TF2101,TF2111,TQ3010,TQ3011,TX2101,TX2118
7
Maintenance(Continued)
AIRFILTER
Neverrunthecompressorpump
withoutanintakeairfilternor
withacloggedintakeairfilter.Use
compressedairtoblowthefilterclean.
Donotwashoroiltheelement.Ifit
cannotbeblownclean,thefiltermust
bereplaced.Operatingcompressor
withadirtyfiltercancausehigh
oilconsumptionandincreaseoil
contaminationinthedischargeair.
INTERCOOLER(TWO-STAGE
COMPRESSORSONLY)
Intercoolerfins
aresharp,always
wearglovesandusecarewhenyou
cleanorworkneartheintercooler.
Weekly,checktheintercoolertobesure
allfittingsaresecureandtight.Blowall
dirt,dustandotheraccumulationsfrom
theintercoolerfins.
COMPONENTS
Turnoffallpoweranduselightair
pressuretoblowdustandforeign
materialfromcylinderhead,motor,fan
blades,airlines,intercoolerandtank
onamonthlybasis.
BELTS
Lockoutandtag
thepowerthen
releaseallpressurefromthetankto
preventunexpectedmovementofthe
unit.
Checkbelttensionevery3months.
Adjustbelttensiontoallow3/8to1/2
inchdeflectionwithnormalthumb
pressure.Also,alignbeltsusinga
straightedgeagainstthefaceofthe
flywheelandtouchingtherimonboth
sidesoftheface.Thebeltsshouldbe
paralleltothisstraightedge(see
Figure9).DimensionAshouldbethe
sameasBandCtoensureproper
alignmentofthebelts.
Slotsinthebed-plateallowforsliding
themotorbackandforthtoadjustbelt
tension.
STORAGE
Ifcompressoristobestoredforashort
periodoftime,makesurethatitis
storedinanormalpositionandina
coolprotectedarea.
� B
C
AirCompressor
Motor
Flywheel
StraightEdge
Setscrew
Motor
Drive
Pulley
Figure9-TopView
TroubleshootingChart
Symptom PossibleCause(s) CorrectiveAction
Motorhumsand
runsslowlyornot
atall
1.Lowvoltageornovoltage 1.Checkwithvoltmeter,checkoverloadrelayinmagneticstarterorreset
switchonmotor.Ifoverloadorresetswitchtripsrepeatedly,findand
correctthecause.Seenextitem
2.Shortedoropenmotorwinding 2.Replacemotor
3.Malfunctioningcheckvalveor
unloadervalve
3.Replacecheckvalveorunloadervalve
4.Malfunctioningpressureswitch-
contactswillnotclose
4.Repairorreplacepressureswitch
Resetmechanism
cutsoutrepeatedly
orfusesblow
repeatedly
1.Pressureswitchsettoohigh 1.Adjustorreplace
2.Malfunctioningcheckvalve 2.Cleanorreplacefaultyvalve
3.Incorrectfusesizeormagnetic
starterheaters
3.Besurethatfusesandheatersareratedproperly
4.Malfunctioningmotor 4.Replacemotor
5.LooseWiring 5.Checkallelectricalconnections
MAINTENANCESCHEDULE
Operation Daily Weekly Monthly 3Months
CheckSafetyValve
�
DrainTank(SeeFigure6)
�
CheckOilLevel
�
CleanorChangeAirFilter
�
CheckIntercooler(two-stage
compressorsonly)
�
CleanUnitComponents
�
CheckBeltTightness
�
ChangeOil(SeeFigure5)
�
ChangeOilFilter(Pressure
lubricatedpumpsonly)
