MASSEY FERGUSON MF230 Скачать руководство пользователя страница 92 | Manualshive

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SERVICE MANUAL

kPa (1900-2100 psi) and a "squealing"

noise from control valve is heru·d, loosen

control handle detent screw (2) until
handle releases within specified

pressure range. If control handle does

not kick out of detent. and no "squeal

ing" sound

is

heard, shut ofT engine and

remove end plug (15) from valve. Turn

regulator adjusting screw (17) outward
to decrease kick out pressure. Reinstall
plug and recheck for proper operation.

Model MF250

237. OVERHAUL. To disassemble

auxiliary valve, remove single/double
acting convertor valve (3-Fig. 246),

check valve

(4)

and detent relief valve

assembly (6) from valve body. Remove

end  cap  (22).  Unscrew  retaining  screw
(21)  and  remove  centering  spring  (19),
spring  seats  (18)  and  end  plate  (17).
Remove pivot bracket (8) with  wiper seal

(9). Pull spool out of valve body and

remove detent carrier (15), piston (12)
and cage (11).

Inspect all parts for wear and renew

as

necessary. Valve spool and body are

available only

as

a matched set. Be sure

to

renew all

"0"

rings.

When reassembling,

use

petroleum jel

ly to hold detent balls in place. Clean the
threads of retaining screw (21) and valve
spool, then apply a drop of thread lock
ing compound to threads of screw before
installing.

Check and adjust spool detent "kick

out" pressure

as

outlined in paragraph

238.

238.

ADJUSTMENT.

To set valve

spool detent "kick out" pressure, con

nect a suitable flow meter to auxiliary
valve rear couplers. Operate engine at

1000 rpm and place control valve han·

die in "lift" position. Slowly close flow

Paragraphs

237-239

meter restrictor valve and note pressure
at  which  control  valve  kicks out  of de
tent  and  returns  to  neutral.  Valve
should  kick  out  of  detent  at  approx·

imately 16550 kPa !2400 psi). Kick out

pressure is adjusted by turning detent

relief valve adjusting screw (S) in or out.

WIRING

DIAGRAMS

All Models

239. Refer to the appropriate Fig. 247

through  Fig.  250  for  tractor  wiring
diagram.  Service  procedures  covering
electrical  system  components  are  con
tained in  paragraphs  100  through  109.

Of I

............ �11

....

,

...

1

t(•'¥11 H Al,. '

tt•� J

IUI_,.I.._AL 1

AUXIUAAV

SOCKEl

OIIAHGE

ou-

Of

LJG"r

SWift"

POintOHI ON UOHJ IWIICH

1

-

II

AM

flOOO

'""H ANO

wOIIIt!. \At.IIJI'S

)

-

lfAM

h,OOO '.t..Hl\. AHO M[A" •tO.,.

fV\�"f"

)

-

II.AM

'Ah(L

Ah0 llt(A"

111[0

w

IV4

...

(111

6" lONG fUSUilE UN(

OAAK BROWN

WAf(�

f("'PfAAT\JAE

GAUGE

W"f(�

ff"'PEAATURE

SENDER

LT GREEN w/llACK

Fig. 248-W/rlng dlagrsm lor MF230, MF235 snd MF245 tractors equipped with gasoline engine and flat top lenders. Relar slso to Fig

.

249 lor models wllh

dished fenders.

93

«
...
90
91
92
93
»

Содержание MF230

Страница 1: ...Timing Gears 35 FRONT AXLE 1 FUEL SYSTEM Diesel Bleeding 86 Filters 85 Injector Nozzles 89 Injector Pump 97 Timing 98 FUEL SYSTEM Gasoline Carburetor 46 HYDRAULIC SYSTEM Adjustments 194 Auxiliary Pump 232 Auxiliary Valve 235 General 184 DUAL DIMENSIONS HYDRAULIC SYSTEM Cont Lift Cover 207 Main Hydraulic Pump 223 Reservoir Filter 185 System Checks 187 Trouble Shooting 186 POWER TAKE OFF Independent...

Страница 2: ...4 5 hp MF230 Gasoline Diesel Continental Perkins Z 145 AD3 152 4 3 g5 72 mm 91 44 mm 3 375 in 3 6 in 103 2 mm 127 0 mm 4 063 in 5 0 in 2 4 L 2 5 L 145 cu in 152 cu in Wet Dry 12 Volt Negative Ground 1 3 4 2 1 2 3 0 33 mm 0 30 mm 0 013 in 0 012 in 0 3g mm 0 30 mm 0 015 in 0 012 in 0 2g mm 0 25 mm 0 011 in 0 010 in 0 33 mm 0 25 mm 0 013 in 0 010 in 30 45 44 45 30 45 45 45 24 BTDC 1g755 kPa 2720 psi ...

Страница 3: ...0 75 ft lbs Connecting Rods Refer to Text 54 61 N m Refer to Text 40 45 ft lbs Main Bearings 149 156 N m 115 129 N m 149 156 N m 110 115 ft lbs 85 95 ft lbs 110 115 ft lbs Flywheel 101 108 N m 95 101 N m 101 108 N m 75 80 ft lbs 70 75 ft lbs 75 80 ft lbs Oil Pan 26 28 N m 16 22 N m 26 28 N m 19 21 ft lbs 12 16 ft lbs 19 21 ft lbs Intake Manifold 8 12 N m 27 41 N m 8 12 N m 6 9 ft lbs 20 30 ft lbs ...

