2003-2005 Kawasaki Ultra-150 Jet Ski Factory Service Manual., Page 39Get this manual

2003-2005 Kawasaki Ultra-150 Jet Ski Factory Service Manual., Page 39

PERIODIC MAINTENANCE 2-11 Periodic Maintenance Procedure
Fuel Vent Check Valve Inspection
em Rndove the check valve and blow through it from each If the heck alve will allow air to flow as shown, it is OKIf air will flow through the check valve in both direction or in neither direction, the check valve must be replaced
Flame Arrester Cleaning

efa ar Fue yst Rlemotve tfhlamlemeresrtestcelre[aAn] (wieh comlpSesseem ahr.apter)B ow he ar er di