr 25, 2021 turbo header - (5 hours)

Category: Engine

Re-do #2 cyl downpipe. Finish weld turbo header. Make wood jig. Install header on engine. Install turbo onto header.

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Apr 24, 2021 Turbo header - (4 hours)

Category: Engine

Weld most of turbo header together. Looking good.

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Apr 23, 2021 turbo header - (4 hours)

Category: Engine

cut and tack turbo header together.

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Apr 21, 2021 Mock up turbo - (2 hours)

Category: Engine

Start to mock up turbo location and piping.

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Apr 14, 2021 Exhaust flanges - (3 hours)

Category: Engine

Remove stock 172 exhaust downpipes. Make (4) exhaust flanges.

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Apr 13, 2021 Alternator - (2 hours)

Category: Engine

Pick up and install alternator. Test, all good.

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Mar 22, 2021 Exh downpipes - (2 hours)

Category: Engine

Get and test fit stock 172 exhaust downpipes. Install new starter solenoid and test. Good.

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Mar 17, 2021 Wiring - (4 hours)

Category: Engine

Finish engine bay wiring, except CHT and EGT wires. 4 gage wire ground and power to starter. Test alternator, bad, starter solenoid bad also. Take alternator to rebuilders.

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Mar 16, 2021 Engine bay wiring - (4 hours)

Category: Engine

Wire most of engine bay sensors, etc. Wire Emags and time to engine. Install plug wires.

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Mar 11, 2021 FF misc - (3 hours)

Category: Engine

Torque fuel, oil and lower oil filter hose fitting ends. Install drive gears and mount Emags onto engine case. Start laying out engine bay wiring.

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Mar 10, 2021 Oil & fuel lines - (3 hours)

Category: Engine

Make -6 fuel, oil cooler and -8 remote oil filter hoses. Install fire sleeve over all. Install oil cooler and center oil filter hose. Right Emag needs to go on before installing more.

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Feb 23, 2021 Emag-primer-spinner location - (5 hours)

Category: Engine

Run emag power wires through firewall. Make and install primer lines to 2 front cylinders. Make wood prop-spinner locating fixture.

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Feb 19, 2021 Alternator - (2 hours)

Category: Engine

Final mount of alternator. Carb heat cable installed in cabin.

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Feb 18, 2021 Misc - (6 hours)

Category: Engine

Re-do mixture control cable. Modify Vans cable anchor bracket. Cylinder head drain lines and intake tubes installed. Oil pressure sender mounted. Make, test fit, paint alternator brackets. Buy and test fit alt belt. 3L 380.

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Feb 17, 2021 Misc - (5 hours) Category: Engine

Last 2 pushrods in #3 cyl. All check ok. Run mixture control cable. Not good.

Feb 16, 2021 Mount engine - (3 hours)

Category: Engine

Mount engine on airframe. Re-do some pushrods. #3 cyl short 2 -13's.

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Feb 15, 2021 Valve train - (2 hours)

Category: Engine

Install pushrods, rocker arms, rocker shafts. Measure dry clearance. Short one -12 pushrod.
Finish heater valve cable install.

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Feb 12, 2021 Engine assy - (4 hours)

Category: Engine

Rivet piece on inner cylinder baffle. Fit and install baffles. Pushrod tubes installed. Modify throttle and mixture cable bracket to clear sump heaters.

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Feb 10, 2021 Paint engine - (4 hours)

Category: Engine

Prime and paint engine and sheet metal parts. Unmask.

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Feb 09, 2021 Cylinders on - (6 hours)

Category: Engine

Installed cylinders. Torqued base nuts. Masked off in prep for paint. Make primer injectors.

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Jan 31, 2021 cases - (4.5 hours)

Category: Engine

Oil filter adapter, fuel pump, on and saftied. Vac pump drive lubed and installed. Gears timed and lubed. Accessory case installed and bolts torqued.Oil sump installed and bolts torqued. Start on fuel sump drain fairing.

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Jan 30, 2021 Assembly of engine case - (5 hours)

Category: Engine

Rods torqued, tappets in and lubed. Camshaft in and wired in position. Cases brought together and through bolts torqued. Case with crank put on engine stand.