Страница 4: ... 0 25 mm 0 010 in 0 25 mm 0 010 in 18755 kPa 2720 psi 17720 kPa 2570 psi 725 775 2400 2450 2250 30 4 kW 40 8 hp 9 9 L 10 5 U S qts 5 9 L 6 2 U S qts 41 8 L 11 U S gals Power Steering 0 95 L Fuel Tank 47 9 L 12 6 U S gals Add 0 95 L 1 U S quart if filter is changed SIZES CLEARANCES Crankshaft Main Journal Diameter Bearing Clearance Crankshaft Crankpin Diameter Bearing Clearance Crankshaft E nd Play...

Страница 5: ...en sion lb remove center member 5 first Gasoline 42 75 42 77 mm 1 683 1 684 in 0 065 0 115 mm 0 0025 0 0045 in 21 821 21 826 mm 0 8591 0 8593 in 0 005 0 015 mm 0 0002 0 0006 in 95 101 N m 70 75 ft lbs 54 61 N m 40 45 ft lbs 115 129 N m 85 95 ft lbs 95 101 N m 70 75 ft lbs 16 22 N m 12 16 ft Jbs 27 41 N m 20 30 ft lbs 27 41 N m 20 30 ft lbs Diesel 46 71 46 74 mm 1 839 1 840 in 0 10 0 20 nun 0 004 0...

Страница 6: ...ay Lubricate with multipurposH lithium base grease TOE IN TIE RODS AND OR DRAG LINKS All Models 2 Automotive type tie rod and drag link ends are used Units are nonad justable and should be renewed if ex cessively worn Recommended toe in is 3 mm 118 inch On models with two drag links adjust each an equal amount to obtain correct toe in On models with tie rod 16 Fig 3 or 4 loosen locknuts and clamps...

Страница 7: ...9 12 13 and 16 onto pit man shaft 15 before inserting into housings 4L and 4R Add more shims 12 if necessary to remove all end play from bearing Use grease to hold the eleven balls 19 and 21 into each race then insert shaft Fig 6 Exp oded view of typical manual steering gear used on MF230 end some MF235 models I IA n pttman arm 2 Otl eal 3 Buahmg 4L IA n plDIOD bOUiiog 4R Rtgbt pinion houAlng 6 0 ...

Страница 8: ... should result from one turn of adjusting screw Paragraphs 6 9 Reinstall reservotr refill with otl and recheck pressure after changmg relief valve setting POWER STEERING PUMP The pump shown in exploded view Fig 10 is used on diesel models the pump in Fig 11 on gasoline models Refer to the appropriate following paragraphs for service All Models 8 REMOVE AND REINSTALL Clean the area thoroughly befor...

Страница 9: ...idler shaft 13 and pin 14 Remove nut gear 1 sleeve 2 and snap ring 3 then bump shaft 5 and bearing 4 out front of housing Install new seal 7 with lip toward rear of pump and front of seal flush with the step in front of housing bore Press new bearings 9 into bores in body 17 and housing 8 until bearing is just below Oush Press only on numbered side of bearing which should be toward gears 10 and 11...

Страница 10: ...0 rings are installed under the seal rings Assemble lower snap ring 3 washers 6 8 and 10 bearings 9 and spool 18 onto steering shaft Install shims 7 un til upper snap ring 3 will just fit into groove in shaft End play of spool 18 on shaftmust be less than 0 076 mm 0 003 inch Remove upper snap ring washers and thrust bearing from shaft after cor rect end play is obtained Install check ball 15 and f...

Страница 11: ...rmstransmit steering wheel movement to front wheels The power steering con trol valve is mounted on the steeringcol umn tube The valve is manually actuated by movement of the steering wheel to direct pressurized oil to two double acting cylinders attachedto spin dle steering arms 13 REMOVE AND REINSTALL STEERING GEAR 1b remove steering gear box first remove steering wheel hub cap and nut Remove st...

Страница 12: ...cessary until there is no end play in ball nul but nut still rotates freely Install secondarypitman shaft 37 and cover plate 40 Refill housing with SAE 90 gear oil Install snap ring 20 into groove ofcol umn tube Secure retainer 16 to bear ing housing 9 with the set screw Install control valve 22 with new 0 rings and tighten mounting cap screws to 22 25 N m 16 18 f t lbs torque Reinstall steering b...

Страница 13: ... 8 Valve body 17 Relief velve eprina 9 0 i ball 14 1b reassemble valve reverse the disassembly procedure Lubricate all parts with oil during assembly Reinstall valve and adjust linkage as outlined in paragraph 15 STEERING CYLINDERS Models MF240 MF250 17 R R AND OVERHAUL Cylinders used on early models are re tained by nuts on ball ends to each end On later models inner end ofcylinder is retained by...

Страница 14: ...7 to approximately 400 N m 300 ft lbs torque Fig 22 Exploded view of one type of steering cylinder used on Models MF235 end MF245 equipped with hydrostatic steering system Refer to Fig 23 forothertype cylinder I Ball Om nd 2 Cyhnd r borrel 3 Rod p111 0n 4 0 r nN 6 Seal ring 6 Inner tub 7 End cap 8 Seal 9 Scroper 10 Seal r njl HYDROSTATIC HAND PUMP All Models So Equipped 21 REMOVE AND REINSTALL 1b ...

Страница 15: ...ngaged with control spool pin Install end cover 23 and tighten retaining cap screws evenly to 17 N m 150 in lbs torque MF245 Standard Models 23 OVE RH AUL All MF245 models except Orchard are equipped with the hydrostatic hand pump shown exploded in Fig 27 The valve spool 22 and body 25 are available only as a matched set To disassemble the removed steering control valve assembly install a fitting ...

Страница 16: ...ofinput shaftrestingon a bench Insert drive ring 19 into valve spool until drive ring is engaged on input shaft spline Remove torsion bar gage Install spacer 20 on torsion bar and insert the assembly into valve spool Align cross holes in torsion bar and in Fig 27 Exploded view of steering control valve assembly hydrostatic hand pump used on 1111ndard MF245 models l Nul 4 Sn p r n 8 S at a 9 Co trj...

