my 900 has a whining noise while riding i think its possibly a bearing on its way out but just looking for other ideas , the noise only starts once i get up to speeds of 45 upwards once i get to above mid 50s the noise goes away then returns as i am slowing down again , i have checked that the clutch isnt binding at all and she changes gears fine so any more ideas are welcome
Engine Whining Noise
#1
Posted 11 September 2020 - 08:38 am
#2
Posted 11 September 2020 - 09:07 am
Have you checked the drivechain slack ? I think it should be 40-50mm on a 9'er. Too tight and it will whine.
Mk2a 2000 in Silver. Top end Refurb @ 41100 miles, Scottoiler, Renthal Road High Bars, Up & Back Bar Risers, Bellypan, DL650 Handguards, Capt. Picard Bar Ends, House of Henty SS Wheel spacers, New Seat Cover Fitted. 58 MPG !! Now owned by chrisbee ! Studley's mk2a Bloggerydoodaah ! Photos of my first MK1 Photos of my MK2a TPLQHCSRSFC No. 1 Fan
#3
Posted 11 September 2020 - 09:37 am
Edited by leehenty, 11 September 2020 - 09:38 am.
#4
Posted 11 September 2020 - 06:28 pm
- and it's 50 - 60mm with the wheel in the air.
From the 900 workshop manual:-
page 3-50
ADJUSTING THE DRIVE CHAIN SLACK
The drive chain slack must be checked at the tightest point on the chain.
A drive chain that is too tight will overload the engine and other vital parts, and one that
is too loose can skip and damage the swingarm or cause an accident. Therefore, keep
the drive chain slack within the specified limits.
1. Stand the motorcycle on a level surface.
Securely support the motorcycle so that there is no danger of it falling over.
Place the motorcycle on a suitable stand so that the rear wheel is elevated.
2. Spin the rear wheel several times and find the tightest position of drive chain.
3. Check:
drive chain slack. Out of specification > Adust.
Drive chain slack 50~60 mm
Edited by steve27bha, 11 September 2020 - 06:29 pm.
#5
Posted 11 September 2020 - 06:34 pm
#6
Posted 11 September 2020 - 09:45 pm
i had a lot of whining the other day going over 70 mph
soon stopped when i ordered the wife off the bike and rode off
"As I Lay Rubber down to street, I pray for traction I can keep. But if I skid and begin to slide, please dear god protect my ride"
Mods; Oil pressure switch, neoprene rear inner mudguard, scottoiler, highway pegs, fenda extenda, 1999 carbs and airbox, Kais suspension setup, later clutch springs, LED lamps, Metmachex swingarm, Hagon Shock, Oxford heated grips, 4 way fused accessory Bus, 17" 3CV front wheel, Michellin R6 tyres, GPS speedo, 5' ignition advance.
#7
Posted 11 September 2020 - 10:30 pm
But good plan, I've had two wives, wouldn't want one of my own.....
Current toys: '99 XT600E, 2000 4TX, '82 Princess 30DS (where the username comes from), No longer a '03 Fazer thou.
Save the planet, it's the only one with beer!
#8
Posted 13 September 2020 - 05:31 pm
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