Peterbilt 348 2017 - Page 266

AIRSYSTEM
WARNING!
Ifthesupplyandservicetanksare
notdrainedattherecommended
frequency,watercouldenterthe
airlinesandvalves.Thiscould
causecorrosionorblockage,which
couldcompromisethebrakesystem
safetyandpotentiallycauseanac-
cidentinvolvingdeathorpersonal
injury.
Daily
•Drainmoisturefromthesupply
andserviceairtanks.
•Operateairdevicestocirculate
lubricantswithintheunit.
Periodically
•Cleanlterscreensaheadofthe
valvesbyremovingthescreens
andsoakingtheminsolvent.Blow
themdrywithpressurizedair
beforereinstallingthem.
5-56Y53-6060-1C1(03/17)
5