Страница 17: ...r ignjtion coil and water temperature gage sending unit Detach tachometer drive cable and housing air cleaner hose breather tube throttle rod choke cable engine oil pressure line and muffier or exhaust pipe Disconnect the power steering lines along left side ofcylinder head on models so equipped Attach a hoist to engine be sure that all wires lines hoses and rods are out ofthe way then unbolt and ...

Страница 18: ...05 inch es to provide recommended 0 08 0 13 Fig 31 AIIgn the DC flywheelmarie withnotch as shown when adjusllng valve clearance as described In paragraph 27 Fig 3o Exploded view of cylinder head Rocker arms should be IISsembled with offset as shown In Fig 36 I Cyhnd r head 2 Intake aln 3 ah egutde Pu h rod 6 Exhau t vaiH 6 Exhaust eht cat 7 Valve 8Jlnng 8 E hauaL 81ve roLntnr cap 9 Intake volvo I ...

Страница 19: ...ckershaftis positioned by locatingpin 1 Fig 35 in shaft 1 which fits in a 7 Bracket 8 Rocker arm 7R 9 Short sprong Fig 35 Exploded view of rocker erm assembly 011 holes H must be towerd valve side end rocker arm must be offset as shown In Fig 36 All brackets have notch N butpin 2 engages notch In third bracket 3 10 Washer II Cotter pin 12 Rocker arm SL 13 Sprlng 14 Rocker arm 7R 15 Br ket 16 Rocke...

Страница 20: ...tallation mesh the single punch marked tooth on crankshaft gear with the double punch marked tooth space on camshaft gear Fig 37 Heating camshaft gear in oil or in an oven to approximately 149 C 300 Fl will facilitate gear installation Remove oil pan and support camshaft in a for ward position while gear is being in stalled to prevent loosening and leakage of camshaft rear plug Tighten the camshaf...

Страница 21: ...e diametertoward top ofpiston The second compression ring should be installed with beveled inside diameter or dot toward top The third compression ring should have expander behind ring and the reliefcut into outside diameter ofringshouldbedown The expander for the bottom oil control ringshould be in stalled first followed by the two rails One rail should have end tap 50 mm 2 inches to leftofexpand...

Страница 22: ... of round more than 0 038 mm 0 0015 inch Renew or straighten crankshaft ifrunout total in dicator reading exceeds 0 076 mm 0 003 inch checked at center main journal Specifications areas f ollows Main Journal Diameter Standard 57 125 57 150 mm 2 249 2 250 in J Main Bearing Clearance 0 013 0 081 mm 0 0005 0 0032 in Wear Limit 0 107 mm 0 0042 in Main Cap Torque 115 129 N m 85 95 ft lbs l Fig 42 Explo...

Страница 23: ...t ohafl 9 Float 10 Ventun IIA liB MatnJel 12 Plug 13 Float chamber 14 Well vent 15 Mom dtocharge 1 1 16 Choke valve RELIEF VALVE All Gasoline Models 45 The plunger type oil pressure relief valve 10 through 14 Fig 42 is located in oil pump body Normal operating oil pressure should be not less than 50 k Pa 7 psi at low idle and 140 205 kPa 20 30 psi at 1800 rpm Reliefvalvesetting i s adjustable by v...

Страница 24: ...nd idle speed ad justments after installation as outlined in paragraph 46 GOVERNOR All Gasoline Models 48 ADJUSTMENT Start engine and be sure ignition is correct Adjust idle 9 Fig 46 Drawlng ofthrottleconrroillnkage typical of ell except Orchard models Refer to text for points of adjustment and to Fig 47 for legend Fig 47 Drawing of throttle linkage typical of Orchard models 4 Throttle rod 5 Foot ...

Страница 25: ...t past hole for locating pin then install the locating pin Drive outer bearing in until it is flush with counter bore for oil seal Drive oil seal into bore wilh lip toward inside until the seal bot toms in counterbore Assemble felt seal shaft and rocker lever into cover then in Rg 49 Theloutlngstoppln canbe driven out with punch as shown Both bearings can be removed from Inner end N The governor b...

Страница 26: ...0 880 0 960 inch Support shaft and press pulley onto shaft until distance B Fig 56 Exploded view ofthe distributor used Gear 20 Is drivenby the teeth ofgearon engine camshaft I Cap 2 Rotor 3 Cover 4 Breaker pomts 6 Conden M r 6 Breaker plate 7 Snop nng 8 Cam assy 9 Spacer 10 Wmghts I I Llghl sprmg 12 Heavy spring 13 Distributor shan 14 Shouldered washer 16 Flat w her 16 Needle bear ng 17 Housmg 18...

Страница 27: ... headlight wires and thread wiring rear ward through the retainer clips Discon nect radiator upper and lower hoses oiI cooler hoses and power steering hoses Disconnect drag links from steering box pitman arms Drive wooden wedges be tween front axle and axle support to pre vent tipping Remove front end weights if so equipped Support front end assembly with a hoist Support tractor Fig 58 0n early pr...

Страница 28: ...s on compression stroke both valves closed Adjust clearances on No 1 2 3 and 5 valves as shown in Fig 61 Turn crankshaft one complete turn until TDC mark i s again aJigned with punch mark then adjust remaining two valves Fig 62 VAL VES AND SEATS All Diesel Models 59 When disassembling cylinder head keep valves in order so they can be installed in their original positions if r eused On some engines...