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Jan 29, 2021 Misc - (6 hours)

Category: Engine

Drain valve installed in gascolator. Install gascolator on firewall and plumb fuel line to inlet. Finish roll servo capstan, mount, and mount servo. Fit control stick closeouts. Make connecting rod case protectors.

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Jan 28, 2021 oil pump, ap capstan - (6 hours)

Category: Engine

New Superior Air parts oil pump installed and wired. Make capstan for AP roll servo. Make engine assembly stand.

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Jan 26, 2021 Misc - (5 hours)

Category: Engine

Finish oil filter adapter. Finish mount fuel flow transducer. Start on ap servo mounts.Glue rubber trim on top of passenger door.switch hose barbs on electric fuel pump with proper fitting ones from McMaster.

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Jan 24, 2021 Oil filter adapter - (4 hours)

Category: Engine

Start on oil filter adapter mount.

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Jan 23, 2021 misc - (5 hours)

Category: Engine

Finish Hstab fairing nut plates. Test fit engine-acc case. Oil filter adapter too big. Redesign.

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Jan 22, 2021 misc - (5 hours)

Category: Engine

Test vernatherm, OK. Oil filter adapter together with vernatherm, temp sender and plug. Start on Hstab fairings. Sump heaters bonded on.

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Jan 21, 2021 Misc - (3 hours)

Category: Engine

Check crank axial clearances, all within spec. Make 1/4" torque wrench calibrator, Nav bnc coax ends on.

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Jan 20, 2021 crank work - (5 hours)

Category: Engine

Clean up crankshaft. Rear gear on, 1 piece nose seal on. Finish door latches and put foam tape around edge. Make AP servo connector pieces.

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Jan 16, 2021 Remote oil filter - (5 hours)

Category: Engine

Make and install remote oil filter mount. Crimp new ends on shortened AFR sensor wire and install AFR gage. Make and install push-pull cable sub panel.

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Jan 15, 2021 Power wiring on firewall - (6 hours)

Category: Engine

Mount and wire starter solenoid, high power fuse block, diode isolator.Mount sump Tee next to ELT. Hole covers on firewall.

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Jan 14, 2021 Fuel lines, etc - (5 hours)

Category: Engine

Mount fuel shutoff valve, Fuel flow sensor, primer solenoid. Run fuel lines from shutoff back to sump Tee location.

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Jan 08, 2021 Mount on- + wiring - (4 hours)

Category: Engine

Install engine mount and torque bolts. Run #2 and #6 wire between aux battery and main + ground.

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Dec 12, 2020 Remote oil filter adapter - (8 hours)

Category: Engine

Work on remote oil filter adapter. Make M-20-3/4-16 bushing for oil filter side, Make 3/4-16 to 3/4-16 thru hole stud for engine side mount.

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Nov 19, 2020 Misc - (3 hours)

Category: Engine

Clean out oil cooler. Inspect and clean carb. Organize parts for overhaul.

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Nov 14, 2020 Clean engine parts, etc - (5 hours) Category: Engine

Soda blast engine parts. Move Fuse to shop. Some instrument panel work.

Nov 10, 2020 Engine parts cleaning - (2 hours) Category: Engine

Go through O-320 parts. Clean some. Prep some for soda blasting.

Oct 05, 2020 Engine parts - (1 hour) Category: Engine

Box up case (Divco) and steel parts (Aircraft Specialty Service) to ship. Drop at FedEx.

Oct 03, 2020 Engine parts - (2 hours) Category: Engine

Prep stuff to ship

Oct 02, 2020 engine tear down - (4 hours)

Category: Engine

Split case. organize steel parts

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Oct 01, 2020 Engine tear down - (2 hours)

Category: Engine

Sump and acc case off O-320

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Sep 27, 2020 Engine cylinders - (3 hours)

Category: Engine

2 more cylinders off engine.

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Sep 26, 2020 Start on engine - (4 hours)

Category: Engine

Remove 2 cylinders off O-320 to inspect cam.

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Aug 19, 2020 Unload engine from suburban - (1 hour)

Category: Engine

Unload engine from crate

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