1999 Volvo Penta "WT" Models Workshop Manual, Page 349Get this manual

1999 Volvo Penta "WT" Models Workshop Manual, Page 349

Water Flow Problem Checkpoints:

Numbers refer to Cooling System Flow Diagramsdebris
CD Intake ScreenBlocked with
Water Tube Water TubePlugged Upper Pivot

Guide and SealImproperly sealedwith debris
GrommetDeteriorated, improperly seatedGear HousingDebris blocking passage, freeze

damagedHousing SealDamaged, out of position, improperly

(j) Nipple O-ringOut of position, improperly sealed, damaged
NippleBlocked by debris, freeze crackedHose and ClampsClamps loose, hose collapsed or leaking