Страница 29: ...d After renewing valve guides reface valve seats to ensure concentricity of seat to guide Valve guide specifications are as f ollows Valve Guide J D 7 98 8 01 mm 0 3142 0 3155 in Valve Stem O D 7 90 7 92 mm 0 311 0 312 in Stem to Guide Clearance 0 06 0 11 mm 10 0025 0 0045 in l Fig 65 Assembled view of rockerarm assembly Slot S In end of shaft should be toward fronr Fig 66 S ol S In front end of r...

Страница 30: ...ered position while tightening several cover retaining cap screws Removecrankshaft pulley then tighten all cap screws securely Reinstall crankshaft pulley and tighten retainingcap screw to 142 N m 105 ft lbs torque Complete installa tion by reversingthe removal procedure TIMING GEARS All Diesel Models 65 Fig 67 shows a view of timing gear train with cover removed Before attempting to remove any of...

Страница 31: ...ssembly Raise and secure cam followers in their uppermost position Remove fuel lift pump then withdraw camshaft as shown in Fig 70 The camshaft runs in three journal boresmachined directly inengineblock The front and rear camshaft bearings are gravity lubricatedby return oil from the rocker arms The center journal i s pressure lubricated by an external oil line Thecenterjournal in turn meters oil ...

Страница 32: ...lled In the third groove of five ring pistons mustbecorrecl yassembled es described In text chrome plated laminated oil control ring 1b install flrst install the internal expander install the two lower rails spiral ring then the top two rails Stag gerthegapsofthe r ingsegments around the piston The fifth bottom oil control ring is nondirectional and may be in stalled with either side up Piston and...

Страница 33: ...n piston bosses of0 0 mm 0 0 inch interference to 0 01 mm 0 0004 inch clearance The renewable connecting rod bushing must be final sized after instaJlation to provide recommended piston pin operating clearance Be sure hole in bushing is properly aligned with oil hole in top ofconnectingrod when installing new bushing CONNECTING RODS AND BEARINGS All Diesel Models 75 Connecting rod bearings areprec...

Страница 34: ...at retainer half with oil return slot S Fig 77 is toward bottom of engine Tighten the two long cap screws with nuts to 8 N m 6 ft lbs tor que then tighten cap screws to cylinder block and bearingto 16 N m 12 ft lbs Finish by tightening the two long cap screws and nuts to final torque of 16 N m 12 ft lbs All Models So Equipped 78 LIP TYPE SEAL The lip type rear oil seal is contained in a one piece ...

Страница 35: ...g radiator to grille housing and remove the two retaining nuts from underneath front axle support Lift radiator from the tractor Th reinstall reverse tl1e removal procedure 83 THERMOSTAT The thermostat 17 Fig 82 is contained in a housing under the coolant outlet elbow 18 Thermostat should begin to open at 81 84oc 177 183 F and should be ful ly open at 98oc 208 F 84 W A TER PUMP lb remove water pum...

Страница 36: ...cep screw before pressing pulley hub onto shaft BLEEDING FUEL SYSTEM All Models So Equipped 86 lb bleed air from fuel system first make sw efuel shut offvalve is open and move injection pump shut ofT control to Run position Loosen air vent plug 1 Fig 85 in top of filter head then operate liftpump priming leveruntil air free fuel flows from vent Tighten vent plug NOTE It may be necessary to rotate ...

Страница 37: ...least affects the running of engine when its line is loosened Ha faulty nozzle is f ound and considerable time has elapsed since the injectors have been serviced it is recom mended that all nozzles be removed and serviced or that new or reconditioned unitsbe installed Refer to the f ollowing paragraphs for removal and Lest pro cedure 90 REMOVE AND REINSTALL Before loosening any fuel lines thorough...

Страница 38: ... 95 SPRAY PAITERN Ifleakage and pressure are asspecifiedwhentestedas outlined in previous paragrap operate tester handle several times while obser ving spray pattern Four finely atomiz ed conical sprays should emerge from nozzle tip with equal penetration into surrounding atmosphere NOTE Spray pattern Is not symmetrical with centerline of nozzle Up The apparent ly Irregular location of nozzle hole...

Страница 39: ... person nel should never att empt to overhaul a diesel injection pump All Models So Equipped 97 ADJUSTMENT The low idle speed adjusting screw Fig 93 should be adjusted with eng ine warm andrunning to provide the recommended slow idle speed of 725 775 rpm Check to make sure that governor arm con actsthelow 1dle adjustmgscrew and Fig 94 Viewofflywheel 16 BTDCmarke fgned with timing mark of flywheel ...

Страница 40: ... in paragraph 86 ELECTRICAL SYSTEM 100 The electrical system on all models is 12 volt negative grounded system Models MF230 MF235 and MF245 are equipped with Delco Remy alternator and starter motor Models MF240 and MF250 may be equipped with either Lucas or Perkins Hitachi alternator and starter motor Before any electrical system service is performed a thorough check ofcondition ofbattery cable co...

Страница 41: ...sembly 12 must re main with slip ring end frame 16 when unit is separated NOTE When frames are separated brushes will contact rotor shaft at bearing area Brushes MUST be cleaned of lubricant If they are to be reused Clamp the ironrotor 13 in a protected vise only tight enough to permit loosen ingofpulley nut 1 Rotor endframe can be separated after pulley and fan are removed Check bearing surface o...

Страница 42: ...t seal with SAE 20 oil and install seal Reassemble alternator by reversing the disassembly procedure Removewire retaining the brushes after end frames are bolted together Tighten pulley nut to a torque of 68 N m 50 ft lbs Models MF240 MF250 With Lucas Alternator 103 TESTING lb check alternator wiring harness continuity disconnect wiring connections from alternator and turn start switch to auxiliar...

