Lee said:My bike REALLY needs a service - its pig dirty now! Whats the best way to clean/lube the chain,
derailer etc. they tell me at half*rds that engine degreaser is best? Is it easy to take em off
and put em on again?
Here's my major service recipe, learned forty years ago so there may be people who suck their teeth
and say oooooh, no, use proprietary gunk X:
Get a gallon of parafin from the hardware shop. Tip half in a bucket. Take parts off the bike, and
in particular dismantle the rear deraileur's jockey wheel cage. Take cones and axles out of wheels,
if of the cup-and-cone bearing variety. Disassemble bottom bracket, unless of the sealed bearing
variety (which most are these days). Drop all small parts in bucket, except ball bearings and parts
with sealed bearings. Thouroughly clean frame and wheels. Swirl the bucket around a bit and then
pour off the parafin into a second bucket. Inspect parts; use old toothbrush and parafin to clean
any that are still mucky.
Lay all small parts out on newspaper or kitchen paper to dry; allow to dry thoroughly. Inspect.
Replace any that look too worn. Reassemble using a small amount of grease on bushings and bolt
threads, and plenty of grease in ball races. Ball bearings are cheap; I can think of no good reason
for not replacing all of them, but remember to put the right number of balls in (there should be a
gap left in each race which looks as if you could squeeze another ball in, but don't because the gap
is necessary to allow the balls room to move). Relubricate deraileur pantographs, cables, brake
pivots with your preferred lubricant - I tend to use GT85 but suspect it's not the best thing.
Use dirty parafin to light bonfire. Actually I'm told if you allow the dirt to settle you can re-use
it but I'm not organised enough to do this. Takes about a couple of hours per bike, repeat annually
or whenever you think the bike really needs it.
--
[email hidden] (Simon Brooke) jasmine.org.uk~simonOpen ↗
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