TX / TXH / TXB 180S - 400L (Rev. 4/23/07)TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
3-23-2
on indicator is red) is required or the serviceon indicator is red) is required or the service
interval has occurred, unlatch and remove theinterval has occurred, unlatch and remove the
cover. cover. Remove Remove the the primary primary filterfilter. . In In highhigh
humidity situations, the air restriction indicatorhumidity situations, the air restriction indicator
may indicate a restricted condition due tomay indicate a restricted condition due to
moisture in the filtmoisture in the filter. er. When the filter dries When the filter dries out,out,
restriction levels restriction levels drop back drop back to normal. to normal. TheThe
indicator will now have to be reset (refer toindicator will now have to be reset (refer to
procedure 8. to reset the indicator).procedure 8. to reset the indicator).
3.3. RemRemove ove the the safsafety ety filfilterter..
4.4. RemRemove aove all dusll dust and det and debribris fros from the aim the air cler clean-an-
er housing with a water-dampened cloth.er housing with a water-dampened cloth.
Do not use Do not use flammable liquidsflammable liquids
to clean the inside of the air cleaner housing.to clean the inside of the air cleaner housing.
Only use a cloth dampened with water.Only use a cloth dampened with water.
5.5. Re-insRe-install tall the the safetsafety y filtefilterr. . ReplacReplace e safetsafety y filterfilter
if the safety filter replacement interval hasif the safety filter replacement interval has
occurred (refer to theoccurred (refer to the Preventive Mainte-Preventive Mainte-
Illustration Illustration 3-2. 3-2. Air RestricAir Restriction Indiction Indicatorator
Air Intake Air Intake System TroubleshoSystem Troubleshootingoting
PPrroobblleemm CCaauussee CCoorrrreeccttiioonn
1.1. ShShorort ft fililteter lr lififee
(primary filter)(primary filter)
1.1. ImpImproperoper asr assemsembly bly whewhen prin prior for filtilterer
was replaced.was replaced.
2.2. DamDamaged aged or mor mississing ing vacvacuatuatoror..
3.3. DaDamamaged ged seseal oal on thn the coe coveverr
assembly.assembly.
4.4. DaDamamaged aged air clir cleaeanener bodr bodyy..
5.5. LatLatch ch on on covcover er is is uncunclamlampedped..
6.6. ExcExcessessiveively dly dustusty eny envirvironmonmentent..
7.7. InIncocorrrrecect ft fililteter usr used.ed.
8.8. SeaSeal on l on dusdust ct coveover is r is not not seasealinling.g.
1.1. PrPropopererly ily insnstatallll..
2.2. ReReplplacace e vavacucuatatoror..
3.3. ReReplplacace see seal oal on thn the coe coveverr
assembly.assembly.
4.4. ReReplplacace air ce air cleleananer boer bodydy..
5.5. ClClamamp lp latatch ch dodownwn..
6.6. ReReplplacace fie filtlter aer as nes needededed..
7.7. RepReplaclace we with ith proproper per filfilterter..
8.8. EnsEnsure ure thathat no t no forforeign eign objobject ect isis
between seal and metal matingbetween seal and metal mating
surface.surface.
2.2. ShShorort ft fililteter lr lififee
(safety filter)(safety filter)
1.1. BypBypassassing ing priprimarmary y filfilterter..
a.a. SeaSeal of pl of primrimary ary filfilter ter is nis not sot sealeal--
ing.ing.
b.b. DaDamamageged prid primamary fry fililteterr..
1.1.
a.a. ReReplplacace fe fililteterr..
b.b. ReReplplacace prie primamary firy filtlterer..
3.3. AiAirbrbororne cne conontatamimi--
nants entering thenants entering the
engineengine
1.1. DaDamamageged fild filteter(r(s)s)..
2.2. DamDamaged aged seaseals ls or or seasealinling sg sur-ur-
faces.faces.
1.1. ReReplplacace e fifiltlterer(s(s).).
2.2. RepReplaclace e damdamageaged d comcomponponentents.s.
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