TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
1-281-28
PPrroobblleemm CCaauussee CCoorrrreeccttiioonn
38.38. TuTurbocharbochargerrger
leaks engine oil orleaks engine oil or
fuelfuel
1.1. EngEngine ine is is beibeing ng opeoperatrated ed forfor
extended periods under light or noextended periods under light or no
load conditions.load conditions.
2.2. LubLubricricatiating ong oil or il or fuefuel is l is ententerieringng
the turbocharger.the turbocharger.
3.3. TTurburbochochargearger dr drairain ln line ine isis
restricted.restricted.
4.4. LubLubricricatiating ng oil oil linlines es leak leak oiloil..
5.5. Air Air intintake ake syssystem tem is ris restestricrictedted..
6.6. ExhExhausaust st systystem em is is resrestritrictected.d.
7.7. CraCrankcnkcase ase venventiltilatiation son systystem iem iss
plugged.plugged.
8.8. TTurburbochochargearger oir oil sel seal is al is lealeakinking.g.
9.9. WhWhitite se smomoke ke is is prpresesenent.t.
1.1. OpOpereratate enge enginine unde under loer loadadeded
conditions.conditions.
2.2. RemRemove ove the the intintake ake and and exhexhausaustt
piping, and check for oil or fuel.piping, and check for oil or fuel.
3.3. RemRemove ove the the turturbocbocharharger ger dradrainin
line, and check for restriction.line, and check for restriction.
Clean or replace the drain line.Clean or replace the drain line.
4.4. CheCheck ack all oll oil liil lines nes and fand fittittingings fos forr
leaks. leaks. Tighten Tighten loose fittings loose fittings andand
replace leaking oil lines if neces-replace leaking oil lines if neces-
sary.sary.
5.5. CheCheck aick air intr intake sake systystem foem for resr restritric-c-
tions. tions. Replace air Replace air filter if filter if required.required.
6.6. CheCheck eck exhaxhaust ust syssystem tem for rfor restestricric--
tions.tions.
7.7. CheCheck ck and and cleclean tan the che cranrankcakcasese
breather and vent tube.breather and vent tube.
8.8. CheCheck ck the the turturbocbocharharger ger comcomprepres-s-
sor and turbine seals.sor and turbine seals.
9.9. RefRefer ter to Pro Probloblem 2em 25. i5. in thn this tis trou-rou-
bleshooting chart.bleshooting chart.
39.39. Engine Engine noise noise isis
excessiveexcessive
(Connecting Rod)(Connecting Rod)
continuedcontinued
1.1. EngEngine ine oil oil levlevel iel is bes below low nornormalmal..
2.2. EngEngine ine oil oil prepressussure re is is belbelowow
normal.normal.
3.3. OiOil il is ts thihin on or dr dililututeded..
4.4. BloBlock sck stiftiffenfener per platlate is e is mismisas-as-
sembled.sembled.
5.5. LubLubricricatiating oing oil sucl suctiotion or tn or tranransfesferr
tube misassembled.tube misassembled.
6.6. CraCranksnkshafhaft jt jourournalnals as are dre damaamagedged
or out of round.or out of round.
7.7. ConConnecnectinting g rod rod capcapscrscrews ews areare
loose or not tightened correctly.loose or not tightened correctly.
8.8. ConConnecnectinting rog rod is d is benbent or t or out out ofof
alignment.alignment.
1.1. CheCheck ck the the oil oil levlevel. el. FilFill tl the he syssystemtem
to the specified level.to the specified level.
2.2. CheCheck ck the the oil oil prepressussure. re. If If the the prepres-s-
sure is low, refer to Problem 8. insure is low, refer to Problem 8. in
this troubleshooting chart.this troubleshooting chart.
3.3. RefRefer ter to Coo Correrrectiction 2on 2. of . of ProProbleblemm
22. in this troubleshooting chart.22. in this troubleshooting chart.
4.4. RemRemove aove and innd inspespect blct block sock stiftiffenfenerer
plate. plate. Re-assemble Re-assemble block block stiffenerstiffener
plate if required.plate if required.
5.5. RemRemove aove and ind inspnspect ect the the lublubricricatiatingng
oil suction oil suction or transfer or transfer tube. tube. Re-as-Re-as-
semble oil suction or transfer tubesemble oil suction or transfer tube
if required.if required.
6.6. InsInspecpect t the the cracranksnkshafhaft t joujournarnals. ls. IfIf
found damaged or out of round,found damaged or out of round,
replace journals.replace journals.
7.7. CheCheck ck the the tortorque que on ton the che connonnectect--
ing rod ing rod capscrews. capscrews. Tighten Tighten to theto the
correct torque value if required.correct torque value if required.
8.8. RemRemove ove and and insinspecpect tht the coe connennect-ct-
ing rods. ing rods. Replace or Replace or re-align con-re-align con-
necting rod.necting rod.
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