Hubs - Puch 1980-1981 Maintenance Manual

HUBS
Use special spanner 905.6.35.402.1 to remove bearing cone
and remove axle from hub.
Check cones and balls if pitted or damaged and replace
if necessary. O l d cups may be drifted out, new cups pressed
in.
REAR HUB
The rear wheel uses two caged bearing sets, instead of the
adjustable wheel bearings used on the front wheel and
therefore do not require any adjustments.
Proceed with bearing removal/installation as follows:
a) Remove rear wheel, lift brake backing plate off hub and
pull axle out towards brake drum.
b) Push bearing spacer (2) to the side to partially clear
inner bearing race inside the hub.
c) Use punch to knock out one bearing at a time.
Bearing installation steps are:
a) Press one bearing into hub insert spacer tube and press
in other bearing.
b) Insert axle from brake drum side, install brake backing
plate and wheel.
NOTE: Ensure that wheel bearings are installed with the
covered side facing outward.
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