Author Topic: Starting my car  (Read 6467 times)

Offline emery1990

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Re: Starting my car
« Reply #30 on: 03 April 2011, 12:47 »
Your a star mate thanks. Yer got a long spade drill bit in atm to confirm tdc in cyl 1.

Doesn't too hard then by sound of things, will update later on!. Check gearbox tdc and green bung has been put through  :sad: So someones been lazy and just punched it through to check it and not replacing it, all sorts of crap could of got in there! and it looks dry? But it is at tdc  :smiley:
« Last Edit: 03 April 2011, 13:10 by emery1990 »

Offline mk2bal

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Re: Starting my car
« Reply #31 on: 03 April 2011, 13:41 »
I haven't replaced my green bung from when I removed it. Its still clean and dry in there though luckily..yeah basically get cyl no.1 to tdc, loosen off belt, turn cams to tdc (inner dots and outer mark on pulley) replace belt, tension up, and turn a few times to confirm. You may be a tooth out or somethin first time so check accurately. Then just a case of putting all back together... Hang on a minute,, are you sure you don't need to just turn the bottom over 1 more time?! As its 2:1.. We could be on a major novice error here!!!

Offline emery1990

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Re: Starting my car
« Reply #32 on: 03 April 2011, 13:49 »
Lol I've already loosened off my cambelt from the pulley, but when I turning it, the big 23mm bolt? it doesnt go the whole way round, if I go anticlockwise it did and nearly took my fingers off, but wouldnt go any more. Clockwise it wouldnt budge. What do you mean turn it over by the crankshaft all connected.?

Offline emery1990

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Re: Starting my car
« Reply #33 on: 03 April 2011, 15:31 »
Too re tighten my cambelt I have got the straight section tight, but the tensioner part is loose, do I need a special tool to rotate the tensioner as I cant get it too spin round more to tighten the belt, or any tricks people have to tensioning the tensioner?

I'll try and rotate the engine first as you said 2:1, before I start fiddling with the timing.

Offline mk2bal

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Re: Starting my car
« Reply #34 on: 03 April 2011, 17:06 »
There's two holes on the tensioner that you put a tool in, turn, and when the right tension is achieved you nip the nut up to hold it there.. I've got some long nose pliers that are bent halfway down, that do the job nicely. Or you can improvise using a rivet etc in one hole, and lever it over, its a bit hard to explain but you'll see how to improvise when you see how it works.. Yeah get a socket on the big cam pulley bolt and turn slowly to position.. But yeah before you loosen the belt and do all that, spin the bottom bolt over 360degs and see if the top comes round into position because from what I can grasp it sounds like the timings ok after all!!!

Offline emery1990

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Re: Starting my car
« Reply #35 on: 03 April 2011, 18:26 »
Yer I rekon I could make something up, got some spare pliers lying around, Yer the tools is like the ones on disc cutters, two holes etc.

Yer think it could be actually  :grin:, hope so anyway! Looks like it could be a tooth out though so will prob need to adjust it a bit though.

So say it was timed up right anyway, I go and spin it 360 degrees, that makes it go out of timing, 720 degrees is how much it should be turned if ever turning it by hand.

Offline mk2bal

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Re: Starting my car
« Reply #36 on: 03 April 2011, 22:34 »
Yeah. Two turns on the bottom turns the top once. When you go from tdc on the crank, and turn it 360, the top pulley will only have done half a turn, making the cam tdc mark point 180degs out. Then you turn the bottom over again to get the top to come full circle..that's how 4 strokes work..

Offline emery1990

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Re: Starting my car
« Reply #37 on: 04 April 2011, 19:33 »
Cheers mate, will get belt tensioned then try that, probs whats the issue anyway by the sound of things.

Offline mk2bal

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Re: Starting my car
« Reply #38 on: 04 April 2011, 21:52 »
No I'm saying its probably not a problem at all and shouldn't have been touched!! I skim read what you said about bottom being tdc and cam being out, and sorta presumed it was out by a few teeth, not half cycle out! Plus you said it wouldn't turn over, as if its locking out, but you just need to turn harder!!v novice error on both behalfs!!

Offline emery1990

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Re: Starting my car
« Reply #39 on: 06 April 2011, 17:42 »
Haha yer, thanks for ya help mate.