Mechanical Portfolio

Page 1

oscar

ingenieur

'15


#01 : '06-'07 : kubota l245 dt PROJECT

DURATION

fault diagnosis no reverse engagement selector movement regular

25HP

ojm technical project document specifications correct at publication refer all queries to author

wATER COOLED DIRECT INJECTION DIESEL

Kubota dh1101 1100CC

1 3

MAKE/MODEL

investigation remove selector unit fault break in cast selector arm. replacement arm sourced and installed

fault diagnosis loss of oil - leak traced loss of water - no leak found

1.5 3.7

n 2 r1.2 2.6 4.8 Kubota 8f 2r plus pto unsynchronised dry clutch

investigation oil leak traced to timing cover head removed from block fault break in rubber timing cover seal, head gasket failure cylinder 3 to head coolant union point, both replaced

fault diagnosis excessive camber on lh fr wheel increased steering effort investigation disassemble bevel gear unit fault total failure of downshaft bearing, both bearings replaced, unit reassembled and relubricated

page.seite.pagina 2. of 20.


a..........wheelbase............................................................................................................................................................1600mm b..........length............................................................................................................................................................2570mm c..........stroke............................................................................................................................................................82mm d..........bore............................................................................................................................................................76mm e..........tyre FR............................................................................................................................................................5.00/15r f..........tyre ba............................................................................................................................................................11.2/24r d

ojm technical project document specifications correct at publication refer all queries to author

c

e

f kubota l245dt a b page.seite.pagina 3. of 20.


#02 : '06-'08 : Alfa 105 gt2000 PROJECT

DURATION

130HP

ojm technical project document specifications correct at publication refer all queries to author

wATER COOLED twin carb petrol

alfa romeo 01500 dohc 1962CC

1 3 5

MAKE/MODEL

fault diagnosis collision with LLama causing anomalies with alignment investigation bodyshell stripped and placed on jig fault impact on rhs leading to lateral twist in body, cutting and rewelding of sill section carried out with aid of jig alignment

fault diagnosis engine in non running order investigation engine fully stripped and analysed fault wear beyond tolerance figures. engine rebored, rebuilt with new consumable parts and rebuilt carburettors

fault diagnosis overheating in race conditions

2 4 r Alfa romeo 5f 1r constant mesh baulk ring dry clutch

investigation cooling system disassembled fault radiator below specification of race engine. replaced with full aluminium unit with electronic cooling management

page.seite.pagina 4. of 20.


a..........wheelbase............................................................................................................................................................2350mm b..........length............................................................................................................................................................4089mm c..........stroke............................................................................................................................................................88.5mm d..........bore............................................................................................................................................................84mm e..........tyre FR............................................................................................................................................................165r14 f..........tyre ba............................................................................................................................................................165r14 d

ojm technical project document specifications correct at publication refer all queries to author

c

f

e

ALFA 105 GT2000 a b page.seite.pagina 5. of 20.


#03 : '07-'08 : ford 1210 PROJECT

DURATION

16HP

ojm technical project document specifications correct at publication refer all queries to author

wATER COOLED DIRECT INJECTION DIESEL

shibaura 723 900CC

1

forward

MAKE/MODEL

fault diagnosis no engine start loud engine knock investigation removed and disassembled engine fault total engine failure as result of poor oil management, full engine rebore and rebuild to 0.002 oversize crank and bore.

fault diagnosis short circuit at battery terminal investigation removal and replacement of electrical components in order fault deterioration of isolating rubber grommet on alternator, replacement sourced and installed

fault diagnosis Weak hydrostatic transmission

2

reverse

shibaura hydrostatic hi lo infinitely variable dry clutch live pto

investigation Drained hydrostatic oil through gauze fault no sign of excessive metal in fluid, age of fluid taken to be fault. Replaced with suitable hydro oil

page.seite.pagina 6. of 20.

rubber grommet


a..........wheelbase............................................................................................................................................................1390mm b..........length............................................................................................................................................................2100mm c..........stroke............................................................................................................................................................72mm d..........bore............................................................................................................................................................72mm e..........tyre FR............................................................................................................................................................5.00/12r f..........tyre ba............................................................................................................................................................8.00/16r d

ojm technical project document specifications correct at publication refer all queries to author

c

e

f FORD 1210 a b page.seite.pagina 7. of 20.


