Textron Jacobsen TR3 User manual

WARNING:Ifincorrectlyusedthismachinecancausesevere
injury. Those who use and maintain this machine should be
trained in its proper use, warned of its dangers and should
read the entire manual before attempting to set up, operate,
adjust or service the machine.
FITTING INSTRUCTIONS
RJ 100 / 06 2005
24764G-GB(rev.0)
TR3 - Front Lift Arm Field Kit LMAC187
For:
Series: EJ - Engine type: Kubota D1105-E
Productcode:TR30001

2

GB-3
JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
1 CONTENTS
CONTENTS PAGE
2 SAFETYINSTRUCTIONS
2.1 OPERATINGINSTRUCTIONS ..................................................................................... 4
2.2 SAFETYSIGNS .......................................................................................................... 4
2.3 STARTINGTHEENGINE ............................................................................................. 4
2.4 DRIVINGTHEMACHINE ............................................................................................ 4
2.5 TRANSPORTING........................................................................................................ 4
2.6 LEAVINGTHEDRIVINGPOSITION ............................................................................ 4
2.7 SLOPES ..................................................................................................................... 4
2.8 BLOCKEDCUTTINGCYLINDERS .............................................................................. 5
2.9 ADJUSTMENTS,LUBRICATIONANDMAINTENANCE ............................................... 5
3 PREPARATION
3.1 PREPARATION ........................................................................................................... 6
4 FRONTLH LIFTARM
4.1 REMOVECUTTINGUNIT FROMLIFTARM ............................................................... 7
4.2 DISCONNECTLIFTRAMFROMLIFTARM ............................................................... 7
4.3 REMOVELIFTARMFROMFRONTAXLE.................................................................. 7
4.4 ASSEMBLENEWLIFTARMTOFRONTAXLE .......................................................... 8
4.5 RECONNECTLIFTRAMTO LIFTARM ..................................................................... 8
4.6 ASSEMBLECUTTINGUNITTOLIFTARM ................................................................ 9
5 FRONTRHLIFTARM
5.1 UPDATERHLIFTARM ............................................................................................. 10
5.2 FRONTRUBBERBUMPSTOPS ................................................................................ 11
6 PARTSLIST ............................................................................................................. 12

GB-4
JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
This safety symbol indicates important safety
messages in this manual. When you see this
symbol, be alert to the possibility of injury, carefully
readthemessagethatfollows,andinformother
operators.
2.1 OPERATINGINSTRUCTIONS
• Ensure that the instructions in this book
arereadandfullyunderstood.
• Nopersonshouldbeallowedtooperate
this machine unless they are fully
acquainted with all the controls and the
safetyprocedures.
• Neverallowchildrenorpeopleunfamiliar
with these instructions to use this
machine. Local regulations may restrict
theage oftheoperator.
2.2 SAFETYSIGNS
• It is essential all safety labels are kept
legible, if they are missing or illegible they
must be replaced. If any part of the
machine is replaced and it originally
carried a safety label, a new label must be
affixedto the replacementpart. New
safetylabelsareobtainablefrom
Ransomesdealers.
2.3 STARTINGTHEENGINE
• Before starting the engine check that the
brakesareapplied,drivesareinneutral,
guards are in position and intact, and
bystandersare clear of the machine.
• Do not run the engine in a building without
adequateventilation.
2.4 DRIVINGTHEMACHINE
• Beforemovingthemachine,checkto
ensure that all parts are in good working
order,payingparticularattentionto
brakes, tyres, steering and the security of
cuttingblades.
• Replace faulty silencers, mow only in
daylightor good artificial light
• AlwaysobservetheHighwayCodebothon
andoffthe roads. Keepalertand aware at
all times. Watch out for traffic when
crossingornearroadways.
• Stoptheblades rotating before crossing
surfacesotherthangrass.
• Rememberthatsomepeoplearedeafor
blind and that children and animals can be
unpredictable.
• Keeptravellingspeedslowenoughforan
emergencystoptobeeffective and safe at
2 SAFETY INSTRUCTIONS
all times, in any conditions.
• Removeoravoidobstructionsintheareato
be cut, thus reducing the possibility of injury
toyourselfand/orbystanders.
• Whenreversing,take special caretoensure
that the area behind is clear of obstructions
and/orbystanders. DONOTcarry
passengers.
• Keep in mind that the operator or user is
responsibleforaccidentsorhazards
occurringtootherpeopleortheirproperty.
• When the machine is to be parked, stored
orleftunattended, lower thecutting means
unless the transport locks are being used.
• Whilemowing,always wear substantial
footwearand longtrousers. Donotoperate
theequipmentwhenbarefootorwearing
opensandals.
• Checkthe grasscatcherfrequentlyforwear
ordeterioration. Afterstrikingaforeign
objectInspectthelawnmowerfordamage
andmakerepairsbeforerestartingand
operatingtheequipment.
• Ifthemachinestartstovibrate abnormally,
check immediately.
2.5 TRANSPORTING
• Ensure that the cutting units are securely
fastened in the transport position. Do not
transportwith cutting mechanismrotating.
• Drivethemachinewithdueconsiderationof
roadandsurfaceconditions,inclinesand
localundulations.
2.6 LEAVINGTHEDRIVINGPOSITION
• Parkthemachineonlevelground.
• Beforeleavingthedrivingposition,stopthe
engineandmake sure allmovingpartsare
stationary. Apply brakes and disengage all
drives.Removethestarterkey.
2.7 SLOPES
TAKEEXTRACAREWHENWORKINGON
SLOPES
• Localundulationsand sinkagewillchange
thegeneralslope.Avoidgroundconditions
which can cause the machine to slide.
• Keep machine speeds low on slopes and
duringtightturns.
• Remember there is no such thing as a
“safe”slope.
• Travelongrassslopesrequiresparticular
care.

