The following is the recom m en ded procedure for removi ng the bearing sleeve:
1. Remove the oil drain plu g in the housing bottom and drain the oil sump.
2. Remove all instrume nt ation sensors that are in contact with the bearing sl eev e . These
would include resis ta nce temperature dete c to r s , t her m o couples, temperatu re relay bulbs,
thermometers, etc.
3. Remove the end cover.
4. Remove the socket hea d bolts holding the be aring cap and the in ner air seal together at the
horizontal split . The front end cov er plate must also b e removed if the front bearing is be ing
disassembled. Rem ov e t he bearing cap and top hal f of th e inn er air seal by lifting str ai ght
up to avoid damaging the la byrinth seals. Place the m on a clean, dry surface to av oid
damage to the parting sur f aces.
5. Remove any split bolts t hat may be holding the two be aring halves together . Re move the
top half of the bearing sl eev e using suitable eye-bolt s in the tapped holes pro v ide d. Lift the
bearing top straigh t up and avoid any contact with th e shoulders of the shaft jou rnals that
might damage the thrust faces of the bearing. Place on a clean, dry surface taking care to
prevent damage to either the parting surfaces or the locat ing pins that are cap tive in the top
bearing half.
6. Remove the 4 screws at the partings in the oil ring and d ismantle the ring by gently tapping
the dowel pin ends with a sof t face mallet. Remove th e r ing halves and immediately