Страница 43: ... stator frame and each lead wire A low readmg would m dicate a grounded circuit Connect tester leads successively between each pair of stator leads A high reading would in dicate an open circuit Reassemble alternator by reversing the disassembly procedure Be sure to align match marks on housings made prio1 to disassembly Models MF240 MF250 With Perkins Alternator 105 TESTING Th check alternator ou...

Страница 44: ...for specifications 19 Paragraph 106 Cont tester lead connections Thst lamp should light or ohmmeter should indicate con tinuity in one direction only Ifcontinui ty is indicated in both directions or if there is no continuity in either direction diode is defective and rectifier assembly must be renewed Check rotor field winding for open cir cuit by connecting test lamp or ohm meter leads to each of...

Страница 45: ... and 1 114458 Refer Lo Fig 110 for exploded view of typical Delco Remy starting motor Starter dr ive pinion clearance is nol ad Fig 111 ElCploded view of typical Lucas starting motor used on some MF240 and MF250 tractors I Solenoid 2 Plunger uay 8 Duot aeal 4 Shin lever 6 End cover 46 6 Bnah 7 8ruah holder spnnp 8 8UJhlng 9 Armature brake uay 10 BrUJh 1 1 Fteld coil body 12 Armalure 13 Drive ptnio...

Страница 46: ...240 MF250 110 Clutch pedal free travel CF Fig 113 is measured between top of clutch pedal shaft 4 and bottom of footrest spacer 3 Free travel should be 11 mm 7 16 inch Ifincorrect loosen clamp bolt 2 then insert a punch into hole of release shaft 1 and rotate shaft until clutch release bearing contacts clutch levers resistance i s felt Move pedal un til desired free travel is obtained then tighten...

Страница 47: ...lutch assembly Air ring Is not used on later models Fig 118 Exploded view of typicaldual clutch assembly Airring 5 Isnotusedonlater models I Ptn 2 Cou r pm 3 Llnk ptn 4 L10k 6 A1r nng 6 J ranontDIOn dlJC 7 Pnau plau 8 l knut 9 lnaulaltngwa her 10 Clutch apnna 22 21 20 1 ni 19 1 8 17 MASSEY FERGUSON 116 andtighten nutstocompress clutch springs Three inch UNC cap screws that are 2 18 inches 54 mm lo...

Страница 48: ...paragraph 112 and separate engine from transmission Punch mark the clutch cover pressure plate and flywheel so original balance can be maintajned when reassembling Loosen pressure plate retaining screws evenly to prevent warping the clutch cover Install clutch driven disc with side marked FLYWHEEL SIDE toward flywheel The center hub will be riveted to front side ofclutch disc center Use a suitable...

Страница 49: ...0 Ib remove shifter raiIs and f orks first remove transmission top cover and detach transmission housing from dif F1g 123 V ofpl r ry nbly Mr l don f Hroftrarwnla oncaN eut y ctlonol pfele 41 ehould on low rrlflhl h ndekH u ehown Capecrew S ehould lner l dwithout lockwNh r Refer to Fig 124 for leg nd Fig 124 Exploded view of plenelary assembly of housing Remove shift rail interlock plate 16 from r...

Страница 50: ...af 26 2nd 3rd cnr 27 Snap nnl 211 ll ormR 60 Cover 61 o rong 52 Snap nn t 53 Snap nn 54 Wa her 55 Be rmg 56 Reuuner hou n IJ 57 GaokeL 58 Snap ron 9 Pto dnH go llt 60 Pto lower huft 61 Snop nn 62 Countcn hnft drt t uear 63 Beanng 64 Countershnft 65 B annK 66 Snup ron 67 3rd eur 68 2nd ge 69 l anng 70 Snup nng Fig 125 Top view of six speedtransmissionassembly with shiftrallsremoved Refer to Fig 126...

Страница 51: ...etainer 56 with bear ing over shaft Use a suitable spacer tube washer and boltthreaded into front end of shaft to pull pto shaft into the MASSEY FERGUSON front bearing until washer 54 and snap ring 53 can be installed at f ront of shaft Install front cover apply nonhardeningsealertothreadsofretain ingcapscrewsand tighten to54 61 N m 40 45 ft lbs torque COUNTERSHAFT All Models So Equipped 126 1b re...

Страница 52: ...ush Position front plate 31 on ring gear 32 with oil grooves toward inside In stall shim 30 with slots on shim and front plate aligned and towardtop when assembled to rear ofcase Tap into posi tion on rear case to be sure dowels are f ully into case Use a light coat of petroleum jelly to hold thrust washer 34 to the front of carrier 40 making sure tangs on washer engage notches of carrier Insertca...

Страница 53: ...ran unlalon 1nput ahal 54 11 l hrua wuber 12 ar IS Snap ring 14 Bearing 16 Spacer 16 Bearing 17 Mainahal 18 9 r 20 Snap rina 21 Bearing 60 Cov r 61 0 ring 52 Snap ring 63 Wuher S Snap ring 55 Bearing 66 Reta iMr 67 Gaaket 68 Snap ring 69 Pto gear 80 Pto lower ohal 80 l hruat waaher 81 Spaoer 82 Needle rollera 83 Waaher 84 Reveroe idler gear 86 Spacer 86 Idler lhal 87 Re iner clip MASSEY FERGUSON s...

Страница 54: ...n when nste 1 ng rear bearing onto shaft Fig 134 Usea dummy shaft D to hold needle rollers In placeIn Idler when removing and Installing reverse Idler gearassembly Refer to text 80 Thrust wosh ro 84 Reverr e adler 11ear 85 Spacer 86 Idler shof transmission housing after removingthe mainshaft 17 and gears as outlined in paragraph 132 The idler shaft is retained in housing by a clip 87 and cap screw...