GB-5
JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
2.8 BLOCKEDCUTTINGCYLINDERS
• Stoptheengine and makesure all moving
partsare stationary.
• Applybrakesanddisengagealldrives.
• Release blockages with care. Keep all parts
of the body away from the cutting edge.
Bewareofenergyinthedrivewhichcan
causerotation when the blockage isreleased.
• Keepother people away from the cutting units
as rotation of one cylinder can cause the
others to rotate.
2.9 ADJUSTMENTS,LUBRICATIONAND
MAINTENANCE
• Stoptheengine and makesure all moving
partsare stationary.
• Applybrakesanddisengagealldrives.
• Readalltheappropriateservicinginstructions.
• Use only the replacement parts supplied by
theoriginalmanufacturer.
• When adjusting the cutting cylinders take
carenot to get hands andfeet trapped when
rotatingcylinders.
• Makesure that other people are not touching
any cutting units, as rotation of one cylinder
can cause the others to rotate.
• Toreducethe fire hazard,keeptheengine,
silencerandbatterycompartmentsfreeof
grass,leavesorexcessivegrease.
• Replacewornordamagedpartsforsafety.
• Whenworkingunderneathliftedpartsor
machines,makesureadequatesupportIs
provided.
• Do not dismantle the machine without
releasingorrestrainingforceswhichcan
causeparts to movesuddenly.
DANGER-Indicatesanimminentlyhazardous
situation which, if not avoided, WILL result in death
orserious injury.
WARNING-Indicatesapotentiallyhazardous
situationwhich,ifnot avoided, COULD resultin
deathor serious injury.
CAUTION-Indicatesapotentiallyhazardous
situationwhich, if not avoided, MAY result in minor
ormoderate injury and property damage. It may
also be used to alert against unsafe practices.
2 SAFETY INSTRUCTIONS

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JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
3 PREPARATION
3.1 PREPARATION
CAUTION:Readthetractor’smanualand
become familiar with the tractor, the controls and
properuseoftheequipment.
Stayalert forpotential hazardsand followall
safetyprecautions. Read all instructions
completelyand makesure youunderstand them
beforeproceedingwiththeassembly
1. Park the tractor on a flat and level surface,
fullylower the implements to theground,
engageparkingbrake,stoptheengineand
removekeyfromignitionswitch.
a. Waitfor all movement tostopbefore
making any adjustments or
modifications.
b. Take this opportunity to thoroughly
inspecttheequipmentandperformother
maintenance.
The“Right” and “Left”,“Front” and “Rear” of the
machineare referenced from the operator’sright and
left when seated in the operator’s seat facing the
directionofforwardtravel.
3.2 IMPORTANTNOTES
1. It is not necessary to break any hydraulic
connections when fitting this field kit.
2. Fitting this kit ensures mowers stay parallel
tothe ground whenlifting. Thisimproves
groundclearence.

GB-7
JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
4.1 REMOVECUTTINGUNITFROMLIFTARM
1. Remove M10 x 65 Hex Head Bolts (B), M10
Plain Washers (C) and M10 Nyloc Nuts (D)
from Lift Arm (A) Clamp Block.
2. DetachCuttingUnitandPivotShaft(E)from
Lift Arm (A) Clamp Block.
3. RemovePivotShaft(E)fromCuttingUnit
Yoke.
4. DisassembleClampCollar(F)andhardware
(GandH).Retainforfutureuse.
4 FRONT LH LIFT ARM
4.2 DISCONNECTLIFTRAMFROMLIFTARM
1. RemoveRam Pin (B) fromLiftArm(A).
2. Retain Ram Limiter (C), Ram Pin (B) and all
hardware(D, E andF)forfutureuse.
3. Discard old Ram.Disconnect the hoses to
the Lift Ram, plug both Ram ports and hose
ends. Trace the hose to the lower ram port
andremoveitfromthemachine.
4.3 REMOVELIFTARMFROMFRONTAXLE
1. Remove M8 x 25 Hex Head Screw (B), M8
Plain Washers (C) and M8 Nyloc Nut (D)
fromLiftArmPivot Pin (E). Retainforfuture
use.
2. RemoveLiftArmPivotPin(E)fromFront
Axle (Z) / Lift Arm (A). Retain for future use.
3. RemoveLiftArm(A) fromFrontAxle(Z).
RetainNylonWashers(F)forfutureuse.

