Bajaj Discover 100M, Service Station Manual

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ENGINE LUBRICATION - FLOW OF OIL
Discover DTS-Si
Service Station Manual
144
Dealer Development Center
Akurdi Pune
Oil passage checking
Nozzle Oil Jet
‘Nozzle Oil Jet’ is press fitted in the crankcase L.H. and it is an important part of lubrication circuit. It sprays the oil, at
pressure, on the piston ribs to take out heat. Thus keeps piston relatively cool & protects it from seizure.
Checking & Cleaning SOP
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Blow compressed air from the hole provided on ‘Nozzle Oil Jet’ to clear the
crankcase passage (as shown arrow & photograph).
Pump oil through L.H. crankcase oil passage leading to ‘Nozzle Oil Jet’ and
check whether oil comes out from hole provided on the ‘Nozzle Oil Jet’.
‘Nozzle Oil Jet’
Remove & clean ‘orifice oil jet’ by blowing compressed air whenever clutch
friction plates are replaced.
Apply one drop of loctite 243 to threads of ‘orifice oil jet’ before refitting.
Orifice oil jet must be fitted such that its top surface is 0.5 mm down the
surface of clutch cover. Tightening torque 0.3 ~ 0.5 kgm.
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Check & Clean whenever cylinder piston is seized / engine is
overhauled.
Do not use plier.
Do not repair by removing from crankcase.
Do not apply loctite in case Nozzle gets loose.
Caution: Don’t over tighten orifice oil jet.
Clutch Cover Orifice Oil Jet Cleaning