Страница 55: ...ig 136 facing toward the interlock p1n and Oats toward top Be su e set screws engage detent in shift ail tighten screws and safety wire all set screws In stall theshift rail lock with interlock pin Fig 136 Spacer should be on longer screw at left as shown Tighten both screws to 41 47 N m C30 35 ft lbs torque PLANETARY UNIT All Models So Equipped 138 To remove planetary unll ll IS necessary to remo...

Страница 56: ...graph 127 as a general guide Remove shifter rails and f orks as out lined in paragraph 137 Remove brake cross shaft and clutch release beanng and f ork from front of transmission housing Move pto lower shaft rearward to per mit pto constant mesh gear C69l to drop to bottom oftransmi ssion case as f ollows Remove cover 60 from front ofhousing then remove snap ringC63l ft om front of pto shafl Threa...

Страница 57: ...ll Models So Equipped 141 Ib remove reverse idler gear 4 8 Fig 141 f irSt remove pto input shaft and transmission input shaft asoutlined in paragraph 140 Remove oil trough 30 from front of mainshaft The right hand clutch release fork shaft Fig 142 can be used as a dummy shaft to remove and install idler gear and shaft A dummy shaftcan also bemadefrom hard plastic wood or steel bar stock 25 mm 1 in...

Страница 58: ...45 modelsmay be equipped with a Multi Power transmis sion The Multi Power transmission is a gear change transmission with six for ward speeds and two reverse speeds which is additionally equipped with a hydraulically operated high low range unit which may be shifted while tractor is moving under load Many ofthe serv ice procedures and some parts may be similar to six or eight speed transmis sions ...

Страница 59: ...ipped When detaching control valve from re tainer note that left front mounting screw is sealed with a copper washer Make sure this washer is reinstalled in the correct location when unit is reassembled Use a new gasket 2 Fig 145 when reinstalling valve Make sure the long cap screw with copper sealing washer is installed in the correct hole and tighten all screws evenly to a torque of 4 1 5 4 N m ...

Страница 60: ...ting bolt hole 1 Frnnt shim 2 Front plate 3 Ring gear 4 Dowel 6 Thrust washer 7 Planet carrier 8 Pinion shan 9 Thrust washer 10 Pinion 11 Spacer washer 12 Needle rollert 13 Rear plate 14 Sbin coupler housing using paragraph 145 as a general guide Remove the planetary shift fork and coupling 14 Fig 147 from rear of transmission case Remove the four retaining screws and withdraw rear cover 13 reru t...

Страница 61: ...itioned with smaller gear facingf orward and that first reverse gear 13 is positioned with shift f ork groove towards the rear Insert a spacer between front bearing and wall of transmission case Fig 150 then tap rear of main shaft with a soft hammer until bearing is seated against shoulder ofshaft Com Fig 149 Prymalnshaft rear ward to free front bearing from housing bore Fig 150 lnsert a spacer be...

Страница 62: ...n in Fig 152 Make certain that return spr ings contact only the fir st plate then install retainer 3 Fig 151 and snap ring 2 Fig 152 Cross sectlonal view of Multi Power clutch showing recommended method of as mbly Refer to text 8 Bleed hole L Urove IURIon tlutch 0 Clutch dii C pl t To reinstall clutch unit and input shaft reverse the removal procedure PTO LOWER SHAFT AND DRIVE GEAR All Models So E...

Страница 63: ...differential housing after removing the rear axle housing assembly from left hand side of tractor as outlined in paragraph 165 or 167 lb disassemble the removed differen tial unit first scribe alignment marks on both halves ofdiff erential case to en sure correct reassembly Pull bearing cone 7 Fig 155 off differential lock coupler cap 8 then remove cap screws retaining coupler cap Remove coupler c...

Страница 64: ...ase to the right axle The differential and both drive wheels then rotate together as a unit As soon as contact is made by the coupler dogs the pressure wlll keep the differential lock engaged and foot pedal may be released When ground traction on both drive wheels again becomes equal coupler dog con tact pressure will be relieved and the coupler will automatically disengage 161 ADJUSTMENT On all e...

Страница 65: ...ferential car rier bearing preload If necessary before reinstalling bevel pinion gear Refer to paragraph 159 When reinstalling be l pinion gear make certain that the locating pin 24 MASSEY FERGUSON is aligned before pressing r etainer into place Tighten retainer cap screws to 108 N m 80 ft Ibs torque Complete in stallation by reversingthe removal pro cedure 164 OVERHAUL Ib disassemble bevel pinion...

Страница 66: ... remove planetary assembly suitably support rear of tracto and drain oil from finaldriveplanetary hous ing Remove the wheel and tire and the f ender Securely apply parking brake to hold brake discs in alignment in case a x le shaft i s pulled outward Scribe a mark across outer housing 21 Fig 160 ring gear 8 and axle housing 1 to ensure correct alignment when reassembling Remove retaining stud nuts...

Страница 67: ...al pad Lat ch brake pedals together then check for uneven brake application If necessary loosen brake adjuster on s1de that is tight until brakes apply evenly 172 OVERHAUL The brake drum 0 Fig 162 can beremoved afterremov Fig 162 E tp oded view of shoe and drum type brekes usedonallmodels exceptOr chard models and MF250 models Pedals cross shaft andoperatingrodsarasimilar to type shown In Fig 163 ...

Страница 68: ...and remaining discs and plates are in stalledondifferential sideofactuator Be sure that lip of rubber boot 4 is seated correctly in groove ofactuator rod 3 and that garter spring is in proper position Adjustbrakesas outlined in paragraph 173 POWER TAKE OFF LIVE OUTPUT SHAFT All Models So Equipped 175 Th remove pto output shaft 11 Fig 165 first drain oil from dif f erential housing Remove pto shiel...

