I General User Manual 5
18 Repairing a puncture 24
18.1 Opening the brake 24
18.1.1 Opening the cantilever or V-brake 24
18.1.2 Removing the hydraulic rim brake 24
18.1.3 Opening the side-pull calliper brake 25
18.1.4 Releasing the hub gears, roller, drum
or back-pedal brakes 25
18.2 Removing the wheel 25
18.2.1 Removing the ont wheel 25
18.2.2 Removing the rear wheel 25
18.3 Removing the tyre and inner tube 26
18.4 Mending the inner tube 26
18.5 Fitting the tyre and inner tube 27
18.6 Fitting the wheel 27
18.6.1 Inserting the ont wheel 27
18.6.2 Inserting the rear wheel 27
18.6.2.1 Bikes with derailleur gears 27
18.6.2.2 Bikes with hub gears 27
19 Bike gears 30
19.1 Derailleur gears 30
19.1.1 Operating the shiing lever 31
19.1.1.1 Shiing lever on road bike 31
19.1.1.2 Shiing lever on MTB, trekking
and touring bike 35
19.2 Hub gears 38
19.2.1 Operating the hub gears 38
19.2.1.1 Shimano 7/8-speed shi lever 38
19.2.2 Adjusting gears with Shimano
hub gears 39
20 Bike chain 40
20.1 Maintenance of bike chains 40
21 Brake, brake levers and brake systems 41
21.1 Important information and precautionary
measures 41
21.2 Brake lever 42
21.2.1 Standard brake lever 42
21.3 Hub brakes 42
21.3.1 Drum and roller brakes 42
21.3.2 Back-pedal brake 43
21.4 Rim brakes 44
21.4.1 Readjusting the brake 44
21.4.2 Adjusting the brake-pad clearance
in relation to the rim 44
21.4.3 Wear of brake pad 45
21.5 Disc brakes 45
21.5.1 Hydraulic disc brake 46
21.5.2 Vapour bubble formation 47
21.5.3 Cleaning the brake system 47
21.5.4 Fitting/removing the wheel 47
22 Lighting system 48
22.1 Specications for lighting system 48
22.2 Special regulations for road bikes 48
22.3 Generator / dynamo 48
22.3.1 Sidewall dynamo 48
22.3.1.1 Switching the sidewall dynamo
on and o 48
22.3.2 Hub dynamo 49
22.4 Failure of the lighting system 49
