CAPITOL HY- 6900 Service Manual page 36

B. CLEANING INSPECTION AND REPAIR
1. Inspect tapered roller bearings for rough
rotation. Corrosion, scoring, scratches,
burrs, cracks, pitted or chipped races and
wear of rollers. If ONE of these conditions is
found, discard the ENTIRE MATCHED
BEARING SET (5 pieces). Otherwise clean
bearings thoroughly with solvent.
2. Likewise inspect bearing cups in retainer-
replace entire set if necessary.
C. RE-ASSEMBLY OF PINION SHAFT AND
RELATED PARTS.
NEW BEARING CONES AND CUPS COME
IN MATCHED PAIRS. BE SURE NOT TO
MIX PARTS.
1. Apply lubricant to inside diameter of
bearing retainer. Press new bearing cups (If
necessary) into bearing retainer snug
against spacer.
2. Apply lubricant to bearing surface at
threaded end of pinion shaft. Press * new
bearing cone onto shaft snug against
shoulder of gear. Locate bearing spacer on
shaft.
3. Locate bearing retainer on pinion shaft.
4. Press* remaining bearing cone onto shaft.
Locate lockwasher.
5.Apply lubricant to threads and install
bearing locknut on shaft. Secure by bending
tang of lockwasher into slot on nut.
* A protective spacer is recommended to
prevent damage to bearing.
3. Inspect pinion teeth, threads and spline
for damage. Inspect all bearing surfaces and
commutator surfaces for grooved, burred or
galled conditions. If damage cannot be
repaired with crocus cloth. Discard shaft.
4. Clean pinion thoroughly. Flush oil ports
clean with solvent.
Note: Wear to pinion indicates wear
to other internal parts. A complete
inspection is recommended at this
point.
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