Страница 69: ...Withdraw shaft rear bearing and seal assembly rearward from housing Inspect all parts and renew as necessary Renewal offront needle bear ing 7 requires splitting tractor and removing pto clutch assembly as out lined in paragraph 180 70 Ib reinstall reverse the removal pro cedure Lubricate oil seal lip and 0 ring before installing PTO CLUTCH UNIT All Models So Equipped 180 REMOVE AND REINSTALL Ib r...

Страница 70: ...ing Paragraph 1 82 lb reassemble install piston with new seal rings into housing As an aid in in stalling piston three or f our pieces of4 mm 3 16 inch diameter rod Fig 170 can be inserted into clutch housing to serve as alignment guides for piston Place drive hub in housing then alter nately install drive plates wave springs and friction discs making sw e that a drive plate is installed first aga...

Страница 71: ...ove lift system pump and i s drivenby a gear train mounted to front of pumps RESERVOIR AND FILTER All Models 185 The transmission diff erential lubricant is the operating fluid for the hydraulic system Recommended fluid is Massey Ferguson Permatran III Oil MASSEY FERGUSON Manufacturer recommends renewing hydraulic oil after every 500 hours of operation or annually whichever comes first The hydraul...

Страница 72: ...nect 35000 kPa 5000 psi pressure gage 1 to port 3 I Pre1 811Te g age 2 Hose 3 Test port 4 Response control lever 5 Oil level dipstick 6 Inner quadrAnt Levt l 7 Transport S Lo p 8 Draft control lever 188 TRANSPORT STOP lb check transport stop adjustment proceed as f ollows Run engine at 1000 rpm and Fig 174 VIew of hydfllullc lift cover with mounted dashpot 1 andpressure con trol system l Otuhpot 2...

Страница 73: ...lift Jinksdo notreach transport position or if maximum system pressure is ob t ained refer to appropriate paragraph 195 or 202 for ad justment procedures 191 MASTER CONTROL SPRING SENSITIVITY Tocheck sensitivity of control spring first attach a fully mounted implement to lower links and top link Place inner quadrant lever 6 Fig 176 in TRANSPORT Operate engine at low rpm and move draft control leve...

Страница 74: ... play of lift arms should be the least possible while still permitting free movement and is a ljusted by cap screws securing lift arms to shaft Check control spring adjustment as outlined in paragraph 194 and adjust if necessary Set initial position of transport stop and lever friction as described in paragraph 187 Connect a 35000 kPa 5000 psi pressure gage to port in lift cover as shown in Fig 17...

Страница 75: ...arward into CONSTANT PUMPING and note pressure gage reading Ifpressure is not within 17240 17930 kPa 2500 2600 psi move inner lever fully down and acljust pressure control valve tube accessible through response cover opening Turn tube clockwise to increase or counterclockwise to decrease pressure to recommended setting When pressure is within limits lurn pressurecontrol acijusting screw 5 Fig 181 ...

Страница 76: ...tlined in paragraph 187 Attach an implement or weight ofap proximately 400 Kg 900 pounds to lift arms Temporarily reinstall response control side cover then run engine and Fig 187 Access to Internal linkage adjustment points Is obtained throughresponsecontrol cover opening 011 should be et level of hole 5 I 0 1aphragm ad Justmg ocrew 2 Oiaphrogm lever 3 1 oponee volve lever 4 Verucol levtr raise a...

Страница 77: ...d lines are separated If separation is not within range of 3 2 3 9 mm l 8 5 32 inch loosencap screws secur ing quadrant and move inner quadrant only to obtain cor rect setting 205 DRAFT CONTROL To adjust draft control disconnectthetoplink but leave implement or weights attached to lower links Run engine at low speed place inner quadrant lever at TRANSPORT and movedraftcontrol lever downward on qua...

Страница 78: ...34 Stop ocrcw 35 Oral control rod 36 Roller 37 Oral oontro1 lever 38 Return spnng 39 Position a ljwning screw 40 Posit1on control lever 41 P ivot yoke 42 Spnngs 43 Vertical lever 44 A iUI ting screws 45 Pressure control lever 46 Pre88ure control a justing rod 47 Support bracket 48 Draft a ljusting bolt 49 0 ring 50 Waaher 51 Pre88urecontrol valve 52 Diaphragm a uy 53 Dashpot Paragraphs 208 209 qua...

Страница 79: ...tlol 6 Plunger 7 Cutde 8 at 9 Bod 20 10 Val II Spronw 12 Snop nn11 1 3 w hcr H Spring 16 o rang l6 Ball 17 Boekup wn hor 18 0 rani 19 18 _11 Fig 195 Draft responn dashpot control cover and usocleted parts 80 J Control CO tr 2 Rc pon lt lfr 3 i ort plu11 4 S1de covt r 5 Sprln 8 O ran ro pun cam 7 Snep TlnK 8 Plun o r bu h ng 9 Spron11 10 Olt hpot p wn II Spnn11 12 Cu clt 13 Oa hpot 14 Spnna 15 Reop...

Страница 80: ...d 4 Vertical lever 5 Draft control com 6 Draft control rod 7 Position control cam 8 urc control lever 9 PreMurc control ot usllng tube enough to free the position control lever Attach a spring scale to vertical lever and apply 1 4 Kg 3 pounds of pull against lever while checking clearance between lever and dashpot plunger Turn draft adjusting bolt 5 if necessary to provide correct clearance of0 0 ...

Страница 81: ...ed from Fig 207 0n pressure control models be sure MASSEY FERGUSON mounting bracket Unbolt and remove seat support with auxiliary valve and return fllter if so equipped as a unit Fig 204 Remove transfer cap 4 Fig 205 and response control side cover then withdraw standpipe before remov ing lift cover Remove cover attaching capscrews install guide studs then lift the cover from center housing When r...

