Bulls 22-15-1054, Manual

Page: 169 / 321

MY22B01 - 22_1.0_27.08.2021
168
Cleaning and servicing
7.4.14 Gear shift
7.4.14.1 Rear derailleur articulated shafts and
jockey wheels
 Treat front and rear derailleur articulated
shafts and jockey wheels with Teflon spray.
7.4.14.2 Shifter

Lubricate articulated joints and mechanical
parts which are accessible from outside with a
few drops of spray oil or precision mechanics
oil.
7.4.15 Pedal
1 Treat pedals with spray oil. In doing so, ensure
that no lubricant is applied to the pedal
surfaces.
2 Lubricate seals and mechanical parts sparingly
with a few drops of oil.
3 Remove any surplus lubricant with a clean
cloth.
4 Spray metal foot rests with silicone spray.
7.4.16 Caring for the chain

Place newspaper or paper towels underneath to
collect chain oil.
1 Lift rear wheel.
2 Turn the crank briskly in an anti-clockwise
direction.
3 Use slight finger pressure to the chain oil bottle
to apply a wafer-thin thread of oil to the chain
links. The faster the crank is turned, the thinner
the threads of oil will be.
Figure 179: Lubricating the chain
4 Remove excessive chain oil with a cloth. If you
apply too much oil, it will make the chain all the
dirtier at a later point in time.
5 Leave chain oil to penetrate into the chain links
for a few hours or overnight.
7.4.16.1 Caring for the chain and all-round chain
guard

Place newspaper or paper towels underneath to
collect chain oil.
1 Lift rear wheel.
2 Turn the crank briskly in an anti-clockwise
direction.
3 Use slight finger pressure to the chain oil bottle
to apply a wafer-thin thread of oil onto the
chain links through the oil hole on the upper
surface of the chain guard. The faster the crank
is turned, the thinner the threads of oil will be.
4 Remove excessive chain oil with a cloth. If you
apply too much oil, it will make the chain all the
dirtier at a later point in time.
5 Leave chain oil to penetrate into the chain links
for a few hours or overnight.
Notice
 Never treat shifters with degreaser or
penetrating oil spray.