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JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
4.4 ASSEMBLENEWLIFTARMTOFRONT
AXLE
1. Smear bore of new Lift Arm (A) bushes with
ShellDarinaR2grease(orequivalent).
2. Cleansurface of Lift Arm Pivot Pin (E)
(removedinStep4.3.2)toremoveold
greaseresidue.
3. Smear surface of Lift Arm Pivot Pin (E) with
ShellDarinaR2grease(orequivalent).
4. Fit new Lift Arm (A) to Front Axle (Z) fitting
Nylon Washers (F) between the Front Axle
(Z) Plates and the Lift Arm (A) Pivot
Housing.
5. Align holes in Lift Arm (A), Nylon Washers
(F)and Front Axle(Z).
6. Fit Lift Arm Pivot Pin (E) through Front Axle
(Z), Nylon Washers (F) and Lift Arm (A)
PivotHousing.
Note - Lift Arm Pivot Pin (E) is assembled
so that the flange plate is on the outside of
themachine.
7. Align hole in Lift Arm Pivot Pin (E) Flange
Plate with hole in Front Axle (Z) Plate.
8. Reassemblehardware(B,CandD)
(removedin Step 4.3.1) to LiftArm Pivot Pin
(E)and Front Axle (Z).
4 FRONT LH LIFT ARM
4.5 RECONNECTLIFTRAMTOLIFTARM
(Using new Ram in Update Kit)
1. Fit Ram Limiter (C) to Lift Ram (Y).
2. Align holes in Lift Ram (Y) and Lift Arm (A).
3. CleansurfaceofRamPin(B)(removedin
Step4.2.1)toremoveoldgreaseresidue.
4. Smear surface of Ram Pin (B) with Shell
DarinaR2grease(orequivalent).
Note - Ram Pin (B) is assembled so that
the flange plate is on the inside of the Lift
Arm (A).

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JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
4.5 CONTINUED
5. Align holes in Ram Pin (B) with slot in Lift
Arm (A) Plate.
6. Reassemblehardware(D,EandF)removed
in Step 4.2.1 to Ram Pin and Lift Arm.
7. Whenre-connectingramtohydraulic
systemuse newhoseprovidedforthelower
port chassis end.
4.6 ASSEMBLECUTTINGUNITTOLIFTARM
1. AssembleClampCollar(F)removedinStep
4.1.4 to new Pivot Shaft (E).
2. Alignholes inClamp Collar (F)and Pivot
Shaft(E).
3. Reassemblehardware(GandH)removedin
Step 4.1.4
4. Smearsurface ofPivot Shaft (E)withShell
DarinaR2grease(orequivalent).
5. Fit Pivot Shaft (E) to Cutting Unit Yoke so
that the Clamp Collar (F) is at the front of
the Cutting Unit.
6. AssembleThrust Washer (J)to Pivot Shaft
(E) so that on assembly it will be located
between the Lift Arm (A) and the Yoke Pivot
Housing.
7. Assemble Cutting Unit and Pivot Shaft (E) to
the Lift Arm (A) Clamp Block.
8. Reassemblehardware(B,CandD)removed
in Step 4.1.1 to Lift Arm (A) Clamp Block
andtightensecurely.
(Torqueto 51Nm– 37.6lbf.ft–451.4lbf.in)
4 FRONT LH LIFT ARM

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JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
5.1 UPDATERHLIFTARM
1. RepeataboveprocedureforFrontRHLift
Arm.
5 FRONT RH LIFT ARM

GB-11
JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
5.2 FRONTRUBBERBUMPSTOPS
1. Fit the self adhesive rubber pads to the top
decks of the front two units in the positions
shownbelow.

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JACOBSEN TR3
FRONT LIFT ARM FIELD KIT
FITTING INSTRUCTIONS
6 PARTS LIST
ITEM PARTNo DESCRIPTION QTY REMARKS
1 LMSE192 Lift Arm, Front LH 1
2 LMSE193 Lift Arm, Front RH 1
3 4138556 Shaft-Pivot 2
4 450035 Bolt-Hex M10 x 65 4
5 450391 Wshr-M10 x 21 x 2.2 4
6 450379 Nut-HexM10Nyloc 4
7 4139763 Wshr-29.5 x 43 x 4 2
* 4140685 RubberBumpStop 2

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high-quality product support.
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EnglishCompanyRegistrationNo.1070731
www.ransomesjacobsen.com
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