Installation Operation and Maintenance Manual

d) Install the sight oiler plug (408J).e) Install the plug for the oil-cooler inlet (408L).f) Install the plug for the oil-cooler outlet (408M).g) Install four oil-mist connection plugs (408H).Or: Install two grease fittings (193) and two grease-relief plugs (113).h) Attach the bearing-frame foot (241) and fasten the bolts (370F) by hand.Maintenance (Continued)408W761B372T 113A 408W408N319408M408N408A370F2412. Install the outboard bearing (112A) on the shaft (122).The regreaseable bearing has a single shield. The outboard bearing is installed with the shield towardthe impeller.a) Inspect the shaft (122) to ensure that it is clean, dimensionally correct, and is free of nicks andburrs.b) Lightly coat the bearing seating with a thin film of oil.c) Remove the bearing (112) from its packaging.d) Wipe the preservative from the bearing (112) bore and outer diameter.e) Use an induction heater with a demagnetizing cycle to heat the bearing (112) to an inner ringtemperature of 230 °F (110 °C).f) Position the bearing (112) on the shaft (122) against the shoulder and snug the locknut (136)against the bearing until it is cool.The locknut prevents the bearing from moving away from the shaft shoulder as it cools.g) Remove the bearing locknut (136) after the bearing (112) cools.3. Put the lockwasher (382) onto the shaft (122).4. Thread the locknut (136) onto the shaft (122) and tighten it until it is snug.5. Bend the tangs of the lockwasher into the slots of the locknut.6. Put the bearing-retaining ring (361A) onto the shaft (122).Make sure that the flat side of the ring is towards the bearing.7. Coat the inner surfaces of the bearings with lubricant.8. Put the inboard bearing (168) onto the shaft (122).The regreasable bearing has a single shield. Make sure that the bearing is installed with the shield awayfrom the impeller.Model 3796 i-FRAME Installation, Operation, and Maintenance Manual 89