ProBoat ZELOS 48G - Engine Troubleshooting: Spark Plug and Fueling Issues; Spark Plug Test; Flooded Engine

Owner’s Manual
Spark Plug Test
CAUTION: Beforetestingthesparkplug,cleanup
spilledfuelandclosefuelcontainers.Failuretodo
canresultininjury,fireordamage.
Removethesparkplugfromtheengineandattachthe
plugwireandboottothesparkplug.Placethethreaded
endofthesparkplugagainstthemuffler.Pullthestarter
cordinaquickcontinuousmotiontoturnovertheengine
andensurethereisaspark.
Ifthereisnospark:
• Adjustthesparkpluggapto0.6–0.7mm(0.24–0.27in)
• Installanewsparkplug(LOSR5017)
CAUTION: Donottestthesparkplugnearthe
sparkplugholeorresidualfuelmayignite.
Flooded Engine
Fuel
Theenginewillnotstartiftoomuchfuelisinthe
cylinder.Excessfuelcanbeexpelledbyfollowingthese
steps.Werecommendusingsafetygoggles.
1. Disconnectandremovethesparkplug.
2. Pullthestartercordinacontinuousmotion.
3. Replacethesparkplugandmakesurethebootis
tightlysecured.
NOTICE:Alwayscleanupspilledfuel.Failuretodoso
mayresultininjuryordamage.
Water
Theenginewillnotstartifithasbeenfloodedwith
water.Excesswatercanbeexpelledusingthesesteps:
1. Turnoffalltheelectronicsanddisconnecttheboat
battery.
2. Disconnectandremovethesparkplug.
3. Holdtheboatupsidedownandpullthestartercord
inacontinuousmotionuntilyounolongerseewater
comingoutoftheboat.
4. Replacethesparkplug,thenthreaditinhalfofthe
way.
5. Placeyourfingeroverthecarburetoropeningand
repeatedlycranktheengineusingthepullstarter.
Fillthecylinderwithenoughfueltodisplacethe
waterinsideoftheengine.
6. Disconnectandremovethesparkplug,themrepeat
Step3.
7. Carefullyspraymotorfluid(DYN5500)intothe
cylinderheadthroughthesparkplugholewhile
slowlypullingthestartercord.Thespraywilldisplace
anyremainingwaterandfuelfrominsidetheengine.
8. Spraymotorfluidontothesparkplug’scenter
electrodetoremoveanyexcessfuel.Allowitto
completelydry.
9. Replacethesparkplugandmakesurethebootis
tightlysecured.
NOTICE:Iftheenginedoesnotstart,followthe
Spark Plug Testinstructionstoensurethespark
plugisworkingproperly.
Tip: Replacethefuelinsidethefueltankifitis
contaminatedduringsubmersion.
0.6–0.7mm
0.24–0.27 in
15
EN