
CLEARPOINT V®Series Activated Carbon Tower (Rev. D) 14
5.1.3 Start-up Procedures
Duringtherststart-uporstart-upafteralongperiodofinactivityorfollowingmaintenance,
thetechnicianmustcomplywiththeinstructionsbelow.Thestart-upmustbeperformedby
qualiedpersonnelonly.
Theemployeethatoperatesthemachinemustwearhearingandeyeprotectionbefore
operatingtheadsorber.Eachemployeemustselectproperpersonalprotectionequipment
anddevice(s)(PPE&PPD).Hearingprotectionsuchasearmus,earcanalcaps,orearplugsis
neededinordertopreventpermanenthearingdamageorloss.
Start-up Sequence
+ Pleasereadandunderstandtheentiremanualbeforeoperatingthecarbontower
+ Verifythatallthestepsofinthepreviouschaptersrelatingtoinstallationhavebeenobserved
+ Verifythattheconnectiontothecompressedairsystemiscorrect
+ Removeanypackagingandothermaterialthatmightobstructtheareaaroundthecarbontower
Beforebringingpressuretotheactivatedcarbontower,yourcompressorshouldberunning,yourcompressed
airsystempressurized,andthecarbontowerbypassedandnotyetpressurized.Withtheadsorberis
bypassedandinisolationfollowthesesteps.
1. SLOWLYopentheinletisolationvalveallowingcompressedairintothecarbontower.It
iscriticalthatthecarbontowerbepressurizedslowlytopreventdamagetotheactivatedcarbon
bed.Keeptheoutletisolationvalveclosedatthistime.
2. SLOWLYopentheoutletisolationvalve.Allvalvesarenowintheiropenpositionsand
compressedairisowingthroughthecarbontoweranddownstream.
3. Closethecarbontowerbypassvalve.Thebypassvalvemustbebubbletighttoprevent
anyoilvaporfromcontaminatingthedryairoutletfromtheadsorber.
4. Checkallpipingforcompressedairleaks.
5.2. ISOLATION AND SHUT DOWN PROCEDURES
Usersoperatingthemachinemustwearhearingandeyeprotection.Eachemployeemustselect
properpersonalprotectiondevice(s)(PPD).Hearingprotectionsuchasearmus,earcanalcaps,
orearplugsarerequiredtopreventpermanenthearingdamageorloss.
Isolation
1. Openthebypassvalve.
2. Closetheoutletisolationvalve.
3. Closetheinletisolationvalve.
Depressurization and Shut Down
1. Openthebypassvalve.
2. Closetheoutletisolationvalve.
3. Closetheinletisolationvalve.
4. Openthemanualballvalvesonanylterswithmanualballvalvestoallowfull
depressurization.Also,leavemanualballvalvesonlteropenduringmaintenanceandservice.
IMPORTANT!Alwaysremoveallpressureanddisconnectallpowerbeforeservicingthe carbon
tower.