Thetractionassistvalve(Figure63)isusedtoboostthe
pressureinthecounterbalancecircuit.Recommended
tractionassistcounterbalancepressureis700psi
whentractionpressureisabove1800psi.Rotatethe
screw(Figure63)clockwisetoincreasethepressureor
counterclockwisetodecreasethepressure.
Important:Tractionunitmustbeatoperating
temperaturewhenadjustinghydraulicpressure.
Cleaning
ServicingtheSparkArrestor
Mufer
ServiceInterval:Every200hours
Every200hoursoperation,clearthemuferofcarbon
buildup.
1.Removethepipeplugfromtheclean-outportatthe
lowersideofthemufer.
Themufermaybehotandcouldcauseinjury.
Becarefulwhileworkingaroundthemufer.
2.Starttheengine.Plugthenormalmuferexitwitha
blockofwoodormetalplatesothattheexhaustow
willbeforcedoutoftheclean-outport.Continueto
blocktheexituntilcarbondepositsceasecoming
outoftheport.
Donotstandinlinewiththeclean-outport.
Alwayswearsafetyglasses.
3.Stoptheengineandreplacethepipeplug.
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