USER MANUAL
97C - 98C Air Compressor Kit
COMPRESSOR APPLICATION GUIDE
Toensurethatyougetthehighestlevelofsatisfactionfromyourcompressorperformance,referto
informationbelow:
VIAIR COMPRESSOR REFERENCE CHART
COMPRESSORSERIES DUTYCYCLE MAX.WORKINGPRESSURE
(100PSI@72°F)
090SERIES 9% 120PSI
092SERIES 9% 120PSI
095SERIES 9% 120PSI
097SERIES 10% 130PSI
098SERIES 10% 130PSI
100SERIES 15% 130PSI
250IGSERIES 100% 150PSI
275SERIES 25% 150PSI
280SERIES 30% 150PSI
325SERIES 33% 150PSI
330IGSERIES 100% 150PSI
350SERIES 100% 150PSI
380SERIES 100% 200PSI
*55%
400SERIES 33% 150PSI
420SERIES 33% 150PSI
444SERIES 100% 200PSI
*50%
450SERIES 100% 150PSI
450IGSERIES 100% 150PSI
460SERIES 100% 150PSI
480SERIES 100% 200PSI
*50%
*Duty Cycle at 200 PSI and 72°F.
ABOUT COMPRESSOR DUTY CYCLE:
Dutycyclereferstotheamountoftimeacompressorcanbeoperatedinagiventimeperiodat100
PSI,andastandardambienttemperatureof72°F.Itiscommonlyexpressedinpercentageformat:
Compressorontime÷(ontime+offtime)=DutyCycle%.
ONE-HOUR DUTY CYCLE MINUTES ON /
(100PSI@72°F) MINUTES OFF
9% 5Min.On/55Min.Off
10% 6Min.On/54Min.Off
15% 9Min.On/51Min.Off
20% 12Min.On/48Min.Off
25% 15Min.On/45Min.Off
30% 18Min.On/42Min.Off
33% 19Min.On/41Min.Off
50% 30Min.On/30Min.Off
100% 1HourRunTime
NOTE:Allcompressors,regardlessofrateddutycycle,requiresufcientresttimeinbetween
cyclestoallowforpartialorcompleteheatdissipation.Heatdissipationratesmayvarydepending
on ambient temperatures and operating conditions.
ABOUT RATED WORKING PRESSURE:
Toensuretroublefreeservicelifeofyourcompressor,alwaysoperatecompressorwithinrated
workingpressureofthecompressor.Neveruseapressureswitchwithahighercut-offpressure
thancompressor’sratedworkingpressure.