#04 : '07-'09 : Land rover s3 PROJECT

DURATION

fault diagnosis unresponsive weak power take up

73HP

ojm technical project document specifications correct at publication refer all queries to author

wATER COOLED single carburettor petrol

rover 13h 2286CC

h

investigation holding clutch on brakes fault worn clutch plate and slave cylinder both replaced to specification

fault diagnosis lack of power and rapid fouling of the spark plugs

r 1 3

n l

MAKE/MODEL

investigation removed head and visually inspected fault old oil, head gasket leaking across cylinder 3 and 4, light usage,, wear in key engine components. rebuilt and put through heavy load work cycles

fault diagnosis poor body control and ride

2 4

lt77 8f 2r synchronised 1 to 4 dry clutch

investigation inspection of suspension components fault broken leaf and worn shocks replaced with parabolic springs and britpart dampers

page.seite.pagina 8. of 20.


a..........wheelbase............................................................................................................................................................2769mm b..........length............................................................................................................................................................4445mm c..........stroke............................................................................................................................................................88.9mm d..........bore............................................................................................................................................................90.4mm e..........tyre FR............................................................................................................................................................600r16 f..........tyre ba............................................................................................................................................................600r16 d

ojm technical project document specifications correct at publication refer all queries to author

c

e

f LAND ROVER S3 109

a b page.seite.pagina 9. of 20.


#05 : '09 : volvo 850 t5 PROJECT

DURATION

225HP

ojm technical project document specifications correct at publication refer all queries to author

wATER COOLED common rail petrol injection

MAKE/MODEL

fault diagnosis transmission warning light, poor fuel economy, worn atf investigation fault codes plus diagnostic stall test fault atf worn beyond service, lock up solenoid 99273 faulty. fluid replaced, subframe dropped, solenoid replaced and retested.

fault diagnosis loss of coolant

volvo b5234T 2319CC

p r n d3 l w sport eco aisin warner aw4250le 4 speed adaptive auto torque converter dx3

investigation measured rate of coolant loss, ran compression test fault head gasket failure on cylinder 5, three bar compression difference with other cylinders. honed and replaced volvo rings, gaskets and shells

fault diagnosis excessive wear on inner rear tyres investigation under car bushings fault failure of main delta link outer bushes, failure in oem rear anti roll bar. Both replaced to oem specification

page.seite.pagina 10. of 20.


a..........wheelbase............................................................................................................................................................2664mm b..........length............................................................................................................................................................4709mm c..........stroke............................................................................................................................................................90mm d..........bore............................................................................................................................................................81mm e..........tyre FR............................................................................................................................................................205/55/16r f..........tyre ba............................................................................................................................................................205/55 16r d

ojm technical project document specifications correct at publication refer all queries to author

c

e

f VOLVO 850 T5

a b page.seite.pagina 11. of 20.


#06 : '06-'11 : Fiat panda 750 PROJECT

DURATION

34HP

ojm technical project document specifications correct at publication refer all queries to author

wATER COOLED single carburettor petrol

fiat 750s 769CC

1 3

MAKE/MODEL

fault diagnosis difficult to load with logs investigation considered log loading potential fault c pillar and rear roof section blocking log access. section removed, brace bar added and cut edges rewelded.

fault diagnosis loss of oil - leak traced overheating plus coolant loss investigation head removed and disassembled fault failure in headgasket between water jacket and cylinder 3. thermostat locked shut. missing core plug. all replaced plus cam cover gasket.

fault diagnosis crashed into hedge

2 4 r

fiat 4f 1r synchronised 1 to 4 dry clutch

investigation disassemble front rhs suspension unit fault front rhs wishbone and suspension damper damaged. front rhs wheel bent but repairable. front headlight and wing damaged. removed and replaced as necessary

page.seite.pagina 12. of 20.


a..........wheelbase............................................................................................................................................................2160mm b..........length............................................................................................................................................................3380mm c..........stroke............................................................................................................................................................58mm d..........bore............................................................................................................................................................65mm e..........tyre FR............................................................................................................................................................135/13r f..........tyre ba............................................................................................................................................................135/13r d

ojm technical project document specifications correct at publication refer all queries to author

c

e

f FIAT PANDA 750 a b page.seite.pagina 13. of 20.


