36e Operator's Manual 2013.pdf - Marlow-Hunter, LLC

Drop in oil pressure(engine running at constant speed)Excessive vibrationPoor performanceLow cranking speedPoor accelerationHunter e36 • Engines and TransmissionsLubrication system leakingDefective oil pumpPinched oil lines to remote filtersLoose engine mounting boltsEngine not timed properly or misfiringEngine-to-shaft couplings out-ofroundor off-centerEngine misalignedWorn strut or transmissionBoat overloadedWeight poorly distributedExcess bilge waterDamaged or incorrect propellerFouled or damaged hull bottomEngine misalignedLoose or dirty electrical connectionsLow battery chargeDefective batteryEngine oil too heavy for prevailingtemperaturesThrottle not full openEngine overheatingRepair if possible. See your dealerfor serviceSee your dealer for serviceReroute if possible. See your dealerfor serviceInspect and tighten as requiredSee your dealer for serviceSee your dealer for serviceSee your dealer for serviceReplace bearings if needed. Seeyour dealer for serviceReduce loadDistribute weight evenly. Trimmingmay helpPump out water. Check for leaksInspect propeller. Replace if necessaryInspect, clean, or repairSee your dealerCheck all related electrical connectionsand wiresCharge batteryReplace batteryDrain oil and refill with correct gradeviscosity oil. See engine manual forcorrect grade and viscosityInspect cables and linkage for binding,obstructions, and loose fastenersSee solutions under “EngineOverheating” problemExcessive fuel consumption Restriction in air filter Remove filter and clean or replaceLow oil pressureNo oil pressureInsufficient oil in crankcaseExcess oil in crankcaseDiluted or improper grade and viscosityoilOil leak in pressure lineDefective gauge, gauge tube, or oillineNo oil in engineCheck and add correct grade andviscosity oil. Visually check enginefor leaksCheck and remove required amountof oil. Check for cause of excessiveoil (improper filling, bad fuel pump,etc.).Change oil and oil filter. Be sure touse the correct grade and viscosityoilInspect all oil lines and tighten allconnections as necessaryReplace gauge or gauge senderRefill crankcase. See engine manualfor proper grade and viscosity11.7