Blount 633GC Manuel de l'opérateur télécharger pdf (Page 24)

633GC / 633F4 OPERATOR’S MANUAL

TROUBLESHOOTING

• SAW WON’T REACH FULL RPM–Airfilterorprefiltermaybedirty.

• SLOW CHAIN SPEED – Chain tension too tight. Chain should always be able to be pulled

aroundthebarbyhand.Itisnormalforthechaindrivelinkstohangbelowthebar.

• POOR CUTTING SPEED–Diamondsmaybe“glazedover”.Makeafewcutsinanabrasive

materialsuchasacinderblocktoexposethediamonds.

• PREMATURECHAINSTRETCH–Notenoughwaterpressure.Theminimumwaterpressure

requiredis20psi(1.5bar).Insufficient water supply may result in excessive wear to the

diamond chain, which can lead to loss of strength and diamond chain breakage.

• CHAIN TENSIONER BREAKAGE – Side cover nuts are not tight enough.

Torqueto20ft-lbs(27Nm).

• WATER NOT FLOWING–Waterhoseiskinkedorsupplyisnotturnedon.

• WON’T START–Turnignitionswitchonorpossibledefectivesparkplug.

• WON’T START–Lowcompression,lessthan120psi(8bar).Possibleincorrectfuelmixture. 

 Reference:new=150to180psi(10to12bar)

  used=140to160psi(9to11bar)

• DIFFICULT TO START–Possiblefloodedengine.Turnignitionswitchon,pushchokein,hold

throttle on full with foot and pull starter cord until engine starts.

• DIFFICULT TO START–Possiblefouledsparkplug.Removesparkplug,cleanwithwirebrush

andre-gap.

• CHAIN BREAKAGE–Chaininstalledbackwards.Bumpersshouldleadsegmentsintothecut.

• CHAIN BREAKAGE–Notenoughfeedpressurewhilecutting.Avoidlettingthesawbounce

and chatter.

Further questions?

Call 1-800-321-1240 or

visit our website at icsbestway.com

TROUBLESHOOTING

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Blount 633GC Manuel de l'opérateur Page 24