#07 : '10 : david brown 1394 PROJECT

DURATION

MAKE/MODEL

fault diagnosis loss of traction due to 2wd

72HP

ojm technical project document specifications correct at publication refer all queries to author

wATER COOLED DIRECT INJECTION DIESEL

david brown k11502001 3600CC

h f

fault installed 4wd gearbox, gearbox housing, starter plate, flywheel, clutch, front axle and in cab control mechanisms

fault diagnosis oil leak plus blue smoking investigation engine disassembled

3 1

n l s

investigation source 4wd componentry

2 r

david brown 12f 4r synchronised 2 to 3 dry clutch plus pto

fault failure of head gasket, piston rings glazed due to lack of heavy loading and poor service routine, rebuilt 0.001 oversize shells and pistons

fault diagnosis excessive camber on lh fr wheel increased steering effort investigation disassemble swivel housing fault total failure of swivel bearing. bearďż˝ ings removed, pivot pins removed with acetylene, all replaced as necessary

page.seite.pagina 14. of 20.


a..........wheelbase............................................................................................................................................................2140mm b..........length............................................................................................................................................................3630mm c..........stroke............................................................................................................................................................114mm d..........bore............................................................................................................................................................100mm e..........tyre FR............................................................................................................................................................12.4/24r f..........tyre ba............................................................................................................................................................13.6/36r d

ojm technical project document specifications correct at publication refer all queries to author

c

e

f DAVID BROWN 1394

a b page.seite.pagina 15. of 20.


#08 : '11-'14 : volvo 850 t5 #02 PROJECT

DURATION

225HP wATER COOLED common rail petrol injection

MAKE/MODEL

fault diagnosis transmission fault demonstrably returning on account of clutch material in atf investigation stall test, driving dynamics, fault code

ojm technical project document specifications correct at publication refer all queries to author

fault transmission worn beyond economical repair, full unit exchange carried out

fault diagnosis rough running of engine, signs of incorrect fuelling inc fault codes

volvo b5234T 2319CC

p r n d3 l w sport eco aisin warner aw4250le 4 speed adaptive auto torque converter dx3

investigation fault code and spark plug inspection, sooting of exhaust fault multiple sensor failure, inc. maf, lambda, tps. full engine exchange carried out

fault diagnosis poor ride and handling investigation inspection of suspension components fault wear in suspension components and broken rear arb, replaced with koni fsd, oem springs and ipd 25mm arb front and back

page.seite.pagina 16. of 20.


a..........wheelbase............................................................................................................................................................2664mm b..........length............................................................................................................................................................4709mm c..........stroke............................................................................................................................................................90mm d..........bore............................................................................................................................................................81mm e..........tyre FR............................................................................................................................................................205/55/16r f..........tyre ba............................................................................................................................................................205/55/16r d

ojm technical project document specifications correct at publication refer all queries to author

c

e

f VOLVO 850 T5

a b page.seite.pagina 17. of 20.


#09 : '11-'14 : mercedes w123 PROJECT

DURATION

88HP

ojm technical project document specifications correct at publication refer all queries to author

wATER COOLED DIRECT INJECTION DIESEL

mercedes om617 2996CC

1 3 5

MAKE/MODEL

fault diagnosis windscreen wipers non functioning investigation trace wiper electrical circuit fault stress break in loom wiring at point of switch pivot. loom rewired utilising switch body

fault diagnosis overheating investigation inspect cooling components fault worn water pump and heat fatigue of cooling pipes, all replaced to specification

fault diagnosis degraded lower bodywork

2 4 r mercedes 5f 1r synchronised dry clutch

investigation remove componentry and inspect fault failure of underbody seal, stripping, etching and repainting carried out

page.seite.pagina 18. of 20.


a..........wheelbase............................................................................................................................................................2795mm b..........length............................................................................................................................................................4725mm c..........stroke............................................................................................................................................................92.4mm d..........bore............................................................................................................................................................91mm e..........tyre FR............................................................................................................................................................195/15r f..........tyre ba............................................................................................................................................................195/15r d

ojm technical project document specifications correct at publication refer all queries to author

c

e

f MERCEDES 300TD a b page.seite.pagina 19. of 20.


oscar

CONTACT OJMORGAN@OUTLOOK.COM 44 7825 991905 29 BEAUMONT st, oxford, OX12NP, UK


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