Napa 6-1132 Instruction Manual - Troubleshooting
6-1136
5
Rev.040212
please revieW all Warning insTrucTions prior To operaTion. save This Man u al for fuTure ref er ence.
TROUBLESHOOTING
IMPACT WRENCHES
TOOL DOES NOT RUN OR RUNS
SLOWLY, AND/OR AIR FLOWS
ONLY SLIGHTLY FROM EXHAUST.
Thisconditionisprobablycaused
byinsufficientairpressure,
contaminantsblockingtheairflow
oroperationofmotorparts,or
apowerregulatorwhichhas
vibratedtoaclosedposition.
YOU SHOULD:Checktheair
supplyforsufficientpressure.
Checktheairinletstrainerfor
blockage.Pouragenerous
amountofairtooloilintoairinlet.
Operatetoolinshortbursts,in
bothforwardandreverse
directions.Repeatifnecessary.
Iftoolperformancedoesnot
improve,thetoolshouldbe
servicedbyanauthorizedservice
center.
TOOL WILL NOT RUN, EXHAUST
AIR FLOWS FREELY.Thiscondition
isprobablycausedbyoneormore
rotorvanesstuckonaccumulated
sludgeorvarnish;motorrusted.
YOU SHOULD:Pouragenerous
amountofairtooloilintoair
inlet.Operatetoolinshortbursts
inbothforwardandreverse
directions.Lightlytapthemotor
housingwithaplasticmallet.
Detachtheairsupply.Trytofree
themotorbyturningthedrive
shaftmanually,ifpossible.Ifthe
toolremainsjammed,itshouldbe
servicedbyanauthorizedservice
center.
SOCKETS WILL NOT STAY ON.This
conditionisprobablycausedbya
wornsocketretainerringorasoft
backupo-ring.
YOU SHOULD:Wearsafety
goggles.Detachtheairsupply.
Usingexternalretainingring
pliers,removetheoldretaining
ring.Whileholdingthesquare
drivewithanappropriatewrench,
useasmallscrewdrivertopryold
retainerringoutofitsgroove.
Alwaysprytheringawayfrom
yourbody,becauseitcanbe
propelledoutwardathigh
velocity.Replacethebackup
o-ringandretainerringwith
correctnewparts(seebreakdown).
Placetheretainingringonatable
andpressthetoolanvilintothe
ringwitharockingmotion.Snap
theringintothegroovebyhand.
PREMATURE ANVIL WEAR.Thisis
probablycausedbyusingchromed
sockets,whicharenotdesigned
forusewithimpacttools,orworn
sockets
YOU SHOULD:Stopusingchrome
sockets.Chromesocketshavea
hardexteriorsurfaceandasoft
core,whichleadstoawarpedbut
veryharddriveholewhenused
withimpacttools.Chromesockets
willwearwrenchanvilsquickly
andpresentadangerofsplitting
orbreakagewhichcanleadto
injuryordeath.
TOOL SLOWLY LOSES POWER BUT
RUNS AT FULL SPEED WHEN NOT
UNDER LOAD.Thisconditionis
probablycausedbywornclutch
parts,inadequatelubrication,or
wornengagingcam.
YOU SHOULD: FOR OIL LUBED
WRENCHES:Checkforpresence
ofclutchoil(whereoilis
specifiedfortheclutch)and
removeoilfillplug.Tilttodrain
alloftheoilfromtheclutchcase.
RefillthecasewithNAPAairtool
oilorthatrecommendedbythe
manufacturerinthespecified
amount.Alsocheckforexcess
clutchoil.Clutchcasesonlyneed
tobefilled50%,andoverfilling
cancausedragonhighspeed
clutchparts.Atypical1/2"Drive
oillubedwrenchonlyrequires
1/2oz.ofclutchoil.FOR GREASE
LUBED WRENCHES: Checkfor
excessgreasebyrotatingdrive
shaftbyhand.Itshouldrotate
freely,andexcessgreaseisusually
expelledautomatically.
TOOL WILL NOT SHUT OFF.This
conditionisprobablycausedbya
brokenormalignedthrottlevalve
O-ring,orabentorjammed
throttlevalvestem.
YOU SHOULD:Removethe
throttleassemblyandinstallanew
o-ring.Lubricatetheassembly
withairtooloilandoperatethe
triggerbriskly.Ifoperation
cannotberestored,thetool
shouldbeservicedatan
authorizedservicecenter.
AIR RATCHETS
MOTOR RUNS. SPINDLE DOESN’T
TURN, OR TURNS ERRATICALLY.
Thisconditionisprobablycaused
bywornteethontheratchetor
pawl,abrokenorweakpawl
pressurespring,orweakdrag
springswhichfailtoholdthe
spindlewhilethepawladvances.
YOU SHOULD: Havereplacement
partsinstalledbyanauthorized
servicecenter.
TOOL DOESN’T RUN, RATCHET
HEAD INDEXES CRISPLY BY HAND.
Thisconditionisprobablycaused
bytheaccumulationofdirtor
sludgeinmotorparts.
YOU SHOULD:Pouragenerous
amountofairtooloilintotheair
inlet.Operatethethrottleinshort
bursts.Withthetoolengaged
onabolt,alternatelytightenand
loosentheboltbyhand.Ifthe
toolremainsjammed,itshouldbe
servicedatanauthorizedservice
center
AIR DRILLS
TOOL WILL NOT RUN, RUNS
SLOWLY, AIR FLOWS SLIGHTLY
FROM EXHAUST, SPINDLE TURNS
FREELY.Thisconditionisprobably
causedbyablockedairpassageor
jammedmotorparts.
YOU SHOULD:Checktheairinlet
forblockages.Pouragenerous
amountofairtooloilintoair
inlet.Operatethetriggerinshort