JLO L/RM252 Скачать руководство пользователя страница 3 | Manualshive

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JLO L/RM252 Скачать руководство пользователя страница 3

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Содержание L/RM252

Страница 1: ...SHOOTING ASSEMBLY GROUP 1 RECOIL STARTER ASSEMBLY GROUP 2 FLYWHEEL IGNITION SYSTEMS ASSEMBLY GROUP 3 TIMING PROCEDURE ASSEMBLY GROUP 4 SPEED CONTROL RM 252 FLYBALL GOVERNOR ADJUSTMENT INSTRUCTIONS MEC...

Страница 2: ...MECHANIC S HANDBOOK L RM252...

Страница 3: ...MOTOR SERVICE U 7 5 1 1 4 4...

Страница 4: ...oil starter 2 flywheel ignition systems 3 timing procedure 4 speed control RM 252 flyball governor L 252 top speed limiter 5 carburettor carburettor data 6 piston cylinder 7 crankcase crankshaft RM 25...

Страница 5: ...state engine model and serial number shown on name plate on your order form 3 In case of a complete engine overhaul please do not try to save money by re using worn or defec tive parts It is always m...

Страница 6: ...gnition coil primary resistance 0 80 Ohms 7 800 Ohms 0 90 ohms 9 200 Ohms external ignition coil secondary resistance internal ignition generating coil bottom coil with black wire 3 0 Ohms 0 43 Ohms 3...

Страница 7: ...maintainsthe engine speed 4 2 Warm engine Same as 4 1 but do not depress tickler Close starter throttle if engine does not start 5 Stopping 5 1 For shortbreaks Shift throttlelever STOP Close fuel tap...

Страница 8: ...Cleanfilter blow out dirt Close fuel tap Start engine several times Remove spark plug clean and dry it If necessary crank engine without spark plug Clean and regap spark plug Replaceif necessary Plug...

Страница 9: ...nner spring eye 4a and rope pulley shaft must be approx 4 mm 160 in If necessary rebend spring eye 4a ill III Lubricate recoil spring 4 and rope pulleyshaftwith some multi purpose grease Fit rope pull...

Страница 10: ...I 6 5 I l e 2 6 a Oa 10 7 11...

Страница 11: ...12 Volt 75 23 Wattsignition system the green and green black lead of the 23 Watts coil must be connected See wiring diagram on page 12 Place thrust washer 15 and spring 14 on crankshaft Install cam l...

Страница 12: ...25 15 14 clockwise cam 13 erclockwise rotation...

Страница 13: ...lywheel towards TDC until timing light 2 changes from dim to bright or buzzer of timing device changes loudness timing point Note reading on timing gauge The difference between the 2 readings step 7 a...

Страница 14: ...8 9 1 2 armatureplate 11 generator i g n i t i o n generating netted to k i l l switch I yellow black l e a d s when the coil is u t i l i z e d I...

Страница 15: ...install by snapping it back into the bore in governor housing Be sure recess in flange clears boss of crankcase 2 If stud 13 is loose or has been removed re install in crankcase with threadlocking co...

Страница 16: ...b...

Страница 17: ...cessary adjust by bending spring retainer on governor lever 6 into or direction Refer to illustration and table NOTE Bending into direction engine runs faster Bending into direction engine runs glower...

Страница 18: ...lever wire 1 5 B C bore A approx 2750 rpm wire cover outer 6 mm B 2900 C 3050 D 3200 E 3400 I preciseadjustment bybendingtongue a t l e v e r max 3 0 mm correspond with approx 100 rpm higherno load rp...

Страница 19: ...rough air vane 5 fit hex nut 7 and lock washer 8 and install in boss provided on cylinder see illustr I Do not apply any lubricant to air vane spindle 2 Tighten hex nut 7 so that air vane moves freely...

Страница 20: ...I 1 8...

Страница 21: ...install observingthat place Insert butterfly spindle 28 in carburettor body fit butterfly 29 and secure with screws 27 NOTE Butterfly is slightly oval and contour ground on periphery For proper posit...

Страница 22: ...A Idle set screw B Idle jet C Air adjustment screw D Main jet 7 Float needle spring loaded 8A 30S DRC...

Страница 23: ...8 on crankcase When installing piston 11 the arrow stamped on piston crown must point towards the exhaust port Piston may be installed either ways if no arrow is shown Insert needle bearing 13 in eye...

Страница 24: ...please see I A I I n...

Страница 25: ...tightening screws 17 and fit governor fork 18 on governor shaft 16 illustr II Knockoilseal 14 intoits position Useslipcone 20 and driver 21 illustr V Warm ball bearing 9 to approx 80 C 175 F and driv...

Страница 26: ...I 19 11 5 18 e b 10 000 40 490 960 48 x 60 x 0 2 DIN 988 Axial play of crankshaft Measurement a 0 1 to 0 4 2 29 7 to 29 9 0 1 to 0 4 1 above 29 9 to 30 1 0 2 to 0 4 0 above 30 1 to 30 2 21 24...

Страница 27: ...80 C and drive them on crankshaft by a ball bearing driver ill I V NOTE Ball bearingmust be drivenon inner bearing race Place heat shield over oil seal 6 and heat crankcase half 2 to 212 F 100 C and...

Страница 28: ...e 26...

Страница 29: ...91 2 477 2nd oversize 63 41 2 496 63 6 2 504 0 40 0 016 piston ring end gap 0 25 0 010 1 25 0 066 piston ring wall thickness 2 62 0 103 2 78 0 109 2 00 0 079 piston dia new 1st oversize 0 5 mm 2nd ove...

Страница 30: ...tem F Ring end gap has to be measured in the bore of a new cylinder 2 Connection rod wrist pin The stressed surfaces of wrist pin and connecting rod turn in a needle bearing so that the play between t...

Страница 31: ...1620 Pinneberg 04101 2140 Telex 2 189 113 Telefax 041 01 6912 Pinneberg fin der PRODUCTSCOMPANY...

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