LMVSeriesTechnicalInstructions
DocumentNo.LV5‐1000
SCCInc. Page21 Section4
o. Find and record the %O
2
wet corresponding to the fuel lean limit (O2 MaxValue) for
Point1andPoint10byprobingoraccordingtoburnerOEMrecommendations.*
p. Findthetarg et %O
2
.Fortheseburners, thetarget%O
2
foreach pointwillbe the%O
2
wetcorrespondingtoemissionscompliance(typicallyCO,NOx).Afterthetarget%O
2
is
found,increasethe%O
2
andleavethepointatleast0.5%O
2
leanerthanthetarget%O
2
.
Recordthisasthesavedvalueforeachcurvepoint.
* NOTE:Thisinformation willbeneeded to commission the O
2
trim,andit is convenient to
obtainthisinformationwhencommissioningtheRatioControlCurve.Whenprobingthefuel
richlimit,itisnotrecommendedtoexceed200ppmCO(drybasis)orlessthan1.0%O
2
(wet
ordrybasis)foranypoint.Whenprobingthefuelleanlimit,itisnotrecommendedtoexceed
200ppmCOoradverselyaffectflamestabilityforanypoint.TheLMV52withtheQGO20O
2
sensorreads%O
2
onawetbasis,whilemostexternalexhaustgasanalyzersread%O
2
onadry
basis.
11. AfterPoint10valueshavebeensaved,press“Esc”toexitCurveParams.
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