Technical data

sm, MTX with Duplex Bearings
1.
Install the oil fill plug (113A), oil drain plug (408A),
sight window (319),-sight oiler plug (468Jj, 4 oil -
mist connection plugs (408H), or grease fittings
(193) and grease relief plugs (113), and oil cooler
inlet and outlet plugs (408L, 408M) in bearing
frame (228) (Fig. 90).
2. Attach bearing frame foot (241) with bolts (37OF).
Hand tighten (Fig. 90).
- 241
90
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NOTE: Tner8 ar8 Several methods used to
install beatings, The recommended method is
to use an induction heater that heats as well as
demagnetizes the bearings.
Wear insulated groves when using a
heater.
Laring
Bearings will get hot and can cause
physica/ injury.
3. Install outboard bearings (112A) on shaft (122).
[A
CAUTION
I
Duplex bearings are mounted back to.back.
Make sure orientation of bearings are correct.
4. Place lockwasher (382) on shaft (122). Place tang of
lockwasher in keyway of shaft (Fig. 91).
5. Thread locknut (136) onto shaft (122). Tighten
locknut until snug. Bend any tang of lo&washer
(382) into a slot of locknut.
NOTE: 77ghten locknut if necessary to align the
closest tab of lo&washer with slot on locknut.
6. Place bearing clamp ring (2538) over shaft (122).
Note orientation.
58
7. Install inboard bearing (168A) on shaft (122).
NOTE: Regmaseabie bearing has a single
shield. The inboard bearing is installed with
iy
shield away from impeller.
\ _
NOTE: Coat internal surfaces of bearings with
lubricant to be used in service.
\136
Fig. 91
8. Coat outside of outboard bearing (112A) and bore of
bearing housing (134) with oil.
9. Lower shaft/bearing assembly into bearing housing
(134) (Fig. 92).
NOTE: Do not force assembly together.
134
/
Fig. 92
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