Taylor THDC-974 - Page 36

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THDC / THDCP - 954 / 955 / 974 (Rev. 06/03)THDC / THDCP - 954 / 955 / 974 (Rev. 06/03)
1-161-16
PPrroobblleem m CCaauusse e CCoorrrreeccttiioonn
15.15. EngiEngine ne difdifficficult toult to
start or will notstart or will not
start (exhauststart (exhaust
smoke present)smoke present)
(Continued)(Continued)
10.10. StarStarting aid needed for cold weatting aid needed for cold weath-h-
er or not working properly.er or not working properly.
10.10. Check / repair or replCheck / repair or replace cold start-ace cold start-
ing aid if necessary.ing aid if necessary.
111. 1. Contact a Contact a CummiCummins Authorizedns Authorized
Repair Facility.Repair Facility.
16.16. EngiEngine noisne noisee
excessiveexcessive
1. 1. Oil suOil supply ipply insufnsufficficient or oient or oil preil pres-s-
sure is low.sure is low.
2. 2. LubrLubricaicating oiting oil is thl is thin or diin or diluteluted.d.
3. 3. CoolCoolant temant temperaperature iture is abovs abovee
normal.normal.
4. 4. LoosLoose me motor otor mounmount.t.
5. 5. Fan beFan belt ilt is mals malfuncfunctiontioning.ing.
a. a. Fan beFan belt ilt is too s too loosloose or te or toooo
tight.tight.
b. b. Fan beFan belt ilt is not s not in alin alignmignment.ent.
6. 6. Damaged Damaged vibrativibration on damperdamper..
7. 7. DrDrive sive shaft ihaft is not s not in phin phase.ase.
1. 1. ChecCheck oik oil ll levelevel. . RefeRefer tr to Pro Probleoblemm
36. of this troubleshooting chart.36. of this troubleshooting chart.
2. 2. ReRefer fer to to thetheFuel and LubricantFuel and Lubricant
SpecificationsSpecificationsin thein theAppendicesAppendices
for the proper type of oil to use.for the proper type of oil to use.
Refer to Problem 34. of this trou-Refer to Problem 34. of this trou-
bleshooting chart.bleshooting chart.
3. 3. RefeRefer to Prr to Problem oblem 10. of th10. of this tris trou-ou-
bleshooting chart.bleshooting chart.
4. 4. InspInspect anect and tightd tighten moten motor mouor mounts.nts.
5.5.
a. a. ChecCheck the tk the tensiension and adjon and adjust iust iff
needed.needed.
b. b. ChecCheck pulk pulley ley aligalignmennment andt and
adjust is necessary.adjust is necessary.
6. 6. ChecCheck vik vibratbration dion dampeamper andr and
replace if required.replace if required.
7. 7. RepoRepositsition dion drivrive she shaft.aft.
8. 8. ContContact a Cuact a Cummmmins Auins Authorthorizeizedd
Repair Facility.Repair Facility.
17.17. EngiEngine noisne noisee
excessive (com-excessive (com-
bustion knocks)bustion knocks)
1. 1. Poor Poor fuel fuel qualqualityity..
2.2.  EnginEngine operatine operating at low ambientg at low ambient
temperature.temperature.
1. 1. VVerierify by operfy by operatinating from a temg from a tempo-po-
rary trary tank witank with good fuel. h good fuel. CleanClean
and flush the fuel supply tanks,and flush the fuel supply tanks,
and use the proper fuel (refer toand use the proper fuel (refer to
thetheFuel and Lubricant Specifica-Fuel and Lubricant Specifica-
tionstionsin thein theAppendicesAppendices).).
2.2.
3. 3. ContContact a Cuact a Cummmmins Auins Authorthorizeizedd
Repair Facility.Repair Facility.
18.18. EngiEngine power oune power out-t-
put lowput low
continuedcontinued
1. 1. ElecElectrontronic faulic fault codes art codes are actie active.ve.
2. 2. Fuel sFuel suctiuction linon line or fuel fe or fuel filtilter iser is
restricted.restricted.
1. 1. ReRefer fer to to thetheQSM11 Fault CodeQSM11 Fault Code
InformationInformationchart in this section.chart in this section.
2. 2. ReplReplace fuel face fuel filtilter or checer or check fuel lik fuel linene
for restriction and replace if neces-for restriction and replace if neces-
sary.sary.
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