Whyte 905 Instruction Manual page 32

chain-ring. These changes should be smooth, occur without hesitation, be fairly
quiet and also the chain must not fall off the inner-most or outer-most chainrings
at any time. If not then the assembly may be wrongly adjusted or worn out. If
this is the case, get your Whyte dealer to service it.
◊
Check the operation of the right gear lever(s) / rear derailleur. First, whilst turn-
ing the transmission quite fast, move the lever so that the chain drops from the
largest rear sprocket to next one down. Continue moving the gear lever repeat-
edly through all the other smaller rear sprockets. Then move the gear lever so
that the chain climbs up onto the next largest sprocket and again until the chain
reaches the largest sprocket again. These changes should be smooth, occur
without hesitation, be fairly quiet and also the chain must not fall off the inner-
most or outer-most sprockets at any time. If not then the assembly may be
wrongly adjusted or worn out. If this is the case, get your Whyte dealer to ser-
vice it.
◊
Carefully check the brake & transmission control cables and cable housings. Any
rust? Kinks? Fraying? If so, have your Whyte dealer replace them.
◊
Lubricate all pivot points on both the front and rear derailleurs, including the
derailleur pulleys on the rear derailleur. Avoid contaminating the rims or brake
discs with lubricant!
◊
Squeeze the front brake and rock the bike back and forth. If a noise can be
heard from the vicinity of the headset, then it may be loose. Have your Whyte
dealer check it.
◊
Holding the handlebars, lift the front wheel off the ground and turn it from side
to side. Does it turn smoothly? If not and you feel any binding or roughness,
headset may be tight. Have your Whyte dealer check it.
◊
Check the brake pads. Are they getting thin compared with new ones? (look a
picture on the internet or parts catalogue). If so then have your Whyte dealer
replace the brake pads.
Rim brake: Are the pads not touching the wheel rim squarely? If so then
•
have your Whyte dealer adjust the brake pads.
Hydraulic disc brake: do the pads touch the disc when the wheel is rotated
•
and the brake lever is not operated?
warped by heat, or the brake calliper may need servicing. In each case, con-
tact your Whyte dealer for help.
◊
Check tightness of fasteners that retain brake levers, brake callipers and for disc
brakes, the disc rotors. Tightening
manual covering your particular Whyte bike model.
◊
Grab one pedal and rock it toward and away from the centerline of the bike;
then do the same with the other pedal. Anything feel loose? If so, ask your
Whyte dealer to check it.
◊
Check the tires for excess wear, cuts or bruises (see page 22). Get your Whyte
dealer to replace them if necessary.
◊
Check the wheel rims for excess wear, dings, dents and scratches. Consult your
Whyte dealer if you see any rim damage.
◊
Check to make sure that all parts and accessories are still secure, and tighten
any which are not. Tightening
manual covering your particular Whyte bike model.
◊
Check the frame (particularly around all tube joints); the handlebars; the stem;
and the seat post for any deep scratches, cracks or discoloration. These are
Page 32
Then the disc may be damaged or
torque values are found in the supplementary
torque values are found in the supplementary
General Instruction Manual