User manual DAHON RD-FT30 TECHNICAL SERVICE INSTRUCTIONS

[. . . ] · There are two different types of reinforced connecting pins available. Be sure to check the table below before selecting which pin to use. [. . . ] When shifting to 3rd When no sound at all is heard Installation of the rear derailleur < Direct-mount type > Push in and tighten 5 mm Allen Key Play Note · The reinforced connecting pins cannot be used with the UG chain, otherwise the connections will not move properly and noise will occur. · If gear shifting operations cannot be carried out smoothly, clean the derailleur and lubricate all moving parts. · If the amount of looseness in the links is so great that adjustment is not possible, you should replace the derailleur. · You should periodically clean the derailleur and lubricate all moving parts (mechanism and pulleys). · If gear shifting adjustment cannot be carried out, check the degree of parallelism at the rear end of the bicycle. Also check if the cable is lubricated and if the outer casing is too long or too short. · If you hear abnormal noise as a result of looseness in a pulley, you should replace the pulley. · Grease the inner cable and the inside of the outer casing before use to ensure that they slide properly. · Use a frame with internal cable routing is strongly discouraged as it has tendencies to impair the SIS shifting function due to its high cable resistance. · Parts are not guaranteed against natural wear or deterioration resulting from normal use. [. . . ] If the chain is touching the 3rd sprocket and making noise, turn the outer casing adjustment barrel clockwise slightly to tighten it until the noise stops and the chain runs smoothly. Operate lever to change gears, and check that no noise occurs in any of the gear positions. [. . . ]