Страница 82: ... ram 40 Oral control com 41 Sprong 42 Draft control rod 43 S p ICI f 50 L1nk 51 Block au Fig 214 VIew of control llnlcllgelnstelledIn liftcover Pressure control model Is shown P P ovot pon 29 Nut 32 Vertocal lever 34 Sprongs 36 Poottton acljustong ICI W 50 Pressure control lever Fig 215 VIew of position control linkage Pin P r telns control quadrant In lift cover 36 AdjustJng IO eW 37 Poa1llon con...

Страница 83: ...nd6089 bushings Invert the lift cover in a fixture or on a bench Block up the cover as necessary so rockshaft can be moved to the normal raised TRANSPORT position Check and adjust master control spring 12 Fig 209 as outlined in paragraph 201 Make certain draft control rod does not contact spring plunger 8 when ad justing master control spring 219 DRAFT CONTROL ROD To ad just draft control rod 42 F...

Страница 84: ...e above and below the block Note that it will not be necessary to move the adjusting screw if system pressure was satisfactory prior to disassembly and screw setting has not been distw bed On Models with pressure control be sure pressure control lever 1 Fig 227 iscorrectly installed on pivot pin 2 and rests against quadrant cam MAIN HYDRAULIC PUMP Models Without Pump Mounted Servo Valve 223 REMOVE...

Страница 85: ... axJe center housing 4 NOTE On some models with auxiliary hydraulic system It Is necessaryto reposi tion pump and remove elbow from top of pump before pump assembly can be withdrawn Fig 229 The gear train mounting plates serve as pump support Referto Fig 230 Gear train must be disassembled to remove pump Idler gear 9 contains 22 loose needle bearings 10 Gear backlash is notadjustable renew partsco...

Страница 86: ...ingthe following special instructions Use a suitable ring compressor when installing valve chambers onto pistons as shown in Fig 233 Be sure chamfered corners C of Fig 236 Exploded view of auxiliary pump drive gear train and associated parts L Len side cover P lpLO clut h valve I Mam hydrouhc pump 2 Auxiliary pump 3 Snap ring 4 Idler shafi 5 Mounting bracket 6 Pump gear 7 Snap ring 8 Thrust washer...

Страница 87: ...lly slide piston yokes 14 valve chambers 19 cam blocks 16 and 21 and camshaft 18 away from rear body 11 Pull valve spool sleeve from rear body Fig 237 E IIploded viewof main hydraulicpump Thrust washers 13 are not usedon early produc I Control lever 2 Rear cover pletAl 3 Nooreturn o1ve 4 GMket 5 lnteke housing 6 GOAket 7 F1l r olement 8 Onnc e bushing 88 9 Response control lever 10 Servo valve 11M...

Страница 88: ...8 Spacer 19 Wuhor 20 0 nnll 21 Snap nn11 22 Washer 23 P10 24 Valve IJIOOI 25 Valve ol V 26 Washer 27 0 rinK 28 Sprmg 29 Snop rin11 30 Collar 31 0 nng 32 Rod Fig 241 Exploded view of Intake housing and related parts Servo valve SV Is at tached to rear body 33 by nut N 1 Seal 2 Reuuner 3 Sprmg 4 Cap 5 Snap r1ng 6 Gasket 7 Snop nng 8 Wosher 9 0 ring 10 Valve 11 R1nll 12 Pon 13 Buah1ng 14 Spring 15 Ba...

Страница 89: ...r wear or damage All parts except pump body are available for renewal Pump gears 5 and 6 must be renewed as a matched set To reassemble reverse the disassem bly procedure Be sure relieved edge of pressure plate 3 is towards outlet side of pump and smooth side is away from gears Tighten cover retaining cap screws evenly to 27 N m 20 ft lbs torque Safety relief valve is set to open at 4480 5170 kPa ...

Страница 90: ...valve adjustmg screw 24 should not have been turned duringdisassembly However ifparts of relief valve were renewed it will be necessary to readjust valve setting after pump is reinstalled Hydraulic lift cover must be removed to gain access to relief valve adjusting screw Maximum system pressure should be 15860 17925 kPa 2300 2600 psi AUXILIARY VALVE All Models Except MF250 235 OVERHAUL To disassem...

Страница 91: ...ofdetent and returns to neutral Handle should kick out of detent when pressure is be tween 13100 14480 kPa 1900 2100 psi MASSEY FERGUSON If handle kicks out before pressure reaches 13100 kPa 1900 psi shut off engine and operate control valve handle to relieve any trapped pressure Remove 4 snap ring 16 and end plug 16 then turn regulatorvalve adjustingscrew 17 inward to increase kick out pressure N...

Страница 92: ...fthread lock ing compound to threads ofscrew before installing Check and adjust spool detent kick out pressure as outlined in paragraph 238 238 ADJUSTMENT To set valve spool detent kick out pressure con nect a suitable flow meter to auxiliary valve rear couplers Operate engine at 1000 rpm and place control valve han die in lift position Slowly close flow Paragraphs 237 239 meter restrictor valve a...

Страница 93: ...T Fig 249 Wirlng diagram showing differences for models with dished fenders Refe to Fig 247 or Fig 248 for general wiring diagrams I H I GH BEAM I N D I CATOR L I GHT P r ALTE RNATOR I N D I CATOR L I GHT ALTE RNATOR LH FRONT H I GH BEAM m HORN B Black Bl Blue 94 Br Br REAR WORKLAMP LH FLASHE R RH Br Brown G Green Br L I GHT SW I TCH w Or AU X SOC KET OPT I ONA L G Br Q Br REAR L I GHT LH G Or Or ...

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