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Questions
1. General
1.1 Check all screws for strength (drop test: drop from 10 cm
height on wheels and hear if something rattles)
2. Wheels
2.1 Profile depth of tire sufficient
2.2 Condition of the inner tube and valve
2.3 Wear of the rim bands, cracks in the rim
2.4 Spokes loose, wheels run not round
2.5 The cap nuts of the wheels are sufficient
Tightened, are the threads of the axle bolts
And the nuts in order; The washer is fitted with securing hooks
and hooked into place
3. Braking
3.1 Check brake lever for cracks and correct adjustment
3.2 Check Brake pads for damage wear and tear
3.3 Front wheel brake on cracks and
Check the correct setting
3.4 Check the brake shoes for wear
3.5 Apply a functional test to the rear brake
4. Drivetrain
4.1 Checking the tooth rim for wear or tear
4.2 Test chain for contamination or wear
4.3 Check the crank for tight fit
5. Ball bearing
5.1 Bottom bracket on fixed screw connection
And round run without "cracking noise"
5.2 Check the pedals for tight screwing and round run without
"cracking"
5.3 Wheel hubs on fixed screw connection, no play to the side
And round run without "cracking noise"
5.4 Headset on fixed screw connection, secure fit and
Round run without "cracking noises"
Safety Checklist
What to do if it´s not okay
Replace screws and replace if necessary
Tighten the screw glue
Replace it
Repair or replace
Replace it
Re-tighten, inflate, center or partially or completely
replace the tire
Carry out maintenance or repair
Re-set or replace
Replace it
Re-set or replace
Replace it
Repair or replace
Replace it
Clean or replace
Repair
Maintenance (grease), repair or, if necessary, replace
individual parts (ball bearing)
Maintenance (grease), repair or, if necessary, replace
individual parts (ball bearing)
Maintenance (grease), repair or, if necessary, replace
individual parts (ball bearing)
Maintenance (grease), repair or, if necessary, replace
individual parts (ball bearing)
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