Spicer Hub Service Manual - Manual (Page 17)

15
Removing Hub Unit
• Using suitable support, carefully remove hub
assembly from axle spindle and place on work
bench, outer end down.
• Carefully remove oil seal outer half from hub then
lift inner hub bearing cone.
• Inspect oil seal part for wear and damage.
• Check hub bearing cups for wear and damage. If
necessary, remove cups from hub using soft
metal drift pin.
Note: If either bearing cup or cone needs replacing,
a new cup and cone must be fitted.
• Inspect oil seal half parts and housing for wear
and damage.
Note: If any seal assembly parts need to be replaced,
a complete new assembly must be fitted.
• Inspect condition of hub spacer, removing for
replacement if required.
Hub/Axle Stub subassembly
• Heat oil seal housing until hand hot (120 ° C,
248 ° F max.), then push into position on axle
stub.
• When oil seal housing has cooled, push bearing
spacer into position on axle stub.
• Fill bearing cone with grease using a bearing
packer or manually kneading grease between
rollers, race and cage, then push into position on
axle stub.
• Fit inner and outer hub bearing cups into position
on hub.
HS 515 SP, HD 519 SP,
HS716SQ, HD 719 SQ Models