operators_manual

VEHICLERECOVERYANDSPRINGBRAKES
RecoveryProcedure
1.Reviewandunderstandallthe
cautionsandwarningsofthis
section,seeVehicleRecovery
Guidelinesonpage2-15.
2.Installtherecoveryhitches,see
RecoveryHitchInstallationon
page2-18.
3.Disconnectthedriveaxleshafts
andcovertheopenhubs.This
isnecessarybecauseifthe
transmissionisdrivenbythe
driveshaft(rearwheelsonthe
ground),nolubricantwillreach
thegearsandbearings,causing
damagetothetransmission.
4.Installtherecoveryriggingusinga
safetychainsystem,seeRecovery
Riggingonpage2-21.
5.Makesuretherecoveredvehicle's
parkingbrakesarereleased.
6.Ifyoudesiretousetherecovered
vehicle’sbrakes,ensurethat
thevehicle’sairsystemis
connectedtothatoftherecovery
vehicle.Ensurethatanyairline
thathasbeenremovedfroma
driver-controlledmaindifferential
lockisrmlycappedtoprevent
lossofairpressurefromthe
recoveryvehicleifitissupplying
airpressure.
Ifyoudon’tdesiretousethe
recoveredvehicle’sbrakes,
ensurethatyoucagethespring
brakesbeforeattemptingtomove
thevehicle,seeDriverControlled
MainDifferentialonpage2-18.
WARNING!
Beforetowingavehicle,testyourair
brakestoensurethatyouhaveprop-
erlyconnectedandinspectedthere-
coveryvehicle’sbrakesystem.Fail-
uretodosocouldleadtoalossof
vehiclecontrolwhichmayresultinan
accidentinvolvingdeathorpersonal
injury.
7.Followstate/provincialandlocal
lawsthatapplytovehiclesintow.
8.Donottowvehiclesatspeedsin
excessof55mph(90km/h).
Foradditionalinformationconcerning
heavydutytruckrecovery,refertothe
followingTechnologyandMaintenance
Council(TMC)literature.
•RecommendedPractice#602–A
—“FrontTowingDevicesFor
TrucksandTractors.”
•RecommendedPractice#602–B
—“RecoveryAttachmentPoints
ForTrucks,Tractors,and
CombinationVehicles
•RecommendedPractice#626
—“HeavyDutyTruckT owing
Procedures.”
Copiesofthesecanbeobtainedfrom
thefollowingaddress:
2-16Y53-6076-1B1(03/17)
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